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Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: bool DataReductionProxySettings::IsDataReductionProxyManaged() {
return spdy_proxy_auth_enabled_.IsManaged();
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: png_set_sRGB(png_structp png_ptr, png_infop info_ptr, int intent)
{
png_debug1(1, "in %s storage function", "sRGB");
if (png_ptr == NULL || info_ptr == NULL)
return;
info_ptr->srgb_intent = (png_byte)intent;
info_ptr->valid |= PNG_INFO_sRGB;
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: gdImagePtr gdImageScaleTwoPass(const gdImagePtr src, const unsigned int src_width, const unsigned int src_height, const unsigned int new_width, const unsigned int new_height)
{
gdImagePtr tmp_im;
gdImagePtr dst;
tmp_im = gdImageCreateTrueColor(new_width, src_height);
if (tmp_im == NULL) {
return NULL;
}
gdImageSetInterpolationMethod(tmp_im, src->interpolation_id);
_gdScaleHoriz(src, src_width, src_height, tmp_im, new_width, src_height);
dst = gdImageCreateTrueColor(new_width, new_height);
if (dst == NULL) {
gdFree(tmp_im);
return NULL;
}
gdImageSetInterpolationMethod(dst, src->interpolation_id);
_gdScaleVert(tmp_im, new_width, src_height, dst, new_width, new_height);
gdFree(tmp_im);
return dst;
}
CWE ID: CWE-125
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void ProcessHeap::Init() {
total_allocated_space_ = 0;
total_allocated_object_size_ = 0;
total_marked_object_size_ = 0;
GCInfoTable::Init();
base::SamplingHeapProfiler::SetHooksInstallCallback([]() {
HeapAllocHooks::SetAllocationHook(&BlinkGCAllocHook);
HeapAllocHooks::SetFreeHook(&BlinkGCFreeHook);
});
}
CWE ID: CWE-362
Target: 1
Example 2:
Code: static int set_file_offset(stb_vorbis *f, unsigned int loc)
{
#ifndef STB_VORBIS_NO_PUSHDATA_API
if (f->push_mode) return 0;
#endif
f->eof = 0;
if (USE_MEMORY(f)) {
if (f->stream_start + loc >= f->stream_end || f->stream_start + loc < f->stream_start) {
f->stream = f->stream_end;
f->eof = 1;
return 0;
} else {
f->stream = f->stream_start + loc;
return 1;
}
}
#ifndef STB_VORBIS_NO_STDIO
if (loc + f->f_start < loc || loc >= 0x80000000) {
loc = 0x7fffffff;
f->eof = 1;
} else {
loc += f->f_start;
}
if (!fseek(f->f, loc, SEEK_SET))
return 1;
f->eof = 1;
fseek(f->f, f->f_start, SEEK_END);
return 0;
#endif
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: ExtensionTtsController::~ExtensionTtsController() {
FinishCurrentUtterance();
ClearUtteranceQueue();
}
CWE ID: CWE-20
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: dtls1_buffer_record(SSL *s, record_pqueue *queue, unsigned char *priority)
{
DTLS1_RECORD_DATA *rdata;
pitem *item;
/* Limit the size of the queue to prevent DOS attacks */
if (pqueue_size(queue->q) >= 100)
return 0;
rdata = OPENSSL_malloc(sizeof(DTLS1_RECORD_DATA));
item = pitem_new(priority, rdata);
if (rdata == NULL || item == NULL)
{
if (rdata != NULL) OPENSSL_free(rdata);
if (item != NULL) pitem_free(item);
SSLerr(SSL_F_DTLS1_BUFFER_RECORD, ERR_R_INTERNAL_ERROR);
return(0);
}
rdata->packet = s->packet;
rdata->packet_length = s->packet_length;
memcpy(&(rdata->rbuf), &(s->s3->rbuf), sizeof(SSL3_BUFFER));
memcpy(&(rdata->rrec), &(s->s3->rrec), sizeof(SSL3_RECORD));
item->data = rdata;
#ifndef OPENSSL_NO_SCTP
/* Store bio_dgram_sctp_rcvinfo struct */
if (BIO_dgram_is_sctp(SSL_get_rbio(s)) &&
(s->state == SSL3_ST_SR_FINISHED_A || s->state == SSL3_ST_CR_FINISHED_A)) {
BIO_ctrl(SSL_get_rbio(s), BIO_CTRL_DGRAM_SCTP_GET_RCVINFO, sizeof(rdata->recordinfo), &rdata->recordinfo);
}
#endif
s->packet = NULL;
s->packet_length = 0;
memset(&(s->s3->rbuf), 0, sizeof(SSL3_BUFFER));
memset(&(s->s3->rrec), 0, sizeof(SSL3_RECORD));
if (!ssl3_setup_buffers(s))
{
SSLerr(SSL_F_DTLS1_BUFFER_RECORD, ERR_R_INTERNAL_ERROR);
OPENSSL_free(rdata);
pitem_free(item);
return(0);
}
/* insert should not fail, since duplicates are dropped */
if (pqueue_insert(queue->q, item) == NULL)
{
SSLerr(SSL_F_DTLS1_BUFFER_RECORD, ERR_R_INTERNAL_ERROR);
OPENSSL_free(rdata);
pitem_free(item);
return(0);
}
return(1);
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: bool ExecuteScriptWithoutUserGestureAndExtractDouble(
const ToRenderFrameHost& adapter,
const std::string& script,
double* result) {
DCHECK(result);
std::unique_ptr<base::Value> value;
return ExecuteScriptHelper(adapter.render_frame_host(), script, false,
&value) &&
value && value->GetAsDouble(result);
}
CWE ID: CWE-20
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int ceph_x_encrypt_buflen(int ilen)
{
return sizeof(struct ceph_x_encrypt_header) + ilen + 16 +
sizeof(u32);
}
CWE ID: CWE-399
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: GpuChannelHost* BrowserGpuChannelHostFactory::EstablishGpuChannelSync(
CauseForGpuLaunch cause_for_gpu_launch) {
if (gpu_channel_.get()) {
if (gpu_channel_->state() == GpuChannelHost::kLost)
gpu_channel_ = NULL;
else
return gpu_channel_.get();
}
GpuDataManagerImpl::GetInstance();
EstablishRequest request;
GetIOLoopProxy()->PostTask(
FROM_HERE,
base::Bind(
&BrowserGpuChannelHostFactory::EstablishGpuChannelOnIO,
base::Unretained(this),
&request,
cause_for_gpu_launch));
request.event.Wait();
if (request.channel_handle.name.empty() ||
request.gpu_process_handle == base::kNullProcessHandle)
return NULL;
base::ProcessHandle browser_process_for_gpu;
#if defined(OS_WIN)
DuplicateHandle(base::GetCurrentProcessHandle(),
base::GetCurrentProcessHandle(),
request.gpu_process_handle,
&browser_process_for_gpu,
PROCESS_DUP_HANDLE,
FALSE,
0);
#else
browser_process_for_gpu = base::GetCurrentProcessHandle();
#endif
gpu_channel_ = new GpuChannelHost(this, gpu_host_id_, gpu_client_id_);
gpu_channel_->set_gpu_info(request.gpu_info);
content::GetContentClient()->SetGpuInfo(request.gpu_info);
gpu_channel_->Connect(request.channel_handle, browser_process_for_gpu);
return gpu_channel_.get();
}
CWE ID:
Target: 1
Example 2:
Code: static int vcpu_stat_get(void *_offset, u64 *val)
{
unsigned offset = (long)_offset;
struct kvm *kvm;
struct kvm_vcpu *vcpu;
int i;
*val = 0;
raw_spin_lock(&kvm_lock);
list_for_each_entry(kvm, &vm_list, vm_list)
kvm_for_each_vcpu(i, vcpu, kvm)
*val += *(u32 *)((void *)vcpu + offset);
raw_spin_unlock(&kvm_lock);
return 0;
}
CWE ID: CWE-264
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: ConfirmInfoBar::ConfirmInfoBar(std::unique_ptr<ConfirmInfoBarDelegate> delegate)
: InfoBarView(std::move(delegate)) {
auto* delegate_ptr = GetDelegate();
label_ = CreateLabel(delegate_ptr->GetMessageText());
AddChildView(label_);
const auto buttons = delegate_ptr->GetButtons();
if (buttons & ConfirmInfoBarDelegate::BUTTON_OK) {
ok_button_ = CreateButton(ConfirmInfoBarDelegate::BUTTON_OK);
ok_button_->SetProminent(true);
if (delegate_ptr->OKButtonTriggersUACPrompt()) {
elevation_icon_setter_.reset(new ElevationIconSetter(
ok_button_,
base::BindOnce(&ConfirmInfoBar::Layout, base::Unretained(this))));
}
}
if (buttons & ConfirmInfoBarDelegate::BUTTON_CANCEL) {
cancel_button_ = CreateButton(ConfirmInfoBarDelegate::BUTTON_CANCEL);
if (buttons == ConfirmInfoBarDelegate::BUTTON_CANCEL)
cancel_button_->SetProminent(true);
}
link_ = CreateLink(delegate_ptr->GetLinkText(), this);
AddChildView(link_);
}
CWE ID: CWE-254
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: long FS_FOpenFileRead(const char *filename, fileHandle_t *file, qboolean uniqueFILE)
{
searchpath_t *search;
long len;
if(!fs_searchpaths)
Com_Error(ERR_FATAL, "Filesystem call made without initialization");
for(search = fs_searchpaths; search; search = search->next)
{
len = FS_FOpenFileReadDir(filename, search, file, uniqueFILE, qfalse);
if(file == NULL)
{
if(len > 0)
return len;
}
else
{
if(len >= 0 && *file)
return len;
}
}
#ifdef FS_MISSING
if(missingFiles)
fprintf(missingFiles, "%s\n", filename);
#endif
if(file)
{
*file = 0;
return -1;
}
else
{
return 0;
}
}
CWE ID: CWE-269
Target: 1
Example 2:
Code: void reds_on_char_device_state_destroy(SpiceCharDeviceState *dev)
{
reds_char_device_remove_state(dev);
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void _convert_job_mem(slurm_msg_t *msg)
{
prolog_launch_msg_t *req = (prolog_launch_msg_t *)msg->data;
slurm_cred_arg_t arg;
hostset_t j_hset = NULL;
int rc, hi, host_index, job_cpus;
int i, i_first_bit = 0, i_last_bit = 0;
rc = slurm_cred_verify(conf->vctx, req->cred, &arg,
msg->protocol_version);
if (rc < 0) {
error("%s: slurm_cred_verify failed: %m", __func__);
req->nnodes = 1; /* best guess */
return;
}
req->nnodes = arg.job_nhosts;
if (arg.job_mem_limit == 0)
goto fini;
if ((arg.job_mem_limit & MEM_PER_CPU) == 0) {
req->job_mem_limit = arg.job_mem_limit;
goto fini;
}
/* Assume 1 CPU on error */
req->job_mem_limit = arg.job_mem_limit & (~MEM_PER_CPU);
if (!(j_hset = hostset_create(arg.job_hostlist))) {
error("%s: Unable to parse credential hostlist: `%s'",
__func__, arg.step_hostlist);
goto fini;
}
host_index = hostset_find(j_hset, conf->node_name);
hostset_destroy(j_hset);
hi = host_index + 1; /* change from 0-origin to 1-origin */
for (i = 0; hi; i++) {
if (hi > arg.sock_core_rep_count[i]) {
i_first_bit += arg.sockets_per_node[i] *
arg.cores_per_socket[i] *
arg.sock_core_rep_count[i];
i_last_bit = i_first_bit +
arg.sockets_per_node[i] *
arg.cores_per_socket[i] *
arg.sock_core_rep_count[i];
hi -= arg.sock_core_rep_count[i];
} else {
i_first_bit += arg.sockets_per_node[i] *
arg.cores_per_socket[i] * (hi - 1);
i_last_bit = i_first_bit +
arg.sockets_per_node[i] *
arg.cores_per_socket[i];
break;
}
}
/* Now count the allocated processors on this node */
job_cpus = 0;
for (i = i_first_bit; i < i_last_bit; i++) {
if (bit_test(arg.job_core_bitmap, i))
job_cpus++;
}
/* NOTE: alloc_lps is the count of allocated resources
* (typically cores). Convert to CPU count as needed */
if (i_last_bit > i_first_bit) {
i = conf->cpus / (i_last_bit - i_first_bit);
if (i > 1)
job_cpus *= i;
}
req->job_mem_limit *= job_cpus;
fini: slurm_cred_free_args(&arg);
}
CWE ID: CWE-284
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: DrawingBuffer::ScopedStateRestorer::~ScopedStateRestorer() {
DCHECK_EQ(drawing_buffer_->state_restorer_, this);
drawing_buffer_->state_restorer_ = previous_state_restorer_;
Client* client = drawing_buffer_->client_;
if (!client)
return;
if (clear_state_dirty_) {
client->DrawingBufferClientRestoreScissorTest();
client->DrawingBufferClientRestoreMaskAndClearValues();
}
if (pixel_pack_alignment_dirty_)
client->DrawingBufferClientRestorePixelPackAlignment();
if (texture_binding_dirty_)
client->DrawingBufferClientRestoreTexture2DBinding();
if (renderbuffer_binding_dirty_)
client->DrawingBufferClientRestoreRenderbufferBinding();
if (framebuffer_binding_dirty_)
client->DrawingBufferClientRestoreFramebufferBinding();
if (pixel_unpack_buffer_binding_dirty_)
client->DrawingBufferClientRestorePixelUnpackBufferBinding();
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: void mptsas_reply(MPTSASState *s, MPIDefaultReply *reply)
{
if (s->doorbell_state == DOORBELL_WRITE) {
/* The reply is sent out in 16 bit chunks, while the size
* in the reply is in 32 bit units.
*/
s->doorbell_state = DOORBELL_READ;
s->doorbell_reply_idx = 0;
s->doorbell_reply_size = reply->MsgLength * 2;
memcpy(s->doorbell_reply, reply, s->doorbell_reply_size * 2);
s->intr_status |= MPI_HIS_DOORBELL_INTERRUPT;
mptsas_update_interrupt(s);
} else {
mptsas_post_reply(s, reply);
}
}
CWE ID: CWE-787
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: isoent_cmp_key(const struct archive_rb_node *n, const void *key)
{
const struct isoent *e = (const struct isoent *)n;
return (strcmp(e->file->basename.s, (const char *)key));
}
CWE ID: CWE-190
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void ExpectCanDiscardFalseTrivial(const LifecycleUnit* lifecycle_unit,
DiscardReason discard_reason) {
DecisionDetails decision_details;
EXPECT_FALSE(lifecycle_unit->CanDiscard(discard_reason, &decision_details));
EXPECT_FALSE(decision_details.IsPositive());
EXPECT_TRUE(decision_details.reasons().empty());
}
CWE ID:
Target: 1
Example 2:
Code: display_clean_read(struct display *dp)
{
if (dp->read_pp != NULL)
png_destroy_read_struct(&dp->read_pp, &dp->read_ip, NULL);
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: status_t OMXNodeInstance::fillBuffer(OMX::buffer_id buffer, int fenceFd) {
Mutex::Autolock autoLock(mLock);
OMX_BUFFERHEADERTYPE *header = findBufferHeader(buffer);
header->nFilledLen = 0;
header->nOffset = 0;
header->nFlags = 0;
status_t res = storeFenceInMeta_l(header, fenceFd, kPortIndexOutput);
if (res != OK) {
CLOG_ERROR(fillBuffer::storeFenceInMeta, res, EMPTY_BUFFER(buffer, header, fenceFd));
return res;
}
{
Mutex::Autolock _l(mDebugLock);
mOutputBuffersWithCodec.add(header);
CLOG_BUMPED_BUFFER(fillBuffer, WITH_STATS(EMPTY_BUFFER(buffer, header, fenceFd)));
}
OMX_ERRORTYPE err = OMX_FillThisBuffer(mHandle, header);
if (err != OMX_ErrorNone) {
CLOG_ERROR(fillBuffer, err, EMPTY_BUFFER(buffer, header, fenceFd));
Mutex::Autolock _l(mDebugLock);
mOutputBuffersWithCodec.remove(header);
}
return StatusFromOMXError(err);
}
CWE ID: CWE-119
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: struct snd_seq_client_port *snd_seq_create_port(struct snd_seq_client *client,
int port)
{
unsigned long flags;
struct snd_seq_client_port *new_port, *p;
int num = -1;
/* sanity check */
if (snd_BUG_ON(!client))
return NULL;
if (client->num_ports >= SNDRV_SEQ_MAX_PORTS) {
pr_warn("ALSA: seq: too many ports for client %d\n", client->number);
return NULL;
}
/* create a new port */
new_port = kzalloc(sizeof(*new_port), GFP_KERNEL);
if (!new_port)
return NULL; /* failure, out of memory */
/* init port data */
new_port->addr.client = client->number;
new_port->addr.port = -1;
new_port->owner = THIS_MODULE;
sprintf(new_port->name, "port-%d", num);
snd_use_lock_init(&new_port->use_lock);
port_subs_info_init(&new_port->c_src);
port_subs_info_init(&new_port->c_dest);
num = port >= 0 ? port : 0;
mutex_lock(&client->ports_mutex);
write_lock_irqsave(&client->ports_lock, flags);
list_for_each_entry(p, &client->ports_list_head, list) {
if (p->addr.port > num)
break;
if (port < 0) /* auto-probe mode */
num = p->addr.port + 1;
}
/* insert the new port */
list_add_tail(&new_port->list, &p->list);
client->num_ports++;
new_port->addr.port = num; /* store the port number in the port */
write_unlock_irqrestore(&client->ports_lock, flags);
mutex_unlock(&client->ports_mutex);
sprintf(new_port->name, "port-%d", num);
return new_port;
}
CWE ID: CWE-416
Target: 1
Example 2:
Code: static void remove_user_radios(u32 portid)
{
struct mac80211_hwsim_data *entry, *tmp;
spin_lock_bh(&hwsim_radio_lock);
list_for_each_entry_safe(entry, tmp, &hwsim_radios, list) {
if (entry->destroy_on_close && entry->portid == portid) {
list_del(&entry->list);
rhashtable_remove_fast(&hwsim_radios_rht, &entry->rht,
hwsim_rht_params);
INIT_WORK(&entry->destroy_work, destroy_radio);
schedule_work(&entry->destroy_work);
}
}
spin_unlock_bh(&hwsim_radio_lock);
}
CWE ID: CWE-772
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void CameraService::BasicClient::opChanged(int32_t op, const String16& packageName) {
String8 name(packageName);
String8 myName(mClientPackageName);
if (op != AppOpsManager::OP_CAMERA) {
ALOGW("Unexpected app ops notification received: %d", op);
return;
}
int32_t res;
res = mAppOpsManager.checkOp(AppOpsManager::OP_CAMERA,
mClientUid, mClientPackageName);
ALOGV("checkOp returns: %d, %s ", res,
res == AppOpsManager::MODE_ALLOWED ? "ALLOWED" :
res == AppOpsManager::MODE_IGNORED ? "IGNORED" :
res == AppOpsManager::MODE_ERRORED ? "ERRORED" :
"UNKNOWN");
if (res != AppOpsManager::MODE_ALLOWED) {
ALOGI("Camera %d: Access for \"%s\" revoked", mCameraId,
myName.string());
mClientPid = getCallingPid();
notifyError();
disconnect();
}
}
CWE ID: CWE-264
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int do_session_handshake (lua_State *L, int status, lua_KContext ctx) {
int rc;
struct ssh_userdata *sshu = NULL;
assert(lua_gettop(L) == 4);
sshu = (struct ssh_userdata *) nseU_checkudata(L, 3, SSH2_UDATA, "ssh2");
while ((rc = libssh2_session_handshake(sshu->session, sshu->sp[0])) == LIBSSH2_ERROR_EAGAIN) {
luaL_getmetafield(L, 3, "filter");
lua_pushvalue(L, 3);
assert(lua_status(L) == LUA_OK);
lua_callk(L, 1, 0, 0, do_session_handshake);
}
if (rc) {
libssh2_session_free(sshu->session);
return luaL_error(L, "Unable to complete libssh2 handshake.");
}
lua_settop(L, 3);
return 1;
}
CWE ID: CWE-415
Target: 1
Example 2:
Code: static void pmcraid_cancel_all(struct pmcraid_cmd *cmd, u32 sense)
{
struct scsi_cmnd *scsi_cmd = cmd->scsi_cmd;
struct pmcraid_ioarcb *ioarcb = &cmd->ioa_cb->ioarcb;
struct pmcraid_resource_entry *res = scsi_cmd->device->hostdata;
void (*cmd_done) (struct pmcraid_cmd *) = sense ? pmcraid_erp_done
: pmcraid_request_sense;
memset(ioarcb->cdb, 0, PMCRAID_MAX_CDB_LEN);
ioarcb->request_flags0 = SYNC_OVERRIDE;
ioarcb->request_type = REQ_TYPE_IOACMD;
ioarcb->cdb[0] = PMCRAID_CANCEL_ALL_REQUESTS;
if (RES_IS_GSCSI(res->cfg_entry))
ioarcb->cdb[1] = PMCRAID_SYNC_COMPLETE_AFTER_CANCEL;
ioarcb->ioadl_bus_addr = 0;
ioarcb->ioadl_length = 0;
ioarcb->data_transfer_length = 0;
ioarcb->ioarcb_bus_addr &= (~0x1FULL);
/* writing to IOARRIN must be protected by host_lock, as mid-layer
* schedule queuecommand while we are doing this
*/
pmcraid_send_cmd(cmd, cmd_done,
PMCRAID_REQUEST_SENSE_TIMEOUT,
pmcraid_timeout_handler);
}
CWE ID: CWE-189
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void vrend_renderer_context_create_internal(uint32_t handle, uint32_t nlen,
const char *debug_name)
{
struct vrend_decode_ctx *dctx;
if (handle >= VREND_MAX_CTX)
return;
dctx = malloc(sizeof(struct vrend_decode_ctx));
if (!dctx)
return;
return;
}
CWE ID: CWE-399
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static Frame* ReuseExistingWindow(LocalFrame& active_frame,
LocalFrame& lookup_frame,
const AtomicString& frame_name,
NavigationPolicy policy,
const KURL& destination_url) {
if (!frame_name.IsEmpty() && !EqualIgnoringASCIICase(frame_name, "_blank") &&
policy == kNavigationPolicyIgnore) {
if (Frame* frame = lookup_frame.FindFrameForNavigation(
frame_name, active_frame, destination_url)) {
if (!EqualIgnoringASCIICase(frame_name, "_self")) {
if (Page* page = frame->GetPage()) {
if (page == active_frame.GetPage())
page->GetFocusController().SetFocusedFrame(frame);
else
page->GetChromeClient().Focus();
}
}
return frame;
}
}
return nullptr;
}
CWE ID:
Target: 1
Example 2:
Code: static int phar_zip_process_extra(php_stream *fp, phar_entry_info *entry, php_uint16 len) /* {{{ */
{
union {
phar_zip_extra_field_header header;
phar_zip_unix3 unix3;
} h;
int read;
do {
if (sizeof(h.header) != php_stream_read(fp, (char *) &h.header, sizeof(h.header))) {
return FAILURE;
}
if (h.header.tag[0] != 'n' || h.header.tag[1] != 'u') {
/* skip to next header */
php_stream_seek(fp, PHAR_GET_16(h.header.size), SEEK_CUR);
len -= PHAR_GET_16(h.header.size) + 4;
continue;
}
/* unix3 header found */
read = php_stream_read(fp, (char *) &(h.unix3.crc32), sizeof(h.unix3) - sizeof(h.header));
len -= read + 4;
if (sizeof(h.unix3) - sizeof(h.header) != read) {
return FAILURE;
}
if (PHAR_GET_16(h.unix3.size) > sizeof(h.unix3) - 4) {
/* skip symlink filename - we may add this support in later */
php_stream_seek(fp, PHAR_GET_16(h.unix3.size) - sizeof(h.unix3.size), SEEK_CUR);
}
/* set permissions */
entry->flags &= PHAR_ENT_COMPRESSION_MASK;
if (entry->is_dir) {
entry->flags |= PHAR_GET_16(h.unix3.perms) & PHAR_ENT_PERM_MASK;
} else {
entry->flags |= PHAR_GET_16(h.unix3.perms) & PHAR_ENT_PERM_MASK;
}
} while (len);
return SUCCESS;
}
/* }}} */
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void libxsmm_sparse_csr_reader( libxsmm_generated_code* io_generated_code,
const char* i_csr_file_in,
unsigned int** o_row_idx,
unsigned int** o_column_idx,
double** o_values,
unsigned int* o_row_count,
unsigned int* o_column_count,
unsigned int* o_element_count ) {
FILE *l_csr_file_handle;
const unsigned int l_line_length = 512;
char l_line[512/*l_line_length*/+1];
unsigned int l_header_read = 0;
unsigned int* l_row_idx_id = NULL;
unsigned int l_i = 0;
l_csr_file_handle = fopen( i_csr_file_in, "r" );
if ( l_csr_file_handle == NULL ) {
LIBXSMM_HANDLE_ERROR( io_generated_code, LIBXSMM_ERR_CSR_INPUT );
return;
}
while (fgets(l_line, l_line_length, l_csr_file_handle) != NULL) {
if ( strlen(l_line) == l_line_length ) {
free(*o_row_idx); free(*o_column_idx); free(*o_values); free(l_row_idx_id);
*o_row_idx = 0; *o_column_idx = 0; *o_values = 0;
fclose(l_csr_file_handle); /* close mtx file */
LIBXSMM_HANDLE_ERROR( io_generated_code, LIBXSMM_ERR_CSR_READ_LEN );
return;
}
/* check if we are still reading comments header */
if ( l_line[0] == '%' ) {
continue;
} else {
/* if we are the first line after comment header, we allocate our data structures */
if ( l_header_read == 0 ) {
if ( sscanf(l_line, "%u %u %u", o_row_count, o_column_count, o_element_count) == 3 ) {
/* allocate CSC data-structure matching mtx file */
*o_column_idx = (unsigned int*) malloc(sizeof(unsigned int) * (*o_element_count));
*o_row_idx = (unsigned int*) malloc(sizeof(unsigned int) * ((size_t)(*o_row_count) + 1));
*o_values = (double*) malloc(sizeof(double) * (*o_element_count));
l_row_idx_id = (unsigned int*) malloc(sizeof(unsigned int) * (*o_row_count));
/* check if mallocs were successful */
if ( ( *o_row_idx == NULL ) ||
( *o_column_idx == NULL ) ||
( *o_values == NULL ) ||
( l_row_idx_id == NULL ) ) {
free(*o_row_idx); free(*o_column_idx); free(*o_values); free(l_row_idx_id);
*o_row_idx = 0; *o_column_idx = 0; *o_values = 0;
fclose(l_csr_file_handle); /* close mtx file */
LIBXSMM_HANDLE_ERROR( io_generated_code, LIBXSMM_ERR_CSC_ALLOC_DATA );
return;
}
/* set everything to zero for init */
memset(*o_row_idx, 0, sizeof(unsigned int) * ((size_t)(*o_row_count) + 1));
memset(*o_column_idx, 0, sizeof(unsigned int) * (*o_element_count));
memset(*o_values, 0, sizeof(double) * (*o_element_count));
memset(l_row_idx_id, 0, sizeof(unsigned int) * (*o_row_count));
/* init column idx */
for ( l_i = 0; l_i <= *o_row_count; ++l_i )
(*o_row_idx)[l_i] = (*o_element_count);
/* init */
(*o_row_idx)[0] = 0;
l_i = 0;
l_header_read = 1;
} else {
LIBXSMM_HANDLE_ERROR( io_generated_code, LIBXSMM_ERR_CSR_READ_DESC );
fclose( l_csr_file_handle ); /* close mtx file */
return;
}
/* now we read the actual content */
} else {
unsigned int l_row = 0, l_column = 0;
double l_value = 0;
/* read a line of content */
if ( sscanf(l_line, "%u %u %lf", &l_row, &l_column, &l_value) != 3 ) {
free(*o_row_idx); free(*o_column_idx); free(*o_values); free(l_row_idx_id);
*o_row_idx = 0; *o_column_idx = 0; *o_values = 0;
fclose(l_csr_file_handle); /* close mtx file */
LIBXSMM_HANDLE_ERROR( io_generated_code, LIBXSMM_ERR_CSR_READ_ELEMS );
return;
}
/* adjust numbers to zero termination */
l_row--;
l_column--;
/* add these values to row and value structure */
(*o_column_idx)[l_i] = l_column;
(*o_values)[l_i] = l_value;
l_i++;
/* handle columns, set id to own for this column, yeah we need to handle empty columns */
l_row_idx_id[l_row] = 1;
(*o_row_idx)[l_row+1] = l_i;
}
}
}
/* close mtx file */
fclose( l_csr_file_handle );
/* check if we read a file which was consistent */
if ( l_i != (*o_element_count) ) {
free(*o_row_idx); free(*o_column_idx); free(*o_values); free(l_row_idx_id);
*o_row_idx = 0; *o_column_idx = 0; *o_values = 0;
LIBXSMM_HANDLE_ERROR( io_generated_code, LIBXSMM_ERR_CSR_LEN );
return;
}
if ( l_row_idx_id != NULL ) {
/* let's handle empty rows */
for ( l_i = 0; l_i < (*o_row_count); l_i++) {
if ( l_row_idx_id[l_i] == 0 ) {
(*o_row_idx)[l_i+1] = (*o_row_idx)[l_i];
}
}
/* free helper data structure */
free( l_row_idx_id );
}
}
CWE ID: CWE-119
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static inline int l2cap_connect_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data)
{
struct l2cap_conn_rsp *rsp = (struct l2cap_conn_rsp *) data;
u16 scid, dcid, result, status;
struct sock *sk;
u8 req[128];
scid = __le16_to_cpu(rsp->scid);
dcid = __le16_to_cpu(rsp->dcid);
result = __le16_to_cpu(rsp->result);
status = __le16_to_cpu(rsp->status);
BT_DBG("dcid 0x%4.4x scid 0x%4.4x result 0x%2.2x status 0x%2.2x", dcid, scid, result, status);
if (scid) {
sk = l2cap_get_chan_by_scid(&conn->chan_list, scid);
if (!sk)
return 0;
} else {
sk = l2cap_get_chan_by_ident(&conn->chan_list, cmd->ident);
if (!sk)
return 0;
}
switch (result) {
case L2CAP_CR_SUCCESS:
sk->sk_state = BT_CONFIG;
l2cap_pi(sk)->ident = 0;
l2cap_pi(sk)->dcid = dcid;
l2cap_pi(sk)->conf_state |= L2CAP_CONF_REQ_SENT;
l2cap_pi(sk)->conf_state &= ~L2CAP_CONF_CONNECT_PEND;
l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ,
l2cap_build_conf_req(sk, req), req);
break;
case L2CAP_CR_PEND:
l2cap_pi(sk)->conf_state |= L2CAP_CONF_CONNECT_PEND;
break;
default:
l2cap_chan_del(sk, ECONNREFUSED);
break;
}
bh_unlock_sock(sk);
return 0;
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: void GLES2DecoderImpl::DoDisableVertexAttribArray(GLuint index) {
if (state_.vertex_attrib_manager->Enable(index, false)) {
if (index != 0 || gl_version_info().BehavesLikeGLES()) {
state_.vertex_attrib_manager->SetDriverVertexAttribEnabled(index, false);
}
} else {
LOCAL_SET_GL_ERROR(
GL_INVALID_VALUE,
"glDisableVertexAttribArray", "index out of range");
}
}
CWE ID: CWE-416
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: pgoff_t get_next_page_offset(struct dnode_of_data *dn, pgoff_t pgofs)
{
const long direct_index = ADDRS_PER_INODE(dn->inode);
const long direct_blks = ADDRS_PER_BLOCK;
const long indirect_blks = ADDRS_PER_BLOCK * NIDS_PER_BLOCK;
unsigned int skipped_unit = ADDRS_PER_BLOCK;
int cur_level = dn->cur_level;
int max_level = dn->max_level;
pgoff_t base = 0;
if (!dn->max_level)
return pgofs + 1;
while (max_level-- > cur_level)
skipped_unit *= NIDS_PER_BLOCK;
switch (dn->max_level) {
case 3:
base += 2 * indirect_blks;
case 2:
base += 2 * direct_blks;
case 1:
base += direct_index;
break;
default:
f2fs_bug_on(F2FS_I_SB(dn->inode), 1);
}
return ((pgofs - base) / skipped_unit + 1) * skipped_unit + base;
}
CWE ID: CWE-362
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: sctp_disposition_t sctp_sf_do_asconf_ack(struct net *net,
const struct sctp_endpoint *ep,
const struct sctp_association *asoc,
const sctp_subtype_t type, void *arg,
sctp_cmd_seq_t *commands)
{
struct sctp_chunk *asconf_ack = arg;
struct sctp_chunk *last_asconf = asoc->addip_last_asconf;
struct sctp_chunk *abort;
struct sctp_paramhdr *err_param = NULL;
sctp_addiphdr_t *addip_hdr;
__u32 sent_serial, rcvd_serial;
if (!sctp_vtag_verify(asconf_ack, asoc)) {
sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_BAD_TAG,
SCTP_NULL());
return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
}
/* ADD-IP, Section 4.1.2:
* This chunk MUST be sent in an authenticated way by using
* the mechanism defined in [I-D.ietf-tsvwg-sctp-auth]. If this chunk
* is received unauthenticated it MUST be silently discarded as
* described in [I-D.ietf-tsvwg-sctp-auth].
*/
if (!net->sctp.addip_noauth && !asconf_ack->auth)
return sctp_sf_discard_chunk(net, ep, asoc, type, arg, commands);
/* Make sure that the ADDIP chunk has a valid length. */
if (!sctp_chunk_length_valid(asconf_ack, sizeof(sctp_addip_chunk_t)))
return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
commands);
addip_hdr = (sctp_addiphdr_t *)asconf_ack->skb->data;
rcvd_serial = ntohl(addip_hdr->serial);
/* Verify the ASCONF-ACK chunk before processing it. */
if (!sctp_verify_asconf(asoc,
(sctp_paramhdr_t *)addip_hdr->params,
(void *)asconf_ack->chunk_end,
&err_param))
return sctp_sf_violation_paramlen(net, ep, asoc, type, arg,
(void *)err_param, commands);
if (last_asconf) {
addip_hdr = (sctp_addiphdr_t *)last_asconf->subh.addip_hdr;
sent_serial = ntohl(addip_hdr->serial);
} else {
sent_serial = asoc->addip_serial - 1;
}
/* D0) If an endpoint receives an ASCONF-ACK that is greater than or
* equal to the next serial number to be used but no ASCONF chunk is
* outstanding the endpoint MUST ABORT the association. Note that a
* sequence number is greater than if it is no more than 2^^31-1
* larger than the current sequence number (using serial arithmetic).
*/
if (ADDIP_SERIAL_gte(rcvd_serial, sent_serial + 1) &&
!(asoc->addip_last_asconf)) {
abort = sctp_make_abort(asoc, asconf_ack,
sizeof(sctp_errhdr_t));
if (abort) {
sctp_init_cause(abort, SCTP_ERROR_ASCONF_ACK, 0);
sctp_add_cmd_sf(commands, SCTP_CMD_REPLY,
SCTP_CHUNK(abort));
}
/* We are going to ABORT, so we might as well stop
* processing the rest of the chunks in the packet.
*/
sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_STOP,
SCTP_TO(SCTP_EVENT_TIMEOUT_T4_RTO));
sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET, SCTP_NULL());
sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
SCTP_ERROR(ECONNABORTED));
sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
SCTP_PERR(SCTP_ERROR_ASCONF_ACK));
SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
return SCTP_DISPOSITION_ABORT;
}
if ((rcvd_serial == sent_serial) && asoc->addip_last_asconf) {
sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_STOP,
SCTP_TO(SCTP_EVENT_TIMEOUT_T4_RTO));
if (!sctp_process_asconf_ack((struct sctp_association *)asoc,
asconf_ack)) {
/* Successfully processed ASCONF_ACK. We can
* release the next asconf if we have one.
*/
sctp_add_cmd_sf(commands, SCTP_CMD_SEND_NEXT_ASCONF,
SCTP_NULL());
return SCTP_DISPOSITION_CONSUME;
}
abort = sctp_make_abort(asoc, asconf_ack,
sizeof(sctp_errhdr_t));
if (abort) {
sctp_init_cause(abort, SCTP_ERROR_RSRC_LOW, 0);
sctp_add_cmd_sf(commands, SCTP_CMD_REPLY,
SCTP_CHUNK(abort));
}
/* We are going to ABORT, so we might as well stop
* processing the rest of the chunks in the packet.
*/
sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET, SCTP_NULL());
sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
SCTP_ERROR(ECONNABORTED));
sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
SCTP_PERR(SCTP_ERROR_ASCONF_ACK));
SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
return SCTP_DISPOSITION_ABORT;
}
return SCTP_DISPOSITION_DISCARD;
}
CWE ID: CWE-399
Target: 1
Example 2:
Code: static struct dentry *lookup_dcache(struct qstr *name, struct dentry *dir,
unsigned int flags, bool *need_lookup)
{
struct dentry *dentry;
int error;
*need_lookup = false;
dentry = d_lookup(dir, name);
if (dentry) {
if (dentry->d_flags & DCACHE_OP_REVALIDATE) {
error = d_revalidate(dentry, flags);
if (unlikely(error <= 0)) {
if (error < 0) {
dput(dentry);
return ERR_PTR(error);
} else if (!d_invalidate(dentry)) {
dput(dentry);
dentry = NULL;
}
}
}
}
if (!dentry) {
dentry = d_alloc(dir, name);
if (unlikely(!dentry))
return ERR_PTR(-ENOMEM);
*need_lookup = true;
}
return dentry;
}
CWE ID: CWE-59
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void build_l4proto_dccp(const struct nf_conntrack *ct, struct nethdr *n)
{
ct_build_group(ct, ATTR_GRP_ORIG_PORT, n, NTA_PORT,
sizeof(struct nfct_attr_grp_port));
if (!nfct_attr_is_set(ct, ATTR_DCCP_STATE))
return;
ct_build_u8(ct, ATTR_DCCP_STATE, n, NTA_DCCP_STATE);
ct_build_u8(ct, ATTR_DCCP_ROLE, n, NTA_DCCP_ROLE);
}
CWE ID: CWE-17
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: HistogramBase* Histogram::Factory::Build() {
HistogramBase* histogram = StatisticsRecorder::FindHistogram(name_);
if (!histogram) {
const BucketRanges* created_ranges = CreateRanges();
const BucketRanges* registered_ranges =
StatisticsRecorder::RegisterOrDeleteDuplicateRanges(created_ranges);
if (bucket_count_ == 0) {
bucket_count_ = static_cast<uint32_t>(registered_ranges->bucket_count());
minimum_ = registered_ranges->range(1);
maximum_ = registered_ranges->range(bucket_count_ - 1);
}
PersistentHistogramAllocator::Reference histogram_ref = 0;
std::unique_ptr<HistogramBase> tentative_histogram;
PersistentHistogramAllocator* allocator = GlobalHistogramAllocator::Get();
if (allocator) {
tentative_histogram = allocator->AllocateHistogram(
histogram_type_,
name_,
minimum_,
maximum_,
registered_ranges,
flags_,
&histogram_ref);
}
if (!tentative_histogram) {
DCHECK(!histogram_ref); // Should never have been set.
DCHECK(!allocator); // Shouldn't have failed.
flags_ &= ~HistogramBase::kIsPersistent;
tentative_histogram = HeapAlloc(registered_ranges);
tentative_histogram->SetFlags(flags_);
}
FillHistogram(tentative_histogram.get());
const void* tentative_histogram_ptr = tentative_histogram.get();
histogram = StatisticsRecorder::RegisterOrDeleteDuplicate(
tentative_histogram.release());
if (histogram_ref) {
allocator->FinalizeHistogram(histogram_ref,
histogram == tentative_histogram_ptr);
}
ReportHistogramActivity(*histogram, HISTOGRAM_CREATED);
} else {
ReportHistogramActivity(*histogram, HISTOGRAM_LOOKUP);
}
DCHECK_EQ(histogram_type_, histogram->GetHistogramType()) << name_;
if (bucket_count_ != 0 &&
!histogram->HasConstructionArguments(minimum_, maximum_, bucket_count_)) {
DLOG(ERROR) << "Histogram " << name_ << " has bad construction arguments";
return nullptr;
}
return histogram;
}
CWE ID: CWE-476
Target: 1
Example 2:
Code: static ssize_t proc_fault_inject_read(struct file * file, char __user * buf,
size_t count, loff_t *ppos)
{
struct task_struct *task = get_proc_task(file_inode(file));
char buffer[PROC_NUMBUF];
size_t len;
int make_it_fail;
if (!task)
return -ESRCH;
make_it_fail = task->make_it_fail;
put_task_struct(task);
len = snprintf(buffer, sizeof(buffer), "%i\n", make_it_fail);
return simple_read_from_buffer(buf, count, ppos, buffer, len);
}
CWE ID: CWE-362
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int nfs4_xdr_dec_locku(struct rpc_rqst *rqstp, __be32 *p, struct nfs_locku_res *res)
{
struct xdr_stream xdr;
struct compound_hdr hdr;
int status;
xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, p);
status = decode_compound_hdr(&xdr, &hdr);
if (status)
goto out;
status = decode_putfh(&xdr);
if (status)
goto out;
status = decode_locku(&xdr, res);
out:
return status;
}
CWE ID:
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: virtual void TearDown() {
delete[] src_;
delete[] ref_;
libvpx_test::ClearSystemState();
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: MagickExport MagickBooleanType SetImageChannels(Image *image,
const size_t channels)
{
image->channels=channels;
return(MagickTrue);
}
CWE ID: CWE-617
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void update_from_utee_param(struct tee_ta_param *p,
const struct utee_params *up)
{
size_t n;
for (n = 0; n < TEE_NUM_PARAMS; n++) {
switch (TEE_PARAM_TYPE_GET(p->types, n)) {
case TEE_PARAM_TYPE_MEMREF_OUTPUT:
case TEE_PARAM_TYPE_MEMREF_INOUT:
/* See comment for struct utee_params in utee_types.h */
p->u[n].mem.size = up->vals[n * 2 + 1];
break;
case TEE_PARAM_TYPE_VALUE_OUTPUT:
case TEE_PARAM_TYPE_VALUE_INOUT:
/* See comment for struct utee_params in utee_types.h */
p->u[n].val.a = up->vals[n * 2];
p->u[n].val.b = up->vals[n * 2 + 1];
break;
default:
break;
}
}
}
CWE ID: CWE-189
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void SetUp() {
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
SyncCredentials credentials;
credentials.email = "[email protected]";
credentials.sync_token = "sometoken";
sync_notifier_mock_ = new StrictMock<SyncNotifierMock>();
EXPECT_CALL(*sync_notifier_mock_, AddObserver(_)).
WillOnce(Invoke(this, &SyncManagerTest::SyncNotifierAddObserver));
EXPECT_CALL(*sync_notifier_mock_, SetUniqueId(_));
EXPECT_CALL(*sync_notifier_mock_, SetState(""));
EXPECT_CALL(*sync_notifier_mock_,
UpdateCredentials(credentials.email, credentials.sync_token));
EXPECT_CALL(*sync_notifier_mock_, UpdateEnabledTypes(_)).
Times(AtLeast(1)).
WillRepeatedly(
Invoke(this, &SyncManagerTest::SyncNotifierUpdateEnabledTypes));
EXPECT_CALL(*sync_notifier_mock_, RemoveObserver(_)).
WillOnce(Invoke(this, &SyncManagerTest::SyncNotifierRemoveObserver));
sync_manager_.AddObserver(&observer_);
EXPECT_CALL(observer_, OnInitializationComplete(_, _)).
WillOnce(SaveArg<0>(&js_backend_));
EXPECT_FALSE(sync_notifier_observer_);
EXPECT_FALSE(js_backend_.IsInitialized());
sync_manager_.Init(temp_dir_.path(),
WeakHandle<JsEventHandler>(),
"bogus", 0, false,
base::MessageLoopProxy::current(),
new TestHttpPostProviderFactory(), this,
&extensions_activity_monitor_, this, "bogus",
credentials,
false /* enable_sync_tabs_for_other_clients */,
sync_notifier_mock_, "",
sync_api::SyncManager::TEST_IN_MEMORY,
&encryptor_,
&handler_,
NULL);
EXPECT_TRUE(sync_notifier_observer_);
EXPECT_TRUE(js_backend_.IsInitialized());
EXPECT_EQ(1, update_enabled_types_call_count_);
ModelSafeRoutingInfo routes;
GetModelSafeRoutingInfo(&routes);
for (ModelSafeRoutingInfo::iterator i = routes.begin(); i != routes.end();
++i) {
type_roots_[i->first] = MakeServerNodeForType(
sync_manager_.GetUserShare(), i->first);
}
PumpLoop();
}
CWE ID: CWE-362
Target: 1
Example 2:
Code: static int dcbnl_setpfccfg(struct net_device *netdev, struct nlmsghdr *nlh,
u32 seq, struct nlattr **tb, struct sk_buff *skb)
{
struct nlattr *data[DCB_PFC_UP_ATTR_MAX + 1];
int i;
int ret;
u8 value;
if (!tb[DCB_ATTR_PFC_CFG])
return -EINVAL;
if (!netdev->dcbnl_ops->setpfccfg)
return -EOPNOTSUPP;
ret = nla_parse_nested(data, DCB_PFC_UP_ATTR_MAX,
tb[DCB_ATTR_PFC_CFG],
dcbnl_pfc_up_nest);
if (ret)
return ret;
for (i = DCB_PFC_UP_ATTR_0; i <= DCB_PFC_UP_ATTR_7; i++) {
if (data[i] == NULL)
continue;
value = nla_get_u8(data[i]);
netdev->dcbnl_ops->setpfccfg(netdev,
data[i]->nla_type - DCB_PFC_UP_ATTR_0, value);
}
return nla_put_u8(skb, DCB_ATTR_PFC_CFG, 0);
}
CWE ID: CWE-399
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: extra_last_record(struct isoent *isoent)
{
if (isoent->extr_rec_list.first == NULL)
return (NULL);
return ((struct extr_rec *)(void *)
((char *)(isoent->extr_rec_list.last)
- offsetof(struct extr_rec, next)));
}
CWE ID: CWE-190
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void ContextImpl::CreateFrame(
fidl::InterfaceHandle<chromium::web::FrameObserver> observer,
fidl::InterfaceRequest<chromium::web::Frame> frame_request) {
auto web_contents = content::WebContents::Create(
content::WebContents::CreateParams(browser_context_, nullptr));
frame_bindings_.AddBinding(
std::make_unique<FrameImpl>(std::move(web_contents), observer.Bind()),
std::move(frame_request));
}
CWE ID: CWE-264
Target: 1
Example 2:
Code: CStarter::Hold( void )
{
bool jobRunning = false;
UserProc *job;
dprintf( D_ALWAYS, "Hold all jobs\n" );
if ( this->deferral_tid != -1 ) {
this->removeDeferredJobs();
}
m_job_list.Rewind();
while( (job = m_job_list.Next()) != NULL ) {
if( job->Hold() ) {
m_job_list.DeleteCurrent();
delete job;
} else {
jobRunning = true;
}
}
ShuttingDown = TRUE;
return ( !jobRunning );
}
CWE ID: CWE-134
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void snd_msndmidi_input_read(void *mpuv)
{
unsigned long flags;
struct snd_msndmidi *mpu = mpuv;
void *pwMIDQData = mpu->dev->mappedbase + MIDQ_DATA_BUFF;
spin_lock_irqsave(&mpu->input_lock, flags);
while (readw(mpu->dev->MIDQ + JQS_wTail) !=
readw(mpu->dev->MIDQ + JQS_wHead)) {
u16 wTmp, val;
val = readw(pwMIDQData + 2 * readw(mpu->dev->MIDQ + JQS_wHead));
if (test_bit(MSNDMIDI_MODE_BIT_INPUT_TRIGGER,
&mpu->mode))
snd_rawmidi_receive(mpu->substream_input,
(unsigned char *)&val, 1);
wTmp = readw(mpu->dev->MIDQ + JQS_wHead) + 1;
if (wTmp > readw(mpu->dev->MIDQ + JQS_wSize))
writew(0, mpu->dev->MIDQ + JQS_wHead);
else
writew(wTmp, mpu->dev->MIDQ + JQS_wHead);
}
spin_unlock_irqrestore(&mpu->input_lock, flags);
}
CWE ID: CWE-125
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: String TextCodecUTF8::Decode(const char* bytes,
wtf_size_t length,
FlushBehavior flush,
bool stop_on_error,
bool& saw_error) {
const bool do_flush = flush != FlushBehavior::kDoNotFlush;
StringBuffer<LChar> buffer(partial_sequence_size_ + length);
const uint8_t* source = reinterpret_cast<const uint8_t*>(bytes);
const uint8_t* end = source + length;
const uint8_t* aligned_end = AlignToMachineWord(end);
LChar* destination = buffer.Characters();
do {
if (partial_sequence_size_) {
LChar* destination_for_handle_partial_sequence = destination;
const uint8_t* source_for_handle_partial_sequence = source;
if (HandlePartialSequence(destination_for_handle_partial_sequence,
source_for_handle_partial_sequence, end,
do_flush, stop_on_error, saw_error)) {
source = source_for_handle_partial_sequence;
goto upConvertTo16Bit;
}
destination = destination_for_handle_partial_sequence;
source = source_for_handle_partial_sequence;
if (partial_sequence_size_)
break;
}
while (source < end) {
if (IsASCII(*source)) {
if (IsAlignedToMachineWord(source)) {
while (source < aligned_end) {
MachineWord chunk =
*reinterpret_cast_ptr<const MachineWord*>(source);
if (!IsAllASCII<LChar>(chunk))
break;
CopyASCIIMachineWord(destination, source);
source += sizeof(MachineWord);
destination += sizeof(MachineWord);
}
if (source == end)
break;
if (!IsASCII(*source))
continue;
}
*destination++ = *source++;
continue;
}
int count = NonASCIISequenceLength(*source);
int character;
if (count == 0) {
character = kNonCharacter1;
} else {
if (count > end - source) {
SECURITY_DCHECK(end - source <
static_cast<ptrdiff_t>(sizeof(partial_sequence_)));
DCHECK(!partial_sequence_size_);
partial_sequence_size_ = static_cast<wtf_size_t>(end - source);
memcpy(partial_sequence_, source, partial_sequence_size_);
source = end;
break;
}
character = DecodeNonASCIISequence(source, count);
}
if (IsNonCharacter(character)) {
saw_error = true;
if (stop_on_error)
break;
goto upConvertTo16Bit;
}
if (character > 0xff)
goto upConvertTo16Bit;
source += count;
*destination++ = static_cast<LChar>(character);
}
} while (do_flush && partial_sequence_size_);
buffer.Shrink(static_cast<wtf_size_t>(destination - buffer.Characters()));
return String::Adopt(buffer);
upConvertTo16Bit:
StringBuffer<UChar> buffer16(partial_sequence_size_ + length);
UChar* destination16 = buffer16.Characters();
for (LChar* converted8 = buffer.Characters(); converted8 < destination;)
*destination16++ = *converted8++;
do {
if (partial_sequence_size_) {
UChar* destination_for_handle_partial_sequence = destination16;
const uint8_t* source_for_handle_partial_sequence = source;
HandlePartialSequence(destination_for_handle_partial_sequence,
source_for_handle_partial_sequence, end, do_flush,
stop_on_error, saw_error);
destination16 = destination_for_handle_partial_sequence;
source = source_for_handle_partial_sequence;
if (partial_sequence_size_)
break;
}
while (source < end) {
if (IsASCII(*source)) {
if (IsAlignedToMachineWord(source)) {
while (source < aligned_end) {
MachineWord chunk =
*reinterpret_cast_ptr<const MachineWord*>(source);
if (!IsAllASCII<LChar>(chunk))
break;
CopyASCIIMachineWord(destination16, source);
source += sizeof(MachineWord);
destination16 += sizeof(MachineWord);
}
if (source == end)
break;
if (!IsASCII(*source))
continue;
}
*destination16++ = *source++;
continue;
}
int count = NonASCIISequenceLength(*source);
int character;
if (count == 0) {
character = kNonCharacter1;
} else {
if (count > end - source) {
SECURITY_DCHECK(end - source <
static_cast<ptrdiff_t>(sizeof(partial_sequence_)));
DCHECK(!partial_sequence_size_);
partial_sequence_size_ = static_cast<wtf_size_t>(end - source);
memcpy(partial_sequence_, source, partial_sequence_size_);
source = end;
break;
}
character = DecodeNonASCIISequence(source, count);
}
if (IsNonCharacter(character)) {
saw_error = true;
if (stop_on_error)
break;
*destination16++ = kReplacementCharacter;
source -= character;
continue;
}
source += count;
destination16 = AppendCharacter(destination16, character);
}
} while (do_flush && partial_sequence_size_);
buffer16.Shrink(
static_cast<wtf_size_t>(destination16 - buffer16.Characters()));
return String::Adopt(buffer16);
}
CWE ID: CWE-190
Target: 1
Example 2:
Code: explicit MigrationTest(TestType test_type) : SyncTest(test_type) {}
CWE ID: CWE-362
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static const ut8 *r_bin_dwarf_parse_attr_value(const ut8 *obuf, int obuf_len,
RBinDwarfAttrSpec *spec, RBinDwarfAttrValue *value,
const RBinDwarfCompUnitHdr *hdr,
const ut8 *debug_str, size_t debug_str_len) {
const ut8 *buf = obuf;
const ut8 *buf_end = obuf + obuf_len;
size_t j;
if (!spec || !value || !hdr || !obuf || obuf_len < 1) {
return NULL;
}
value->form = spec->attr_form;
value->name = spec->attr_name;
value->encoding.block.data = NULL;
value->encoding.str_struct.string = NULL;
value->encoding.str_struct.offset = 0;
switch (spec->attr_form) {
case DW_FORM_addr:
switch (hdr->pointer_size) {
case 1:
value->encoding.address = READ (buf, ut8);
break;
case 2:
value->encoding.address = READ (buf, ut16);
break;
case 4:
value->encoding.address = READ (buf, ut32);
break;
case 8:
value->encoding.address = READ (buf, ut64);
break;
default:
eprintf ("DWARF: Unexpected pointer size: %u\n", (unsigned)hdr->pointer_size);
return NULL;
}
break;
case DW_FORM_block2:
value->encoding.block.length = READ (buf, ut16);
if (value->encoding.block.length > 0) {
value->encoding.block.data = calloc (sizeof(ut8), value->encoding.block.length);
for (j = 0; j < value->encoding.block.length; j++) {
value->encoding.block.data[j] = READ (buf, ut8);
}
}
break;
case DW_FORM_block4:
value->encoding.block.length = READ (buf, ut32);
if (value->encoding.block.length > 0) {
ut8 *data = calloc (sizeof (ut8), value->encoding.block.length);
if (data) {
for (j = 0; j < value->encoding.block.length; j++) {
data[j] = READ (buf, ut8);
}
}
value->encoding.block.data = data;
}
break;
#if 0
case DW_FORM_data2:
value->encoding.data = READ (buf, ut16);
break;
case DW_FORM_data4:
value->encoding.data = READ (buf, ut32);
break;
case DW_FORM_data8:
value->encoding.data = READ (buf, ut64);
break;
#endif
case DW_FORM_string:
value->encoding.str_struct.string = *buf? strdup ((const char*)buf) : NULL;
buf += (strlen ((const char*)buf) + 1);
break;
case DW_FORM_block:
buf = r_uleb128 (buf, buf_end - buf, &value->encoding.block.length);
if (!buf) {
return NULL;
}
value->encoding.block.data = calloc (sizeof (ut8), value->encoding.block.length);
if (value->encoding.block.data) {
for (j = 0; j < value->encoding.block.length; j++) {
value->encoding.block.data[j] = READ (buf, ut8);
}
}
break;
case DW_FORM_block1:
value->encoding.block.length = READ (buf, ut8);
value->encoding.block.data = calloc (sizeof (ut8), value->encoding.block.length + 1);
if (value->encoding.block.data) {
for (j = 0; j < value->encoding.block.length; j++) {
value->encoding.block.data[j] = READ (buf, ut8);
}
}
break;
case DW_FORM_flag:
value->encoding.flag = READ (buf, ut8);
break;
case DW_FORM_sdata:
buf = r_leb128 (buf, &value->encoding.sdata);
break;
case DW_FORM_strp:
value->encoding.str_struct.offset = READ (buf, ut32);
if (debug_str && value->encoding.str_struct.offset < debug_str_len) {
value->encoding.str_struct.string = strdup (
(const char *)(debug_str +
value->encoding.str_struct.offset));
} else {
value->encoding.str_struct.string = NULL;
}
break;
case DW_FORM_udata:
{
ut64 ndata = 0;
const ut8 *data = (const ut8*)&ndata;
buf = r_uleb128 (buf, R_MIN (sizeof (data), (size_t)(buf_end - buf)), &ndata);
memcpy (&value->encoding.data, data, sizeof (value->encoding.data));
value->encoding.str_struct.string = NULL;
}
break;
case DW_FORM_ref_addr:
value->encoding.reference = READ (buf, ut64); // addr size of machine
break;
case DW_FORM_ref1:
value->encoding.reference = READ (buf, ut8);
break;
case DW_FORM_ref2:
value->encoding.reference = READ (buf, ut16);
break;
case DW_FORM_ref4:
value->encoding.reference = READ (buf, ut32);
break;
case DW_FORM_ref8:
value->encoding.reference = READ (buf, ut64);
break;
case DW_FORM_data1:
value->encoding.data = READ (buf, ut8);
break;
default:
eprintf ("Unknown DW_FORM 0x%02"PFMT64x"\n", spec->attr_form);
value->encoding.data = 0;
return NULL;
}
return buf;
}
CWE ID: CWE-119
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: mkvparser::IMkvReader::~IMkvReader()
{
//// Disable MSVC warnings that suggest making code non-portable.
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: const Vector<double>& BaseRenderingContext2D::getLineDash() const {
return GetState().LineDash();
}
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: opj_pi_iterator_t *opj_pi_create_decode(opj_image_t *p_image,
opj_cp_t *p_cp,
OPJ_UINT32 p_tile_no)
{
/* loop */
OPJ_UINT32 pino;
OPJ_UINT32 compno, resno;
/* to store w, h, dx and dy fro all components and resolutions */
OPJ_UINT32 * l_tmp_data;
OPJ_UINT32 ** l_tmp_ptr;
/* encoding prameters to set */
OPJ_UINT32 l_max_res;
OPJ_UINT32 l_max_prec;
OPJ_INT32 l_tx0,l_tx1,l_ty0,l_ty1;
OPJ_UINT32 l_dx_min,l_dy_min;
OPJ_UINT32 l_bound;
OPJ_UINT32 l_step_p , l_step_c , l_step_r , l_step_l ;
OPJ_UINT32 l_data_stride;
/* pointers */
opj_pi_iterator_t *l_pi = 00;
opj_tcp_t *l_tcp = 00;
const opj_tccp_t *l_tccp = 00;
opj_pi_comp_t *l_current_comp = 00;
opj_image_comp_t * l_img_comp = 00;
opj_pi_iterator_t * l_current_pi = 00;
OPJ_UINT32 * l_encoding_value_ptr = 00;
/* preconditions in debug */
assert(p_cp != 00);
assert(p_image != 00);
assert(p_tile_no < p_cp->tw * p_cp->th);
/* initializations */
l_tcp = &p_cp->tcps[p_tile_no];
l_bound = l_tcp->numpocs+1;
l_data_stride = 4 * OPJ_J2K_MAXRLVLS;
l_tmp_data = (OPJ_UINT32*)opj_malloc(
l_data_stride * p_image->numcomps * sizeof(OPJ_UINT32));
if
(! l_tmp_data)
{
return 00;
}
l_tmp_ptr = (OPJ_UINT32**)opj_malloc(
p_image->numcomps * sizeof(OPJ_UINT32 *));
if
(! l_tmp_ptr)
{
opj_free(l_tmp_data);
return 00;
}
/* memory allocation for pi */
l_pi = opj_pi_create(p_image, p_cp, p_tile_no);
if (!l_pi) {
opj_free(l_tmp_data);
opj_free(l_tmp_ptr);
return 00;
}
l_encoding_value_ptr = l_tmp_data;
/* update pointer array */
for
(compno = 0; compno < p_image->numcomps; ++compno)
{
l_tmp_ptr[compno] = l_encoding_value_ptr;
l_encoding_value_ptr += l_data_stride;
}
/* get encoding parameters */
opj_get_all_encoding_parameters(p_image,p_cp,p_tile_no,&l_tx0,&l_tx1,&l_ty0,&l_ty1,&l_dx_min,&l_dy_min,&l_max_prec,&l_max_res,l_tmp_ptr);
/* step calculations */
l_step_p = 1;
l_step_c = l_max_prec * l_step_p;
l_step_r = p_image->numcomps * l_step_c;
l_step_l = l_max_res * l_step_r;
/* set values for first packet iterator */
l_current_pi = l_pi;
/* memory allocation for include */
l_current_pi->include = (OPJ_INT16*) opj_calloc((l_tcp->numlayers +1) * l_step_l, sizeof(OPJ_INT16));
if
(!l_current_pi->include)
{
opj_free(l_tmp_data);
opj_free(l_tmp_ptr);
opj_pi_destroy(l_pi, l_bound);
return 00;
}
/* special treatment for the first packet iterator */
l_current_comp = l_current_pi->comps;
l_img_comp = p_image->comps;
l_tccp = l_tcp->tccps;
l_current_pi->tx0 = l_tx0;
l_current_pi->ty0 = l_ty0;
l_current_pi->tx1 = l_tx1;
l_current_pi->ty1 = l_ty1;
/*l_current_pi->dx = l_img_comp->dx;*/
/*l_current_pi->dy = l_img_comp->dy;*/
l_current_pi->step_p = l_step_p;
l_current_pi->step_c = l_step_c;
l_current_pi->step_r = l_step_r;
l_current_pi->step_l = l_step_l;
/* allocation for components and number of components has already been calculated by opj_pi_create */
for
(compno = 0; compno < l_current_pi->numcomps; ++compno)
{
opj_pi_resolution_t *l_res = l_current_comp->resolutions;
l_encoding_value_ptr = l_tmp_ptr[compno];
l_current_comp->dx = l_img_comp->dx;
l_current_comp->dy = l_img_comp->dy;
/* resolutions have already been initialized */
for
(resno = 0; resno < l_current_comp->numresolutions; resno++)
{
l_res->pdx = *(l_encoding_value_ptr++);
l_res->pdy = *(l_encoding_value_ptr++);
l_res->pw = *(l_encoding_value_ptr++);
l_res->ph = *(l_encoding_value_ptr++);
++l_res;
}
++l_current_comp;
++l_img_comp;
++l_tccp;
}
++l_current_pi;
for (pino = 1 ; pino<l_bound ; ++pino )
{
l_current_comp = l_current_pi->comps;
l_img_comp = p_image->comps;
l_tccp = l_tcp->tccps;
l_current_pi->tx0 = l_tx0;
l_current_pi->ty0 = l_ty0;
l_current_pi->tx1 = l_tx1;
l_current_pi->ty1 = l_ty1;
/*l_current_pi->dx = l_dx_min;*/
/*l_current_pi->dy = l_dy_min;*/
l_current_pi->step_p = l_step_p;
l_current_pi->step_c = l_step_c;
l_current_pi->step_r = l_step_r;
l_current_pi->step_l = l_step_l;
/* allocation for components and number of components has already been calculated by opj_pi_create */
for
(compno = 0; compno < l_current_pi->numcomps; ++compno)
{
opj_pi_resolution_t *l_res = l_current_comp->resolutions;
l_encoding_value_ptr = l_tmp_ptr[compno];
l_current_comp->dx = l_img_comp->dx;
l_current_comp->dy = l_img_comp->dy;
/* resolutions have already been initialized */
for
(resno = 0; resno < l_current_comp->numresolutions; resno++)
{
l_res->pdx = *(l_encoding_value_ptr++);
l_res->pdy = *(l_encoding_value_ptr++);
l_res->pw = *(l_encoding_value_ptr++);
l_res->ph = *(l_encoding_value_ptr++);
++l_res;
}
++l_current_comp;
++l_img_comp;
++l_tccp;
}
/* special treatment*/
l_current_pi->include = (l_current_pi-1)->include;
++l_current_pi;
}
opj_free(l_tmp_data);
l_tmp_data = 00;
opj_free(l_tmp_ptr);
l_tmp_ptr = 00;
if
(l_tcp->POC)
{
opj_pi_update_decode_poc (l_pi,l_tcp,l_max_prec,l_max_res);
}
else
{
opj_pi_update_decode_not_poc(l_pi,l_tcp,l_max_prec,l_max_res);
}
return l_pi;
}
CWE ID: CWE-125
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static bool check_client_passwd(PgSocket *client, const char *passwd)
{
char md5[MD5_PASSWD_LEN + 1];
const char *correct;
PgUser *user = client->auth_user;
/* disallow empty passwords */
if (!*passwd || !*user->passwd)
return false;
switch (cf_auth_type) {
case AUTH_PLAIN:
return strcmp(user->passwd, passwd) == 0;
case AUTH_CRYPT:
correct = crypt(user->passwd, (char *)client->tmp_login_salt);
return correct && strcmp(correct, passwd) == 0;
case AUTH_MD5:
if (strlen(passwd) != MD5_PASSWD_LEN)
return false;
if (!isMD5(user->passwd))
pg_md5_encrypt(user->passwd, user->name, strlen(user->name), user->passwd);
pg_md5_encrypt(user->passwd + 3, (char *)client->tmp_login_salt, 4, md5);
return strcmp(md5, passwd) == 0;
}
return false;
}
CWE ID: CWE-476
Target: 1
Example 2:
Code: ScopedMessagePipeHandle Core::ExtractMessagePipeFromInvitation(
const std::string& name) {
RequestContext request_context;
ports::PortRef port0, port1;
GetNodeController()->node()->CreatePortPair(&port0, &port1);
MojoHandle handle = AddDispatcher(new MessagePipeDispatcher(
GetNodeController(), port0, kUnknownPipeIdForDebug, 1));
GetNodeController()->MergePortIntoParent(name, port1);
return ScopedMessagePipeHandle(MessagePipeHandle(handle));
}
CWE ID: CWE-787
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: PHP_METHOD(Phar, __construct)
{
#if !HAVE_SPL
zend_throw_exception_ex(zend_exception_get_default(TSRMLS_C), 0 TSRMLS_CC, "Cannot instantiate Phar object without SPL extension");
#else
char *fname, *alias = NULL, *error, *arch = NULL, *entry = NULL, *save_fname;
int fname_len, alias_len = 0, arch_len, entry_len, is_data;
#if PHP_VERSION_ID < 50300
long flags = 0;
#else
long flags = SPL_FILE_DIR_SKIPDOTS|SPL_FILE_DIR_UNIXPATHS;
#endif
long format = 0;
phar_archive_object *phar_obj;
phar_archive_data *phar_data;
zval *zobj = getThis(), arg1, arg2;
phar_obj = (phar_archive_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
is_data = instanceof_function(Z_OBJCE_P(zobj), phar_ce_data TSRMLS_CC);
if (is_data) {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|ls!l", &fname, &fname_len, &flags, &alias, &alias_len, &format) == FAILURE) {
return;
}
} else {
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|ls!", &fname, &fname_len, &flags, &alias, &alias_len) == FAILURE) {
return;
}
}
if (phar_obj->arc.archive) {
zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot call constructor twice");
return;
}
save_fname = fname;
if (SUCCESS == phar_split_fname(fname, fname_len, &arch, &arch_len, &entry, &entry_len, !is_data, 2 TSRMLS_CC)) {
/* use arch (the basename for the archive) for fname instead of fname */
/* this allows support for RecursiveDirectoryIterator of subdirectories */
#ifdef PHP_WIN32
phar_unixify_path_separators(arch, arch_len);
#endif
fname = arch;
fname_len = arch_len;
#ifdef PHP_WIN32
} else {
arch = estrndup(fname, fname_len);
arch_len = fname_len;
fname = arch;
phar_unixify_path_separators(arch, arch_len);
#endif
}
if (phar_open_or_create_filename(fname, fname_len, alias, alias_len, is_data, REPORT_ERRORS, &phar_data, &error TSRMLS_CC) == FAILURE) {
if (fname == arch && fname != save_fname) {
efree(arch);
fname = save_fname;
}
if (entry) {
efree(entry);
}
if (error) {
zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
"%s", error);
efree(error);
} else {
zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
"Phar creation or opening failed");
}
return;
}
if (is_data && phar_data->is_tar && phar_data->is_brandnew && format == PHAR_FORMAT_ZIP) {
phar_data->is_zip = 1;
phar_data->is_tar = 0;
}
if (fname == arch) {
efree(arch);
fname = save_fname;
}
if ((is_data && !phar_data->is_data) || (!is_data && phar_data->is_data)) {
if (is_data) {
zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
"PharData class can only be used for non-executable tar and zip archives");
} else {
zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
"Phar class can only be used for executable tar and zip archives");
}
efree(entry);
return;
}
is_data = phar_data->is_data;
if (!phar_data->is_persistent) {
++(phar_data->refcount);
}
phar_obj->arc.archive = phar_data;
phar_obj->spl.oth_handler = &phar_spl_foreign_handler;
if (entry) {
fname_len = spprintf(&fname, 0, "phar://%s%s", phar_data->fname, entry);
efree(entry);
} else {
fname_len = spprintf(&fname, 0, "phar://%s", phar_data->fname);
}
INIT_PZVAL(&arg1);
ZVAL_STRINGL(&arg1, fname, fname_len, 0);
INIT_PZVAL(&arg2);
ZVAL_LONG(&arg2, flags);
zend_call_method_with_2_params(&zobj, Z_OBJCE_P(zobj),
&spl_ce_RecursiveDirectoryIterator->constructor, "__construct", NULL, &arg1, &arg2);
if (!phar_data->is_persistent) {
phar_obj->arc.archive->is_data = is_data;
} else if (!EG(exception)) {
/* register this guy so we can modify if necessary */
zend_hash_add(&PHAR_GLOBALS->phar_persist_map, (const char *) phar_obj->arc.archive, sizeof(phar_obj->arc.archive), (void *) &phar_obj, sizeof(phar_archive_object **), NULL);
}
phar_obj->spl.info_class = phar_ce_entry;
efree(fname);
#endif /* HAVE_SPL */
}
CWE ID: CWE-20
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int propagate_mnt(struct mount *dest_mnt, struct mountpoint *dest_mp,
struct mount *source_mnt, struct hlist_head *tree_list)
{
struct mount *m, *n;
int ret = 0;
/*
* we don't want to bother passing tons of arguments to
* propagate_one(); everything is serialized by namespace_sem,
* so globals will do just fine.
*/
user_ns = current->nsproxy->mnt_ns->user_ns;
last_dest = dest_mnt;
last_source = source_mnt;
mp = dest_mp;
list = tree_list;
dest_master = dest_mnt->mnt_master;
/* all peers of dest_mnt, except dest_mnt itself */
for (n = next_peer(dest_mnt); n != dest_mnt; n = next_peer(n)) {
ret = propagate_one(n);
if (ret)
goto out;
}
/* all slave groups */
for (m = next_group(dest_mnt, dest_mnt); m;
m = next_group(m, dest_mnt)) {
/* everything in that slave group */
n = m;
do {
ret = propagate_one(n);
if (ret)
goto out;
n = next_peer(n);
} while (n != m);
}
out:
read_seqlock_excl(&mount_lock);
hlist_for_each_entry(n, tree_list, mnt_hash) {
m = n->mnt_parent;
if (m->mnt_master != dest_mnt->mnt_master)
CLEAR_MNT_MARK(m->mnt_master);
}
read_sequnlock_excl(&mount_lock);
return ret;
}
CWE ID:
Target: 1
Example 2:
Code: static bool NeedsEffect(const LayoutObject& object) {
const ComputedStyle& style = object.StyleRef();
const bool is_css_isolated_group =
object.IsBoxModelObject() && style.IsStackingContext();
if (!is_css_isolated_group && !object.IsSVG())
return false;
if (object.IsSVG()) {
if (object.IsSVGRoot() && is_css_isolated_group &&
object.HasNonIsolatedBlendingDescendants())
return true;
if (SVGLayoutSupport::IsIsolationRequired(&object))
return true;
if (SVGResources* resources =
SVGResourcesCache::CachedResourcesForLayoutObject(object)) {
if (resources->Masker()) {
return true;
}
}
} else if (object.IsBoxModelObject()) {
if (PaintLayer* layer = ToLayoutBoxModelObject(object).Layer()) {
if (layer->HasNonIsolatedDescendantWithBlendMode())
return true;
}
}
SkBlendMode blend_mode = object.IsBlendingAllowed()
? WebCoreCompositeToSkiaComposite(
kCompositeSourceOver, style.GetBlendMode())
: SkBlendMode::kSrcOver;
if (blend_mode != SkBlendMode::kSrcOver)
return true;
float opacity = style.Opacity();
if (opacity != 1.0f)
return true;
if (CompositingReasonFinder::RequiresCompositingForOpacityAnimation(style))
return true;
if (object.StyleRef().HasMask())
return true;
if (object.HasLayer() &&
ToLayoutBoxModelObject(object).Layer()->GetCompositedLayerMapping() &&
ToLayoutBoxModelObject(object)
.Layer()
->GetCompositedLayerMapping()
->MaskLayer()) {
return true;
}
if (object.StyleRef().ClipPath() &&
object.FirstFragment().ClipPathBoundingBox() &&
!object.FirstFragment().ClipPathPath()) {
return true;
}
return false;
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int read_private_key(RSA *rsa)
{
int r;
sc_path_t path;
sc_file_t *file;
const sc_acl_entry_t *e;
u8 buf[2048], *p = buf;
size_t bufsize, keysize;
r = select_app_df();
if (r)
return 1;
sc_format_path("I0012", &path);
r = sc_select_file(card, &path, &file);
if (r) {
fprintf(stderr, "Unable to select private key file: %s\n", sc_strerror(r));
return 2;
}
e = sc_file_get_acl_entry(file, SC_AC_OP_READ);
if (e == NULL || e->method == SC_AC_NEVER)
return 10;
bufsize = file->size;
sc_file_free(file);
r = sc_read_binary(card, 0, buf, bufsize, 0);
if (r < 0) {
fprintf(stderr, "Unable to read private key file: %s\n", sc_strerror(r));
return 2;
}
bufsize = r;
do {
if (bufsize < 4)
return 3;
keysize = (p[0] << 8) | p[1];
if (keysize == 0)
break;
if (keysize < 3)
return 3;
if (p[2] == opt_key_num)
break;
p += keysize;
bufsize -= keysize;
} while (1);
if (keysize == 0) {
printf("Key number %d not found.\n", opt_key_num);
return 2;
}
return parse_private_key(p, keysize, rsa);
}
CWE ID: CWE-415
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static Image *ReadUYVYImage(const ImageInfo *image_info,
ExceptionInfo *exception)
{
Image
*image;
MagickBooleanType
status;
register ssize_t
x;
register PixelPacket
*q;
ssize_t
y;
unsigned char
u,
v,
y1,
y2;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
image=AcquireImage(image_info);
if ((image->columns == 0) || (image->rows == 0))
ThrowReaderException(OptionError,"MustSpecifyImageSize");
if ((image->columns % 2) != 0)
image->columns++;
(void) CopyMagickString(image->filename,image_info->filename,MaxTextExtent);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
return((Image *) NULL);
if (DiscardBlobBytes(image,image->offset) == MagickFalse)
ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
image->filename);
image->depth=8;
if (image_info->ping != MagickFalse)
{
(void) CloseBlob(image);
return(GetFirstImageInList(image));
}
/*
Accumulate UYVY, then unpack into two pixels.
*/
for (y=0; y < (ssize_t) image->rows; y++)
{
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
if (q == (PixelPacket *) NULL)
break;
for (x=0; x < (ssize_t) (image->columns >> 1); x++)
{
u=(unsigned char) ReadBlobByte(image);
y1=(unsigned char) ReadBlobByte(image);
v=(unsigned char) ReadBlobByte(image);
y2=(unsigned char) ReadBlobByte(image);
SetPixelRed(q,ScaleCharToQuantum(y1));
SetPixelGreen(q,ScaleCharToQuantum(u));
SetPixelBlue(q,ScaleCharToQuantum(v));
q++;
SetPixelRed(q,ScaleCharToQuantum(y2));
SetPixelGreen(q,ScaleCharToQuantum(u));
SetPixelBlue(q,ScaleCharToQuantum(v));
q++;
}
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
image->rows);
if (status == MagickFalse)
break;
}
SetImageColorspace(image,YCbCrColorspace);
if (EOFBlob(image) != MagickFalse)
ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
image->filename);
(void) CloseBlob(image);
return(GetFirstImageInList(image));
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: bool Editor::canSmartReplaceWithPasteboard(Pasteboard* pasteboard) {
return smartInsertDeleteEnabled() && pasteboard->canSmartReplace();
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int nfs_lseek(struct device_d *dev, FILE *file, loff_t pos)
{
struct file_priv *priv = file->priv;
kfifo_reset(priv->fifo);
return 0;
}
CWE ID: CWE-119
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: png_get_mmx_rowbytes_threshold (png_structp png_ptr)
{
/* Obsolete, to be removed from libpng-1.4.0 */
return (png_ptr? 0L: 0L);
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: input_userauth_pk_ok(int type, u_int32_t seq, void *ctxt)
{
Authctxt *authctxt = ctxt;
Key *key = NULL;
Identity *id = NULL;
Buffer b;
int pktype, sent = 0;
u_int alen, blen;
char *pkalg, *fp;
u_char *pkblob;
if (authctxt == NULL)
fatal("input_userauth_pk_ok: no authentication context");
if (datafellows & SSH_BUG_PKOK) {
/* this is similar to SSH_BUG_PKAUTH */
debug2("input_userauth_pk_ok: SSH_BUG_PKOK");
pkblob = packet_get_string(&blen);
buffer_init(&b);
buffer_append(&b, pkblob, blen);
pkalg = buffer_get_string(&b, &alen);
buffer_free(&b);
} else {
pkalg = packet_get_string(&alen);
pkblob = packet_get_string(&blen);
}
packet_check_eom();
debug("Server accepts key: pkalg %s blen %u", pkalg, blen);
if ((pktype = key_type_from_name(pkalg)) == KEY_UNSPEC) {
debug("unknown pkalg %s", pkalg);
goto done;
}
if ((key = key_from_blob(pkblob, blen)) == NULL) {
debug("no key from blob. pkalg %s", pkalg);
goto done;
}
if (key->type != pktype) {
error("input_userauth_pk_ok: type mismatch "
"for decoded key (received %d, expected %d)",
key->type, pktype);
goto done;
}
if ((fp = sshkey_fingerprint(key, options.fingerprint_hash,
SSH_FP_DEFAULT)) == NULL)
goto done;
debug2("input_userauth_pk_ok: fp %s", fp);
free(fp);
/*
* search keys in the reverse order, because last candidate has been
* moved to the end of the queue. this also avoids confusion by
* duplicate keys
*/
TAILQ_FOREACH_REVERSE(id, &authctxt->keys, idlist, next) {
if (key_equal(key, id->key)) {
sent = sign_and_send_pubkey(authctxt, id);
break;
}
}
done:
if (key != NULL)
key_free(key);
free(pkalg);
free(pkblob);
/* try another method if we did not send a packet */
if (sent == 0)
userauth(authctxt, NULL);
return 0;
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: BlockEntry::Kind Track::EOSBlock::GetKind() const
{
return kBlockEOS;
}
CWE ID: CWE-119
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: image_transform_png_set_rgb_to_gray_ini(PNG_CONST image_transform *this,
transform_display *that)
{
png_modifier *pm = that->pm;
PNG_CONST color_encoding *e = pm->current_encoding;
UNUSED(this)
/* Since we check the encoding this flag must be set: */
pm->test_uses_encoding = 1;
/* If 'e' is not NULL chromaticity information is present and either a cHRM
* or an sRGB chunk will be inserted.
*/
if (e != 0)
{
/* Coefficients come from the encoding, but may need to be normalized to a
* white point Y of 1.0
*/
PNG_CONST double whiteY = e->red.Y + e->green.Y + e->blue.Y;
data.red_coefficient = e->red.Y;
data.green_coefficient = e->green.Y;
data.blue_coefficient = e->blue.Y;
if (whiteY != 1)
{
data.red_coefficient /= whiteY;
data.green_coefficient /= whiteY;
data.blue_coefficient /= whiteY;
}
}
else
{
/* The default (built in) coeffcients, as above: */
data.red_coefficient = 6968 / 32768.;
data.green_coefficient = 23434 / 32768.;
data.blue_coefficient = 2366 / 32768.;
}
data.gamma = pm->current_gamma;
/* If not set then the calculations assume linear encoding (implicitly): */
if (data.gamma == 0)
data.gamma = 1;
/* The arguments to png_set_rgb_to_gray can override the coefficients implied
* by the color space encoding. If doing exhaustive checks do the override
* in each case, otherwise do it randomly.
*/
if (pm->test_exhaustive)
{
/* First time in coefficients_overridden is 0, the following sets it to 1,
* so repeat if it is set. If a test fails this may mean we subsequently
* skip a non-override test, ignore that.
*/
data.coefficients_overridden = !data.coefficients_overridden;
pm->repeat = data.coefficients_overridden != 0;
}
else
data.coefficients_overridden = random_choice();
if (data.coefficients_overridden)
{
/* These values override the color encoding defaults, simply use random
* numbers.
*/
png_uint_32 ru;
double total;
RANDOMIZE(ru);
data.green_coefficient = total = (ru & 0xffff) / 65535.;
ru >>= 16;
data.red_coefficient = (1 - total) * (ru & 0xffff) / 65535.;
total += data.red_coefficient;
data.blue_coefficient = 1 - total;
# ifdef PNG_FLOATING_POINT_SUPPORTED
data.red_to_set = data.red_coefficient;
data.green_to_set = data.green_coefficient;
# else
data.red_to_set = fix(data.red_coefficient);
data.green_to_set = fix(data.green_coefficient);
# endif
/* The following just changes the error messages: */
pm->encoding_ignored = 1;
}
else
{
data.red_to_set = -1;
data.green_to_set = -1;
}
/* Adjust the error limit in the png_modifier because of the larger errors
* produced in the digitization during the gamma handling.
*/
if (data.gamma != 1) /* Use gamma tables */
{
if (that->this.bit_depth == 16 || pm->assume_16_bit_calculations)
{
/* The computations have the form:
*
* r * rc + g * gc + b * bc
*
* Each component of which is +/-1/65535 from the gamma_to_1 table
* lookup, resulting in a base error of +/-6. The gamma_from_1
* conversion adds another +/-2 in the 16-bit case and
* +/-(1<<(15-PNG_MAX_GAMMA_8)) in the 8-bit case.
*/
that->pm->limit += pow(
# if PNG_MAX_GAMMA_8 < 14
(that->this.bit_depth == 16 ? 8. :
6. + (1<<(15-PNG_MAX_GAMMA_8)))
# else
8.
# endif
/65535, data.gamma);
}
else
{
/* Rounding to 8 bits in the linear space causes massive errors which
* will trigger the error check in transform_range_check. Fix that
* here by taking the gamma encoding into account.
*
* When DIGITIZE is set because a pre-1.7 version of libpng is being
* tested allow a bigger slack.
*
* NOTE: this magic number was determined by experiment to be 1.1 (when
* using fixed point arithmetic). There's no great merit to the value
* below, however it only affects the limit used for checking for
* internal calculation errors, not the actual limit imposed by
* pngvalid on the output errors.
*/
that->pm->limit += pow(
# if DIGITIZE
1.1
# else
1.
# endif
/255, data.gamma);
}
}
else
{
/* With no gamma correction a large error comes from the truncation of the
* calculation in the 8 bit case, allow for that here.
*/
if (that->this.bit_depth != 16 && !pm->assume_16_bit_calculations)
that->pm->limit += 4E-3;
}
}
CWE ID:
Target: 1
Example 2:
Code: status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
switch (numChannels) {
case 1:
map[0] = OMX_AUDIO_ChannelCF;
break;
case 2:
map[0] = OMX_AUDIO_ChannelLF;
map[1] = OMX_AUDIO_ChannelRF;
break;
case 3:
map[0] = OMX_AUDIO_ChannelLF;
map[1] = OMX_AUDIO_ChannelRF;
map[2] = OMX_AUDIO_ChannelCF;
break;
case 4:
map[0] = OMX_AUDIO_ChannelLF;
map[1] = OMX_AUDIO_ChannelRF;
map[2] = OMX_AUDIO_ChannelLR;
map[3] = OMX_AUDIO_ChannelRR;
break;
case 5:
map[0] = OMX_AUDIO_ChannelLF;
map[1] = OMX_AUDIO_ChannelRF;
map[2] = OMX_AUDIO_ChannelCF;
map[3] = OMX_AUDIO_ChannelLR;
map[4] = OMX_AUDIO_ChannelRR;
break;
case 6:
map[0] = OMX_AUDIO_ChannelLF;
map[1] = OMX_AUDIO_ChannelRF;
map[2] = OMX_AUDIO_ChannelCF;
map[3] = OMX_AUDIO_ChannelLFE;
map[4] = OMX_AUDIO_ChannelLR;
map[5] = OMX_AUDIO_ChannelRR;
break;
case 7:
map[0] = OMX_AUDIO_ChannelLF;
map[1] = OMX_AUDIO_ChannelRF;
map[2] = OMX_AUDIO_ChannelCF;
map[3] = OMX_AUDIO_ChannelLFE;
map[4] = OMX_AUDIO_ChannelLR;
map[5] = OMX_AUDIO_ChannelRR;
map[6] = OMX_AUDIO_ChannelCS;
break;
case 8:
map[0] = OMX_AUDIO_ChannelLF;
map[1] = OMX_AUDIO_ChannelRF;
map[2] = OMX_AUDIO_ChannelCF;
map[3] = OMX_AUDIO_ChannelLFE;
map[4] = OMX_AUDIO_ChannelLR;
map[5] = OMX_AUDIO_ChannelRR;
map[6] = OMX_AUDIO_ChannelLS;
map[7] = OMX_AUDIO_ChannelRS;
break;
default:
return -EINVAL;
}
return OK;
}
CWE ID: CWE-284
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int vp7_decode_block_coeffs_internal(VP56RangeCoder *r,
int16_t block[16],
uint8_t probs[16][3][NUM_DCT_TOKENS - 1],
int i, uint8_t *token_prob,
int16_t qmul[2],
const uint8_t scan[16])
{
return decode_block_coeffs_internal(r, block, probs, i,
token_prob, qmul, scan, IS_VP7);
}
CWE ID: CWE-119
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int read_image_tga( gdIOCtx *ctx, oTga *tga )
{
int pixel_block_size = (tga->bits / 8);
int image_block_size = (tga->width * tga->height) * pixel_block_size;
int* decompression_buffer = NULL;
unsigned char* conversion_buffer = NULL;
int buffer_caret = 0;
int bitmap_caret = 0;
int i = 0;
int encoded_pixels;
int rle_size;
if(overflow2(tga->width, tga->height)) {
return -1;
}
if(overflow2(tga->width * tga->height, pixel_block_size)) {
return -1;
}
if(overflow2(image_block_size, sizeof(int))) {
return -1;
}
/*! \todo Add more image type support.
*/
if (tga->imagetype != TGA_TYPE_RGB && tga->imagetype != TGA_TYPE_RGB_RLE)
return -1;
/*! \brief Allocate memmory for image block
* Allocate a chunk of memory for the image block to be passed into.
*/
tga->bitmap = (int *) gdMalloc(image_block_size * sizeof(int));
if (tga->bitmap == NULL)
return -1;
switch (tga->imagetype) {
case TGA_TYPE_RGB:
/*! \brief Read in uncompressed RGB TGA
* Chunk load the pixel data from an uncompressed RGB type TGA.
*/
conversion_buffer = (unsigned char *) gdMalloc(image_block_size * sizeof(unsigned char));
if (conversion_buffer == NULL) {
return -1;
}
if (gdGetBuf(conversion_buffer, image_block_size, ctx) != image_block_size) {
gd_error("gd-tga: premature end of image data\n");
gdFree(conversion_buffer);
return -1;
}
while (buffer_caret < image_block_size) {
tga->bitmap[buffer_caret] = (int) conversion_buffer[buffer_caret];
buffer_caret++;
}
gdFree(conversion_buffer);
break;
case TGA_TYPE_RGB_RLE:
/*! \brief Read in RLE compressed RGB TGA
* Chunk load the pixel data from an RLE compressed RGB type TGA.
*/
decompression_buffer = (int*) gdMalloc(image_block_size * sizeof(int));
if (decompression_buffer == NULL) {
return -1;
}
conversion_buffer = (unsigned char *) gdMalloc(image_block_size * sizeof(unsigned char));
if (conversion_buffer == NULL) {
gd_error("gd-tga: premature end of image data\n");
gdFree( decompression_buffer );
return -1;
}
rle_size = gdGetBuf(conversion_buffer, image_block_size, ctx);
if (rle_size <= 0) {
gdFree(conversion_buffer);
gdFree(decompression_buffer);
return -1;
}
buffer_caret = 0;
while( buffer_caret < rle_size) {
decompression_buffer[buffer_caret] = (int)conversion_buffer[buffer_caret];
buffer_caret++;
}
buffer_caret = 0;
while( bitmap_caret < image_block_size ) {
if ((decompression_buffer[buffer_caret] & TGA_RLE_FLAG) == TGA_RLE_FLAG) {
encoded_pixels = ( ( decompression_buffer[ buffer_caret ] & ~TGA_RLE_FLAG ) + 1 );
buffer_caret++;
if ((bitmap_caret + (encoded_pixels * pixel_block_size)) > image_block_size) {
gdFree( decompression_buffer );
gdFree( conversion_buffer );
return -1;
}
for (i = 0; i < encoded_pixels; i++) {
memcpy(tga->bitmap + bitmap_caret, decompression_buffer + buffer_caret, pixel_block_size * sizeof(int));
bitmap_caret += pixel_block_size;
}
buffer_caret += pixel_block_size;
} else {
encoded_pixels = decompression_buffer[ buffer_caret ] + 1;
buffer_caret++;
if ((bitmap_caret + (encoded_pixels * pixel_block_size)) > image_block_size) {
gdFree( decompression_buffer );
gdFree( conversion_buffer );
return -1;
}
memcpy(tga->bitmap + bitmap_caret, decompression_buffer + buffer_caret, encoded_pixels * pixel_block_size * sizeof(int));
bitmap_caret += (encoded_pixels * pixel_block_size);
buffer_caret += (encoded_pixels * pixel_block_size);
}
}
gdFree( decompression_buffer );
gdFree( conversion_buffer );
break;
}
return 1;
}
CWE ID: CWE-125
Target: 1
Example 2:
Code: void OxideQQuickWebView::dropEvent(QDropEvent* event) {
Q_D(OxideQQuickWebView);
QQuickItem::dropEvent(event);
d->contents_view_->handleDropEvent(event);
}
CWE ID: CWE-20
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: perform_gamma_composition_tests(png_modifier *pm, int do_background,
int expand_16)
{
png_byte colour_type = 0;
png_byte bit_depth = 0;
unsigned int palette_number = 0;
/* Skip the non-alpha cases - there is no setting of a transparency colour at
* present.
*/
while (next_format(&colour_type, &bit_depth, &palette_number, 1/*gamma*/))
if ((colour_type & PNG_COLOR_MASK_ALPHA) != 0)
{
unsigned int i, j;
/* Don't skip the i==j case here - it's relevant. */
for (i=0; i<pm->ngamma_tests; ++i) for (j=0; j<pm->ngamma_tests; ++j)
{
gamma_composition_test(pm, colour_type, bit_depth, palette_number,
pm->interlace_type, 1/pm->gammas[i], pm->gammas[j],
pm->use_input_precision, do_background, expand_16);
if (fail(pm))
return;
}
}
}
CWE ID:
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: SyslogsLibrary* CrosLibrary::GetSyslogsLibrary() {
return syslogs_lib_.GetDefaultImpl(use_stub_impl_);
}
CWE ID: CWE-189
Target: 1
Example 2:
Code: grabPartialWakeLock() {
if (s_callbacks.version >= 13) {
int ret;
ret = pthread_mutex_lock(&s_wakeLockCountMutex);
assert(ret == 0);
acquire_wake_lock(PARTIAL_WAKE_LOCK, ANDROID_WAKE_LOCK_NAME);
UserCallbackInfo *p_info =
internalRequestTimedCallback(wakeTimeoutCallback, NULL, &TIMEVAL_WAKE_TIMEOUT);
if (p_info == NULL) {
release_wake_lock(ANDROID_WAKE_LOCK_NAME);
} else {
s_wakelock_count++;
if (s_last_wake_timeout_info != NULL) {
s_last_wake_timeout_info->userParam = (void *)1;
}
s_last_wake_timeout_info = p_info;
}
ret = pthread_mutex_unlock(&s_wakeLockCountMutex);
assert(ret == 0);
} else {
acquire_wake_lock(PARTIAL_WAKE_LOCK, ANDROID_WAKE_LOCK_NAME);
}
}
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: int usb_bulk_msg(struct usb_device *usb_dev, unsigned int pipe,
void *data, int len, int *actual_length, int timeout)
{
struct urb *urb;
struct usb_host_endpoint *ep;
ep = usb_pipe_endpoint(usb_dev, pipe);
if (!ep || len < 0)
return -EINVAL;
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb)
return -ENOMEM;
if ((ep->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
USB_ENDPOINT_XFER_INT) {
pipe = (pipe & ~(3 << 30)) | (PIPE_INTERRUPT << 30);
usb_fill_int_urb(urb, usb_dev, pipe, data, len,
usb_api_blocking_completion, NULL,
ep->desc.bInterval);
} else
usb_fill_bulk_urb(urb, usb_dev, pipe, data, len,
usb_api_blocking_completion, NULL);
return usb_start_wait_urb(urb, timeout, actual_length);
}
CWE ID: CWE-119
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int __glXDisp_CreateContext(__GLXclientState *cl, GLbyte *pc)
{
xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
__GLXconfig *config;
__GLXscreen *pGlxScreen;
int err;
if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
return err;
if (!validGlxVisual(cl->client, pGlxScreen, req->visual, &config, &err))
config, pGlxScreen, req->isDirect);
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: static ssize_t validate_store(struct kmem_cache *s,
const char *buf, size_t length)
{
int ret = -EINVAL;
if (buf[0] == '1') {
ret = validate_slab_cache(s);
if (ret >= 0)
ret = length;
}
return ret;
}
CWE ID: CWE-189
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void AudioRendererHost::OnPlayStream(int stream_id) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
AudioOutputDelegate* delegate = LookupById(stream_id);
if (!delegate) {
SendErrorMessage(stream_id);
return;
}
delegate->OnPlayStream();
}
CWE ID:
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int can_open_cached(struct nfs4_state *state, int mode)
{
int ret = 0;
switch (mode & (FMODE_READ|FMODE_WRITE|O_EXCL)) {
case FMODE_READ:
ret |= test_bit(NFS_O_RDONLY_STATE, &state->flags) != 0;
break;
case FMODE_WRITE:
ret |= test_bit(NFS_O_WRONLY_STATE, &state->flags) != 0;
break;
case FMODE_READ|FMODE_WRITE:
ret |= test_bit(NFS_O_RDWR_STATE, &state->flags) != 0;
}
return ret;
}
CWE ID:
Target: 1
Example 2:
Code: void vrend_clear(struct vrend_context *ctx,
unsigned buffers,
const union pipe_color_union *color,
double depth, unsigned stencil)
{
GLbitfield bits = 0;
if (ctx->in_error)
return;
if (ctx->ctx_switch_pending)
vrend_finish_context_switch(ctx);
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, ctx->sub->fb_id);
vrend_update_frontface_state(ctx);
if (ctx->sub->stencil_state_dirty)
vrend_update_stencil_state(ctx);
if (ctx->sub->scissor_state_dirty)
vrend_update_scissor_state(ctx);
if (ctx->sub->viewport_state_dirty)
vrend_update_viewport_state(ctx);
vrend_use_program(ctx, 0);
if (buffers & PIPE_CLEAR_COLOR) {
if (ctx->sub->nr_cbufs && ctx->sub->surf[0] && vrend_format_is_emulated_alpha(ctx->sub->surf[0]->format)) {
glClearColor(color->f[3], 0.0, 0.0, 0.0);
} else {
glClearColor(color->f[0], color->f[1], color->f[2], color->f[3]);
}
}
if (buffers & PIPE_CLEAR_DEPTH) {
/* gallium clears don't respect depth mask */
glDepthMask(GL_TRUE);
glClearDepth(depth);
}
if (buffers & PIPE_CLEAR_STENCIL)
glClearStencil(stencil);
if (buffers & PIPE_CLEAR_COLOR) {
uint32_t mask = 0;
int i;
for (i = 0; i < ctx->sub->nr_cbufs; i++) {
if (ctx->sub->surf[i])
mask |= (1 << i);
}
if (mask != (buffers >> 2)) {
mask = buffers >> 2;
while (mask) {
i = u_bit_scan(&mask);
if (util_format_is_pure_uint(ctx->sub->surf[i]->format))
glClearBufferuiv(GL_COLOR,
i, (GLuint *)color);
else if (util_format_is_pure_sint(ctx->sub->surf[i]->format))
glClearBufferiv(GL_COLOR,
i, (GLint *)color);
else
glClearBufferfv(GL_COLOR,
i, (GLfloat *)color);
}
}
else
bits |= GL_COLOR_BUFFER_BIT;
}
if (buffers & PIPE_CLEAR_DEPTH)
bits |= GL_DEPTH_BUFFER_BIT;
if (buffers & PIPE_CLEAR_STENCIL)
bits |= GL_STENCIL_BUFFER_BIT;
if (bits)
glClear(bits);
if (buffers & PIPE_CLEAR_DEPTH)
if (!ctx->sub->dsa_state.depth.writemask)
glDepthMask(GL_FALSE);
}
CWE ID: CWE-190
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void pcd_init_units(void)
{
struct pcd_unit *cd;
int unit;
pcd_drive_count = 0;
for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) {
struct gendisk *disk = alloc_disk(1);
if (!disk)
continue;
disk->queue = blk_mq_init_sq_queue(&cd->tag_set, &pcd_mq_ops,
1, BLK_MQ_F_SHOULD_MERGE);
if (IS_ERR(disk->queue)) {
disk->queue = NULL;
continue;
}
INIT_LIST_HEAD(&cd->rq_list);
disk->queue->queuedata = cd;
blk_queue_bounce_limit(disk->queue, BLK_BOUNCE_HIGH);
cd->disk = disk;
cd->pi = &cd->pia;
cd->present = 0;
cd->last_sense = 0;
cd->changed = 1;
cd->drive = (*drives[unit])[D_SLV];
if ((*drives[unit])[D_PRT])
pcd_drive_count++;
cd->name = &cd->info.name[0];
snprintf(cd->name, sizeof(cd->info.name), "%s%d", name, unit);
cd->info.ops = &pcd_dops;
cd->info.handle = cd;
cd->info.speed = 0;
cd->info.capacity = 1;
cd->info.mask = 0;
disk->major = major;
disk->first_minor = unit;
strcpy(disk->disk_name, cd->name); /* umm... */
disk->fops = &pcd_bdops;
disk->flags = GENHD_FL_BLOCK_EVENTS_ON_EXCL_WRITE;
}
}
CWE ID: CWE-476
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int try_to_unmap_cluster(unsigned long cursor, unsigned int *mapcount,
struct vm_area_struct *vma, struct page *check_page)
{
struct mm_struct *mm = vma->vm_mm;
pmd_t *pmd;
pte_t *pte;
pte_t pteval;
spinlock_t *ptl;
struct page *page;
unsigned long address;
unsigned long mmun_start; /* For mmu_notifiers */
unsigned long mmun_end; /* For mmu_notifiers */
unsigned long end;
int ret = SWAP_AGAIN;
int locked_vma = 0;
address = (vma->vm_start + cursor) & CLUSTER_MASK;
end = address + CLUSTER_SIZE;
if (address < vma->vm_start)
address = vma->vm_start;
if (end > vma->vm_end)
end = vma->vm_end;
pmd = mm_find_pmd(mm, address);
if (!pmd)
return ret;
mmun_start = address;
mmun_end = end;
mmu_notifier_invalidate_range_start(mm, mmun_start, mmun_end);
/*
* If we can acquire the mmap_sem for read, and vma is VM_LOCKED,
* keep the sem while scanning the cluster for mlocking pages.
*/
if (down_read_trylock(&vma->vm_mm->mmap_sem)) {
locked_vma = (vma->vm_flags & VM_LOCKED);
if (!locked_vma)
up_read(&vma->vm_mm->mmap_sem); /* don't need it */
}
pte = pte_offset_map_lock(mm, pmd, address, &ptl);
/* Update high watermark before we lower rss */
update_hiwater_rss(mm);
for (; address < end; pte++, address += PAGE_SIZE) {
if (!pte_present(*pte))
continue;
page = vm_normal_page(vma, address, *pte);
BUG_ON(!page || PageAnon(page));
if (locked_vma) {
mlock_vma_page(page); /* no-op if already mlocked */
if (page == check_page)
ret = SWAP_MLOCK;
continue; /* don't unmap */
}
if (ptep_clear_flush_young_notify(vma, address, pte))
continue;
/* Nuke the page table entry. */
flush_cache_page(vma, address, pte_pfn(*pte));
pteval = ptep_clear_flush(vma, address, pte);
/* If nonlinear, store the file page offset in the pte. */
if (page->index != linear_page_index(vma, address)) {
pte_t ptfile = pgoff_to_pte(page->index);
if (pte_soft_dirty(pteval))
pte_file_mksoft_dirty(ptfile);
set_pte_at(mm, address, pte, ptfile);
}
/* Move the dirty bit to the physical page now the pte is gone. */
if (pte_dirty(pteval))
set_page_dirty(page);
page_remove_rmap(page);
page_cache_release(page);
dec_mm_counter(mm, MM_FILEPAGES);
(*mapcount)--;
}
pte_unmap_unlock(pte - 1, ptl);
mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end);
if (locked_vma)
up_read(&vma->vm_mm->mmap_sem);
return ret;
}
CWE ID: CWE-264
Target: 1
Example 2:
Code: wakeup_preempt_entity(struct sched_entity *curr, struct sched_entity *se)
{
s64 gran, vdiff = curr->vruntime - se->vruntime;
if (vdiff <= 0)
return -1;
gran = wakeup_gran(se);
if (vdiff > gran)
return 1;
return 0;
}
CWE ID: CWE-400
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: _archive_write_data(struct archive *_a, const void *buff, size_t s)
{
struct archive_write *a = (struct archive_write *)_a;
archive_check_magic(&a->archive, ARCHIVE_WRITE_MAGIC,
ARCHIVE_STATE_DATA, "archive_write_data");
archive_clear_error(&a->archive);
return ((a->format_write_data)(a, buff, s));
}
CWE ID: CWE-189
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void BrowserWindowGtk::UpdateDevToolsForContents(WebContents* contents) {
TRACE_EVENT0("ui::gtk", "BrowserWindowGtk::UpdateDevToolsForContents");
DevToolsWindow* new_devtools_window = contents ?
DevToolsWindow::GetDockedInstanceForInspectedTab(contents) : NULL;
if (devtools_window_ == new_devtools_window && (!new_devtools_window ||
new_devtools_window->dock_side() == devtools_dock_side_))
return;
if (devtools_window_ != new_devtools_window) {
if (devtools_window_)
devtools_container_->DetachTab(devtools_window_->tab_contents());
devtools_container_->SetTab(
new_devtools_window ? new_devtools_window->tab_contents() : NULL);
if (new_devtools_window) {
new_devtools_window->tab_contents()->web_contents()->WasShown();
}
}
if (devtools_window_) {
GtkAllocation contents_rect;
gtk_widget_get_allocation(contents_vsplit_, &contents_rect);
if (devtools_dock_side_ == DEVTOOLS_DOCK_SIDE_RIGHT) {
devtools_window_->SetWidth(
contents_rect.width -
gtk_paned_get_position(GTK_PANED(contents_hsplit_)));
} else {
devtools_window_->SetHeight(
contents_rect.height -
gtk_paned_get_position(GTK_PANED(contents_vsplit_)));
}
}
bool should_hide = devtools_window_ && (!new_devtools_window ||
devtools_dock_side_ != new_devtools_window->dock_side());
bool should_show = new_devtools_window && (!devtools_window_ || should_hide);
if (should_hide)
HideDevToolsContainer();
devtools_window_ = new_devtools_window;
if (should_show) {
devtools_dock_side_ = new_devtools_window->dock_side();
ShowDevToolsContainer();
} else if (new_devtools_window) {
UpdateDevToolsSplitPosition();
}
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: PHP_FUNCTION(gethostname)
{
char buf[HOST_NAME_MAX];
if (zend_parse_parameters_none() == FAILURE) {
return;
}
if (gethostname(buf, sizeof(buf) - 1)) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to fetch host [%d]: %s", errno, strerror(errno));
RETURN_FALSE;
}
RETURN_STRING(buf, 1);
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: main(void)
{
fwrite(signature, sizeof signature, 1, stdout);
put_chunk(IHDR, sizeof IHDR);
for(;;)
put_chunk(unknown, sizeof unknown);
}
CWE ID:
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void nfs4_close_sync(struct path *path, struct nfs4_state *state, mode_t mode)
{
__nfs4_close(path, state, mode, 1);
}
CWE ID:
Target: 1
Example 2:
Code: void BlinkMediaTestSuite::Initialize() {
base::TestSuite::Initialize();
#if defined(OS_ANDROID)
JNIEnv* env = base::android::AttachCurrentThread();
ui::gl::android::RegisterJni(env);
media::RegisterJni(env);
#endif
media::InitializeMediaLibrary();
#ifdef V8_USE_EXTERNAL_STARTUP_DATA
gin::V8Initializer::LoadV8Snapshot();
gin::V8Initializer::LoadV8Natives();
#endif
scoped_ptr<base::MessageLoop> message_loop;
if (!base::MessageLoop::current())
message_loop.reset(new base::MessageLoop());
blink::initialize(blink_platform_support_.get());
}
CWE ID: CWE-310
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: status_t SampleTable::setTimeToSampleParams(
off64_t data_offset, size_t data_size) {
if (mTimeToSample != NULL || data_size < 8) {
return ERROR_MALFORMED;
}
uint8_t header[8];
if (mDataSource->readAt(
data_offset, header, sizeof(header)) < (ssize_t)sizeof(header)) {
return ERROR_IO;
}
if (U32_AT(header) != 0) {
return ERROR_MALFORMED;
}
mTimeToSampleCount = U32_AT(&header[4]);
uint64_t allocSize = mTimeToSampleCount * 2 * sizeof(uint32_t);
if (allocSize > SIZE_MAX) {
return ERROR_OUT_OF_RANGE;
}
mTimeToSample = new uint32_t[mTimeToSampleCount * 2];
size_t size = sizeof(uint32_t) * mTimeToSampleCount * 2;
if (mDataSource->readAt(
data_offset + 8, mTimeToSample, size) < (ssize_t)size) {
return ERROR_IO;
}
for (uint32_t i = 0; i < mTimeToSampleCount * 2; ++i) {
mTimeToSample[i] = ntohl(mTimeToSample[i]);
}
return OK;
}
CWE ID: CWE-189
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static inline void sem_putref(struct sem_array *sma)
{
ipc_lock_by_ptr(&sma->sem_perm);
ipc_rcu_putref(sma);
ipc_unlock(&(sma)->sem_perm);
}
CWE ID: CWE-189
Target: 1
Example 2:
Code: static int ext4_ext_rm_idx(handle_t *handle, struct inode *inode,
struct ext4_ext_path *path)
{
int err;
ext4_fsblk_t leaf;
/* free index block */
path--;
leaf = idx_pblock(path->p_idx);
BUG_ON(path->p_hdr->eh_entries == 0);
err = ext4_ext_get_access(handle, inode, path);
if (err)
return err;
le16_add_cpu(&path->p_hdr->eh_entries, -1);
err = ext4_ext_dirty(handle, inode, path);
if (err)
return err;
ext_debug("index is empty, remove it, free block %llu\n", leaf);
ext4_free_blocks(handle, inode, 0, leaf, 1,
EXT4_FREE_BLOCKS_METADATA | EXT4_FREE_BLOCKS_FORGET);
return err;
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void DateTimeChooserImpl::writeDocument(SharedBuffer* data)
{
String stepString = String::number(m_parameters.step);
String stepBaseString = String::number(m_parameters.stepBase, 11, WTF::TruncateTrailingZeros);
IntRect anchorRectInScreen = m_chromeClient->rootViewToScreen(m_parameters.anchorRectInRootView);
String todayLabelString;
String otherDateLabelString;
if (m_parameters.type == InputTypeNames::month) {
todayLabelString = locale().queryString(WebLocalizedString::ThisMonthButtonLabel);
otherDateLabelString = locale().queryString(WebLocalizedString::OtherMonthLabel);
} else if (m_parameters.type == InputTypeNames::week) {
todayLabelString = locale().queryString(WebLocalizedString::ThisWeekButtonLabel);
otherDateLabelString = locale().queryString(WebLocalizedString::OtherWeekLabel);
} else {
todayLabelString = locale().queryString(WebLocalizedString::CalendarToday);
otherDateLabelString = locale().queryString(WebLocalizedString::OtherDateLabel);
}
addString("<!DOCTYPE html><head><meta charset='UTF-8'><style>\n", data);
data->append(Platform::current()->loadResource("pickerCommon.css"));
data->append(Platform::current()->loadResource("pickerButton.css"));
data->append(Platform::current()->loadResource("suggestionPicker.css"));
data->append(Platform::current()->loadResource("calendarPicker.css"));
addString("</style></head><body><div id=main>Loading...</div><script>\n"
"window.dialogArguments = {\n", data);
addProperty("anchorRectInScreen", anchorRectInScreen, data);
addProperty("min", valueToDateTimeString(m_parameters.minimum, m_parameters.type), data);
addProperty("max", valueToDateTimeString(m_parameters.maximum, m_parameters.type), data);
addProperty("step", stepString, data);
addProperty("stepBase", stepBaseString, data);
addProperty("required", m_parameters.required, data);
addProperty("currentValue", valueToDateTimeString(m_parameters.doubleValue, m_parameters.type), data);
addProperty("locale", m_parameters.locale.string(), data);
addProperty("todayLabel", todayLabelString, data);
addProperty("clearLabel", locale().queryString(WebLocalizedString::CalendarClear), data);
addProperty("weekLabel", locale().queryString(WebLocalizedString::WeekNumberLabel), data);
addProperty("weekStartDay", m_locale->firstDayOfWeek(), data);
addProperty("shortMonthLabels", m_locale->shortMonthLabels(), data);
addProperty("dayLabels", m_locale->weekDayShortLabels(), data);
addProperty("isLocaleRTL", m_locale->isRTL(), data);
addProperty("isRTL", m_parameters.isAnchorElementRTL, data);
addProperty("mode", m_parameters.type.string(), data);
if (m_parameters.suggestions.size()) {
Vector<String> suggestionValues;
Vector<String> localizedSuggestionValues;
Vector<String> suggestionLabels;
for (unsigned i = 0; i < m_parameters.suggestions.size(); i++) {
suggestionValues.append(valueToDateTimeString(m_parameters.suggestions[i].value, m_parameters.type));
localizedSuggestionValues.append(m_parameters.suggestions[i].localizedValue);
suggestionLabels.append(m_parameters.suggestions[i].label);
}
addProperty("suggestionValues", suggestionValues, data);
addProperty("localizedSuggestionValues", localizedSuggestionValues, data);
addProperty("suggestionLabels", suggestionLabels, data);
addProperty("inputWidth", static_cast<unsigned>(m_parameters.anchorRectInRootView.width()), data);
addProperty("showOtherDateEntry", RenderTheme::theme().supportsCalendarPicker(m_parameters.type), data);
addProperty("otherDateLabel", otherDateLabelString, data);
addProperty("suggestionHighlightColor", RenderTheme::theme().activeListBoxSelectionBackgroundColor().serialized(), data);
addProperty("suggestionHighlightTextColor", RenderTheme::theme().activeListBoxSelectionForegroundColor().serialized(), data);
}
addString("}\n", data);
data->append(Platform::current()->loadResource("pickerCommon.js"));
data->append(Platform::current()->loadResource("suggestionPicker.js"));
data->append(Platform::current()->loadResource("calendarPicker.js"));
addString("</script></body>\n", data);
}
CWE ID: CWE-22
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: ProcRenderSetPictureFilter(ClientPtr client)
{
REQUEST(xRenderSetPictureFilterReq);
PicturePtr pPicture;
int result;
xFixed *params;
int nparams;
char *name;
REQUEST_AT_LEAST_SIZE(xRenderSetPictureFilterReq);
VERIFY_PICTURE(pPicture, stuff->picture, client, DixSetAttrAccess);
name = (char *) (stuff + 1);
params = (xFixed *) (name + pad_to_int32(stuff->nbytes));
nparams = ((xFixed *) stuff + client->req_len) - params;
result = SetPictureFilter(pPicture, name, stuff->nbytes, params, nparams);
return result;
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: oftable_destroy(struct oftable *table)
{
ovs_assert(classifier_is_empty(&table->cls));
ovs_mutex_lock(&ofproto_mutex);
oftable_configure_eviction(table, 0, NULL, 0);
ovs_mutex_unlock(&ofproto_mutex);
hmap_destroy(&table->eviction_groups_by_id);
heap_destroy(&table->eviction_groups_by_size);
classifier_destroy(&table->cls);
free(table->name);
}
CWE ID: CWE-617
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq)
{
VirtIOGPU *g = VIRTIO_GPU(vdev);
struct virtio_gpu_ctrl_command *cmd;
if (!virtio_queue_ready(vq)) {
return;
}
#ifdef CONFIG_VIRGL
if (!g->renderer_inited && g->use_virgl_renderer) {
virtio_gpu_virgl_init(g);
g->renderer_inited = true;
}
#endif
cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command));
while (cmd) {
cmd->vq = vq;
cmd->error = 0;
cmd->finished = false;
cmd->waiting = false;
QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next);
cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command));
}
virtio_gpu_process_cmdq(g);
#ifdef CONFIG_VIRGL
if (g->use_virgl_renderer) {
virtio_gpu_virgl_fence_poll(g);
}
#endif
}
CWE ID: CWE-772
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value,
BN_GENCB *cb)
{
BIGNUM *r0 = NULL, *r1 = NULL, *r2 = NULL, *r3 = NULL, *tmp;
BIGNUM local_r0, local_d, local_p;
BIGNUM *pr0, *d, *p;
int bitsp, bitsq, ok = -1, n = 0;
BN_CTX *ctx = NULL;
unsigned long error = 0;
/*
* When generating ridiculously small keys, we can get stuck
* continually regenerating the same prime values.
*/
if (bits < 16) {
ok = 0; /* we set our own err */
RSAerr(RSA_F_RSA_BUILTIN_KEYGEN, RSA_R_KEY_SIZE_TOO_SMALL);
goto err;
}
ctx = BN_CTX_new();
if (ctx == NULL)
goto err;
BN_CTX_start(ctx);
r0 = BN_CTX_get(ctx);
r1 = BN_CTX_get(ctx);
r2 = BN_CTX_get(ctx);
r3 = BN_CTX_get(ctx);
if (r3 == NULL)
goto err;
bitsp = (bits + 1) / 2;
bitsq = bits - bitsp;
/* We need the RSA components non-NULL */
if (!rsa->n && ((rsa->n = BN_new()) == NULL))
goto err;
if (!rsa->d && ((rsa->d = BN_new()) == NULL))
goto err;
if (!rsa->e && ((rsa->e = BN_new()) == NULL))
goto err;
if (!rsa->p && ((rsa->p = BN_new()) == NULL))
goto err;
if (!rsa->q && ((rsa->q = BN_new()) == NULL))
goto err;
if (!rsa->dmp1 && ((rsa->dmp1 = BN_new()) == NULL))
goto err;
if (!rsa->dmq1 && ((rsa->dmq1 = BN_new()) == NULL))
goto err;
if (!rsa->iqmp && ((rsa->iqmp = BN_new()) == NULL))
goto err;
if (BN_copy(rsa->e, e_value) == NULL)
goto err;
BN_set_flags(r2, BN_FLG_CONSTTIME);
/* generate p and q */
for (;;) {
if (!BN_sub(r2, rsa->p, BN_value_one()))
goto err;
ERR_set_mark();
if (BN_mod_inverse(r1, r2, rsa->e, ctx) != NULL) {
/* GCD == 1 since inverse exists */
break;
}
error = ERR_peek_last_error();
if (ERR_GET_LIB(error) == ERR_LIB_BN
&& ERR_GET_REASON(error) == BN_R_NO_INVERSE) {
/* GCD != 1 */
ERR_pop_to_mark();
} else {
goto err;
}
if (!BN_GENCB_call(cb, 2, n++))
goto err;
}
if (!BN_GENCB_call(cb, 3, 0))
goto err;
for (;;) {
do {
if (!BN_generate_prime_ex(rsa->q, bitsq, 0, NULL, NULL, cb))
goto err;
} while (BN_cmp(rsa->p, rsa->q) == 0);
if (!BN_sub(r2, rsa->q, BN_value_one()))
goto err;
ERR_set_mark();
if (BN_mod_inverse(r1, r2, rsa->e, ctx) != NULL) {
/* GCD == 1 since inverse exists */
break;
}
error = ERR_peek_last_error();
if (ERR_GET_LIB(error) == ERR_LIB_BN
&& ERR_GET_REASON(error) == BN_R_NO_INVERSE) {
/* GCD != 1 */
ERR_pop_to_mark();
} else {
goto err;
}
if (!BN_GENCB_call(cb, 2, n++))
goto err;
}
if (!BN_GENCB_call(cb, 3, 1))
goto err;
if (BN_cmp(rsa->p, rsa->q) < 0) {
tmp = rsa->p;
rsa->p = rsa->q;
rsa->q = tmp;
}
/* calculate n */
if (!BN_mul(rsa->n, rsa->p, rsa->q, ctx))
goto err;
/* calculate d */
if (!BN_sub(r1, rsa->p, BN_value_one()))
goto err; /* p-1 */
if (!BN_sub(r2, rsa->q, BN_value_one()))
goto err; /* q-1 */
if (!BN_mul(r0, r1, r2, ctx))
goto err; /* (p-1)(q-1) */
if (!(rsa->flags & RSA_FLAG_NO_CONSTTIME)) {
pr0 = &local_r0;
BN_with_flags(pr0, r0, BN_FLG_CONSTTIME);
} else
pr0 = r0;
if (!BN_mod_inverse(rsa->d, rsa->e, pr0, ctx))
goto err; /* d */
/* set up d for correct BN_FLG_CONSTTIME flag */
if (!(rsa->flags & RSA_FLAG_NO_CONSTTIME)) {
d = &local_d;
BN_with_flags(d, rsa->d, BN_FLG_CONSTTIME);
} else
d = rsa->d;
/* calculate d mod (p-1) */
if (!BN_mod(rsa->dmp1, d, r1, ctx))
goto err;
/* calculate d mod (q-1) */
if (!BN_mod(rsa->dmq1, d, r2, ctx))
goto err;
/* calculate inverse of q mod p */
if (!(rsa->flags & RSA_FLAG_NO_CONSTTIME)) {
p = &local_p;
BN_with_flags(p, rsa->p, BN_FLG_CONSTTIME);
} else
p = rsa->p;
if (!BN_mod_inverse(rsa->iqmp, rsa->q, p, ctx))
goto err;
ok = 1;
err:
if (ok == -1) {
RSAerr(RSA_F_RSA_BUILTIN_KEYGEN, ERR_LIB_BN);
ok = 0;
}
if (ctx != NULL) {
BN_CTX_end(ctx);
BN_CTX_free(ctx);
}
return ok;
}
CWE ID: CWE-327
Target: 1
Example 2:
Code: static void tcp_get_info_chrono_stats(const struct tcp_sock *tp,
struct tcp_info *info)
{
u64 stats[__TCP_CHRONO_MAX], total = 0;
enum tcp_chrono i;
for (i = TCP_CHRONO_BUSY; i < __TCP_CHRONO_MAX; ++i) {
stats[i] = tp->chrono_stat[i - 1];
if (i == tp->chrono_type)
stats[i] += tcp_time_stamp - tp->chrono_start;
stats[i] *= USEC_PER_SEC / HZ;
total += stats[i];
}
info->tcpi_busy_time = total;
info->tcpi_rwnd_limited = stats[TCP_CHRONO_RWND_LIMITED];
info->tcpi_sndbuf_limited = stats[TCP_CHRONO_SNDBUF_LIMITED];
}
CWE ID: CWE-369
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void SVGImage::setContainerSize(const IntSize& size)
{
if (!m_page || !usesContainerSize())
return;
LocalFrame* frame = m_page->mainFrame();
SVGSVGElement* rootElement = toSVGDocument(frame->document())->rootElement();
if (!rootElement)
return;
RenderSVGRoot* renderer = toRenderSVGRoot(rootElement->renderer());
if (!renderer)
return;
FrameView* view = frameView();
view->resize(this->containerSize());
renderer->setContainerSize(size);
}
CWE ID: CWE-399
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: Blob::~Blob()
{
ThreadableBlobRegistry::unregisterBlobURL(m_internalURL);
}
CWE ID:
Target: 1
Example 2:
Code: Document::~Document()
{
ASSERT(!layoutView());
ASSERT(!parentTreeScope());
ASSERT(!m_axObjectCache);
#if !ENABLE(OILPAN)
ASSERT(m_ranges.isEmpty());
ASSERT(!hasGuardRefCount());
ASSERT(!m_importsController);
ASSERT(m_visibilityObservers.isEmpty());
if (m_templateDocument)
m_templateDocument->m_templateDocumentHost = nullptr; // balanced in ensureTemplateDocument().
m_scriptRunner.clear();
removeAllEventListenersRecursively();
ASSERT(!m_parser || m_parser->refCount() == 1);
detachParser();
if (m_styleSheetList)
m_styleSheetList->detachFromDocument();
m_timeline->detachFromDocument();
m_styleEngine->detachFromDocument();
if (m_elemSheet)
m_elemSheet->clearOwnerNode();
if (hasRareData())
clearRareData();
ASSERT(m_listsInvalidatedAtDocument.isEmpty());
for (unsigned i = 0; i < WTF_ARRAY_LENGTH(m_nodeListCounts); ++i)
ASSERT(!m_nodeListCounts[i]);
liveDocumentSet().remove(this);
#endif
InstanceCounters::decrementCounter(InstanceCounters::DocumentCounter);
}
CWE ID: CWE-264
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: sctp_disposition_t sctp_sf_do_prm_requestheartbeat(
struct net *net,
const struct sctp_endpoint *ep,
const struct sctp_association *asoc,
const sctp_subtype_t type,
void *arg,
sctp_cmd_seq_t *commands)
{
if (SCTP_DISPOSITION_NOMEM == sctp_sf_heartbeat(ep, asoc, type,
(struct sctp_transport *)arg, commands))
return SCTP_DISPOSITION_NOMEM;
/*
* RFC 2960 (bis), section 8.3
*
* D) Request an on-demand HEARTBEAT on a specific destination
* transport address of a given association.
*
* The endpoint should increment the respective error counter of
* the destination transport address each time a HEARTBEAT is sent
* to that address and not acknowledged within one RTO.
*
*/
sctp_add_cmd_sf(commands, SCTP_CMD_TRANSPORT_HB_SENT,
SCTP_TRANSPORT(arg));
return SCTP_DISPOSITION_CONSUME;
}
CWE ID:
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int bmp_getint32(jas_stream_t *in, int_fast32_t *val)
{
int n;
uint_fast32_t v;
int c;
for (n = 4, v = 0;;) {
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
v |= (c << 24);
if (--n <= 0) {
break;
}
v >>= 8;
}
if (val) {
*val = v;
}
return 0;
}
CWE ID: CWE-476
Target: 1
Example 2:
Code: char *ap_response_code_string(request_rec *r, int error_index)
{
core_dir_config *dirconf;
core_request_config *reqconf = ap_get_core_module_config(r->request_config);
const char *err;
const char *response;
ap_expr_info_t *expr;
/* check for string registered via ap_custom_response() first */
if (reqconf->response_code_strings != NULL
&& reqconf->response_code_strings[error_index] != NULL) {
return reqconf->response_code_strings[error_index];
}
/* check for string specified via ErrorDocument */
dirconf = ap_get_core_module_config(r->per_dir_config);
if (!dirconf->response_code_exprs) {
return NULL;
}
expr = apr_hash_get(dirconf->response_code_exprs, &error_index,
sizeof(error_index));
if (!expr) {
return NULL;
}
/* special token to indicate revert back to default */
if ((char *) expr == &errordocument_default) {
return NULL;
}
err = NULL;
response = ap_expr_str_exec(r, expr, &err);
if (err) {
ap_log_rerror(
APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(02841) "core: ErrorDocument: can't "
"evaluate require expression: %s", err);
return NULL;
}
/* alas, duplication required as we return not-const */
return apr_pstrdup(r->pool, response);
}
CWE ID: CWE-416
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int __sys_sendmsg(struct socket *sock, struct msghdr __user *msg,
struct msghdr *msg_sys, unsigned flags,
struct used_address *used_address)
{
struct compat_msghdr __user *msg_compat =
(struct compat_msghdr __user *)msg;
struct sockaddr_storage address;
struct iovec iovstack[UIO_FASTIOV], *iov = iovstack;
unsigned char ctl[sizeof(struct cmsghdr) + 20]
__attribute__ ((aligned(sizeof(__kernel_size_t))));
/* 20 is size of ipv6_pktinfo */
unsigned char *ctl_buf = ctl;
int err, ctl_len, iov_size, total_len;
err = -EFAULT;
if (MSG_CMSG_COMPAT & flags) {
if (get_compat_msghdr(msg_sys, msg_compat))
return -EFAULT;
} else if (copy_from_user(msg_sys, msg, sizeof(struct msghdr)))
return -EFAULT;
/* do not move before msg_sys is valid */
err = -EMSGSIZE;
if (msg_sys->msg_iovlen > UIO_MAXIOV)
goto out;
/* Check whether to allocate the iovec area */
err = -ENOMEM;
iov_size = msg_sys->msg_iovlen * sizeof(struct iovec);
if (msg_sys->msg_iovlen > UIO_FASTIOV) {
iov = sock_kmalloc(sock->sk, iov_size, GFP_KERNEL);
if (!iov)
goto out;
}
/* This will also move the address data into kernel space */
if (MSG_CMSG_COMPAT & flags) {
err = verify_compat_iovec(msg_sys, iov,
(struct sockaddr *)&address,
VERIFY_READ);
} else
err = verify_iovec(msg_sys, iov,
(struct sockaddr *)&address,
VERIFY_READ);
if (err < 0)
goto out_freeiov;
total_len = err;
err = -ENOBUFS;
if (msg_sys->msg_controllen > INT_MAX)
goto out_freeiov;
ctl_len = msg_sys->msg_controllen;
if ((MSG_CMSG_COMPAT & flags) && ctl_len) {
err =
cmsghdr_from_user_compat_to_kern(msg_sys, sock->sk, ctl,
sizeof(ctl));
if (err)
goto out_freeiov;
ctl_buf = msg_sys->msg_control;
ctl_len = msg_sys->msg_controllen;
} else if (ctl_len) {
if (ctl_len > sizeof(ctl)) {
ctl_buf = sock_kmalloc(sock->sk, ctl_len, GFP_KERNEL);
if (ctl_buf == NULL)
goto out_freeiov;
}
err = -EFAULT;
/*
* Careful! Before this, msg_sys->msg_control contains a user pointer.
* Afterwards, it will be a kernel pointer. Thus the compiler-assisted
* checking falls down on this.
*/
if (copy_from_user(ctl_buf,
(void __user __force *)msg_sys->msg_control,
ctl_len))
goto out_freectl;
msg_sys->msg_control = ctl_buf;
}
msg_sys->msg_flags = flags;
if (sock->file->f_flags & O_NONBLOCK)
msg_sys->msg_flags |= MSG_DONTWAIT;
/*
* If this is sendmmsg() and current destination address is same as
* previously succeeded address, omit asking LSM's decision.
* used_address->name_len is initialized to UINT_MAX so that the first
* destination address never matches.
*/
if (used_address && used_address->name_len == msg_sys->msg_namelen &&
!memcmp(&used_address->name, msg->msg_name,
used_address->name_len)) {
err = sock_sendmsg_nosec(sock, msg_sys, total_len);
goto out_freectl;
}
err = sock_sendmsg(sock, msg_sys, total_len);
/*
* If this is sendmmsg() and sending to current destination address was
* successful, remember it.
*/
if (used_address && err >= 0) {
used_address->name_len = msg_sys->msg_namelen;
memcpy(&used_address->name, msg->msg_name,
used_address->name_len);
}
out_freectl:
if (ctl_buf != ctl)
sock_kfree_s(sock->sk, ctl_buf, ctl_len);
out_freeiov:
if (iov != iovstack)
sock_kfree_s(sock->sk, iov, iov_size);
out:
return err;
}
CWE ID:
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: IDNSpoofChecker::IDNSpoofChecker() {
UErrorCode status = U_ZERO_ERROR;
checker_ = uspoof_open(&status);
if (U_FAILURE(status)) {
checker_ = nullptr;
return;
}
uspoof_setRestrictionLevel(checker_, USPOOF_HIGHLY_RESTRICTIVE);
SetAllowedUnicodeSet(&status);
int32_t checks = uspoof_getChecks(checker_, &status) | USPOOF_AUX_INFO;
uspoof_setChecks(checker_, checks, &status);
deviation_characters_ = icu::UnicodeSet(
UNICODE_STRING_SIMPLE("[\\u00df\\u03c2\\u200c\\u200d]"), status);
deviation_characters_.freeze();
non_ascii_latin_letters_ =
icu::UnicodeSet(UNICODE_STRING_SIMPLE("[[:Latin:] - [a-zA-Z]]"), status);
non_ascii_latin_letters_.freeze();
kana_letters_exceptions_ = icu::UnicodeSet(
UNICODE_STRING_SIMPLE("[\\u3078-\\u307a\\u30d8-\\u30da\\u30fb-\\u30fe]"),
status);
kana_letters_exceptions_.freeze();
combining_diacritics_exceptions_ =
icu::UnicodeSet(UNICODE_STRING_SIMPLE("[\\u0300-\\u0339]"), status);
combining_diacritics_exceptions_.freeze();
cyrillic_letters_latin_alike_ = icu::UnicodeSet(
icu::UnicodeString::fromUTF8("[аысԁеԍһіюјӏорԗԛѕԝхуъЬҽпгѵѡ]"), status);
cyrillic_letters_latin_alike_.freeze();
cyrillic_letters_ =
icu::UnicodeSet(UNICODE_STRING_SIMPLE("[[:Cyrl:]]"), status);
cyrillic_letters_.freeze();
DCHECK(U_SUCCESS(status));
lgc_letters_n_ascii_ = icu::UnicodeSet(
UNICODE_STRING_SIMPLE("[[:Latin:][:Greek:][:Cyrillic:][0-9\\u002e_"
"\\u002d][\\u0300-\\u0339]]"),
status);
lgc_letters_n_ascii_.freeze();
UParseError parse_error;
diacritic_remover_.reset(icu::Transliterator::createFromRules(
UNICODE_STRING_SIMPLE("DropAcc"),
icu::UnicodeString::fromUTF8("::NFD; ::[:Nonspacing Mark:] Remove; ::NFC;"
" ł > l; ø > o; đ > d;"),
UTRANS_FORWARD, parse_error, status));
extra_confusable_mapper_.reset(icu::Transliterator::createFromRules(
UNICODE_STRING_SIMPLE("ExtraConf"),
icu::UnicodeString::fromUTF8(
"[æӕ] > ae; [þϼҏ] > p; [ħнћңҥӈӊԋԧԩ] > h;"
"[ĸκкқҝҟҡӄԟ] > k; [ŋпԥกח] > n; œ > ce;"
"[ŧтҭԏ七丅丆丁] > t; [ƅьҍв] > b; [ωшщพฟພຟ] > w;"
"[мӎ] > m; [єҽҿၔ] > e; ґ > r; [ғӻ] > f;"
"[ҫင] > c; [ұ丫] > y; [χҳӽӿ乂] > x;"
"[ԃძ] > d; [ԍဌ] > g; [ടรຣຮ] > s; ၂ > j;"
"[०০੦૦ଠ୦೦] > o;"
"[৭੧૧] > q;"
"[บບ] > u;"
"[θ] > 0;"
"[२২੨੨૨೩೭շ] > 2;"
"[зҙӡउওਤ੩૩౩ဒვპ] > 3;"
"[੫丩ㄐ] > 4;"
"[ճ] > 6;"
"[৪੪୫] > 8;"
"[૭୨౨] > 9;"
"[—一―⸺⸻] > \\-;"),
UTRANS_FORWARD, parse_error, status));
DCHECK(U_SUCCESS(status))
<< "Spoofchecker initalization failed due to an error: "
<< u_errorName(status);
}
CWE ID:
Target: 1
Example 2:
Code: vmxnet3_setup_tx_offloads(VMXNET3State *s)
{
switch (s->offload_mode) {
case VMXNET3_OM_NONE:
net_tx_pkt_build_vheader(s->tx_pkt, false, false, 0);
break;
case VMXNET3_OM_CSUM:
net_tx_pkt_build_vheader(s->tx_pkt, false, true, 0);
VMW_PKPRN("L4 CSO requested\n");
break;
case VMXNET3_OM_TSO:
net_tx_pkt_build_vheader(s->tx_pkt, true, true,
s->cso_or_gso_size);
net_tx_pkt_update_ip_checksums(s->tx_pkt);
VMW_PKPRN("GSO offload requested.");
break;
default:
g_assert_not_reached();
return false;
}
return true;
}
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: int use_env()
{
int indent;
size_t flags = 0;
json_t *json;
json_error_t error;
#ifdef _WIN32
/* On Windows, set stdout and stderr to binary mode to avoid
outputting DOS line terminators */
_setmode(_fileno(stdout), _O_BINARY);
_setmode(_fileno(stderr), _O_BINARY);
#endif
indent = getenv_int("JSON_INDENT");
if(indent < 0 || indent > 255) {
fprintf(stderr, "invalid value for JSON_INDENT: %d\n", indent);
return 2;
}
if(indent > 0)
flags |= JSON_INDENT(indent);
if(getenv_int("JSON_COMPACT") > 0)
flags |= JSON_COMPACT;
if(getenv_int("JSON_ENSURE_ASCII"))
flags |= JSON_ENSURE_ASCII;
if(getenv_int("JSON_PRESERVE_ORDER"))
flags |= JSON_PRESERVE_ORDER;
if(getenv_int("JSON_SORT_KEYS"))
flags |= JSON_SORT_KEYS;
if(getenv_int("STRIP")) {
/* Load to memory, strip leading and trailing whitespace */
size_t size = 0, used = 0;
char *buffer = NULL;
while(1) {
size_t count;
size = (size == 0 ? 128 : size * 2);
buffer = realloc(buffer, size);
if(!buffer) {
fprintf(stderr, "Unable to allocate %d bytes\n", (int)size);
return 1;
}
count = fread(buffer + used, 1, size - used, stdin);
if(count < size - used) {
buffer[used + count] = '\0';
break;
}
used += count;
}
json = json_loads(strip(buffer), 0, &error);
free(buffer);
}
else
json = json_loadf(stdin, 0, &error);
if(!json) {
fprintf(stderr, "%d %d %d\n%s\n",
error.line, error.column,
error.position, error.text);
return 1;
}
json_dumpf(json, stdout, flags);
json_decref(json);
return 0;
}
CWE ID: CWE-310
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void InspectorNetworkAgent::WillSendRequestInternal(
ExecutionContext* execution_context,
unsigned long identifier,
DocumentLoader* loader,
const ResourceRequest& request,
const ResourceResponse& redirect_response,
const FetchInitiatorInfo& initiator_info) {
String request_id = IdentifiersFactory::RequestId(identifier);
String loader_id = loader ? IdentifiersFactory::LoaderId(loader) : "";
resources_data_->ResourceCreated(request_id, loader_id, request.Url());
InspectorPageAgent::ResourceType type = InspectorPageAgent::kOtherResource;
if (initiator_info.name == FetchInitiatorTypeNames::xmlhttprequest) {
type = InspectorPageAgent::kXHRResource;
resources_data_->SetResourceType(request_id, type);
} else if (initiator_info.name == FetchInitiatorTypeNames::document) {
type = InspectorPageAgent::kDocumentResource;
resources_data_->SetResourceType(request_id, type);
}
String frame_id = loader && loader->GetFrame()
? IdentifiersFactory::FrameId(loader->GetFrame())
: "";
std::unique_ptr<protocol::Network::Initiator> initiator_object =
BuildInitiatorObject(loader && loader->GetFrame()
? loader->GetFrame()->GetDocument()
: nullptr,
initiator_info);
if (initiator_info.name == FetchInitiatorTypeNames::document) {
FrameNavigationInitiatorMap::iterator it =
frame_navigation_initiator_map_.find(frame_id);
if (it != frame_navigation_initiator_map_.end())
initiator_object = it->value->clone();
}
std::unique_ptr<protocol::Network::Request> request_info(
BuildObjectForResourceRequest(request));
if (loader) {
request_info->setMixedContentType(MixedContentTypeForContextType(
MixedContentChecker::ContextTypeForInspector(loader->GetFrame(),
request)));
}
request_info->setReferrerPolicy(
GetReferrerPolicy(request.GetReferrerPolicy()));
if (initiator_info.is_link_preload)
request_info->setIsLinkPreload(true);
String resource_type = InspectorPageAgent::ResourceTypeJson(type);
String documentURL =
loader ? UrlWithoutFragment(loader->Url()).GetString()
: UrlWithoutFragment(execution_context->Url()).GetString();
Maybe<String> maybe_frame_id;
if (!frame_id.IsEmpty())
maybe_frame_id = frame_id;
GetFrontend()->requestWillBeSent(
request_id, loader_id, documentURL, std::move(request_info),
MonotonicallyIncreasingTime(), CurrentTime(), std::move(initiator_object),
BuildObjectForResourceResponse(redirect_response), resource_type,
std::move(maybe_frame_id));
if (pending_xhr_replay_data_ && !pending_xhr_replay_data_->Async())
GetFrontend()->flush();
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: piv_decipher(sc_card_t *card, const u8 * data, size_t datalen, u8 * out, size_t outlen)
{
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_VERBOSE);
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_VERBOSE, piv_validate_general_authentication(card, data, datalen, out, outlen));
}
CWE ID: CWE-125
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static bool get_build_id(
Backtrace* backtrace, uintptr_t base_addr, uint8_t* e_ident, std::string* build_id) {
HdrType hdr;
memcpy(&hdr.e_ident[0], e_ident, EI_NIDENT);
if (backtrace->Read(base_addr + EI_NIDENT, reinterpret_cast<uint8_t*>(&hdr) + EI_NIDENT,
sizeof(HdrType) - EI_NIDENT) != sizeof(HdrType) - EI_NIDENT) {
return false;
}
for (size_t i = 0; i < hdr.e_phnum; i++) {
PhdrType phdr;
if (backtrace->Read(base_addr + hdr.e_phoff + i * hdr.e_phentsize,
reinterpret_cast<uint8_t*>(&phdr), sizeof(phdr)) != sizeof(phdr)) {
return false;
}
if (phdr.p_type == PT_NOTE) {
size_t hdr_size = phdr.p_filesz;
uintptr_t addr = base_addr + phdr.p_offset;
while (hdr_size >= sizeof(NhdrType)) {
NhdrType nhdr;
if (backtrace->Read(addr, reinterpret_cast<uint8_t*>(&nhdr), sizeof(nhdr)) != sizeof(nhdr)) {
return false;
}
addr += sizeof(nhdr);
if (nhdr.n_type == NT_GNU_BUILD_ID) {
addr += NOTE_ALIGN(nhdr.n_namesz);
uint8_t build_id_data[128];
if (nhdr.n_namesz > sizeof(build_id_data)) {
ALOGE("Possible corrupted note, name size value is too large: %u",
nhdr.n_namesz);
return false;
}
if (backtrace->Read(addr, build_id_data, nhdr.n_descsz) != nhdr.n_descsz) {
return false;
}
build_id->clear();
for (size_t bytes = 0; bytes < nhdr.n_descsz; bytes++) {
*build_id += android::base::StringPrintf("%02x", build_id_data[bytes]);
}
return true;
} else {
hdr_size -= sizeof(nhdr);
size_t skip_bytes = NOTE_ALIGN(nhdr.n_namesz) + NOTE_ALIGN(nhdr.n_descsz);
addr += skip_bytes;
if (hdr_size < skip_bytes) {
break;
}
hdr_size -= skip_bytes;
}
}
}
}
return false;
}
CWE ID: CWE-264
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: bool ParamTraits<LOGFONT>::Read(const Message* m, PickleIterator* iter,
param_type* r) {
const char *data;
int data_size = 0;
bool result = m->ReadData(iter, &data, &data_size);
if (result && data_size == sizeof(LOGFONT)) {
memcpy(r, data, sizeof(LOGFONT));
} else {
result = false;
NOTREACHED();
}
return result;
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: static struct net_device_stats *airo_get_stats(struct net_device *dev)
{
struct airo_info *local = dev->ml_priv;
if (!test_bit(JOB_STATS, &local->jobs)) {
/* Get stats out of the card if available */
if (down_trylock(&local->sem) != 0) {
set_bit(JOB_STATS, &local->jobs);
wake_up_interruptible(&local->thr_wait);
} else
airo_read_stats(dev);
}
return &dev->stats;
}
CWE ID: CWE-264
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void set_checkpoint_signal(void)
{
}
CWE ID: CWE-119
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: long long mkvparser::ReadUInt(IMkvReader* pReader, long long pos, long& len)
{
assert(pReader);
assert(pos >= 0);
int status;
len = 1;
unsigned char b;
status = pReader->Read(pos, 1, &b);
if (status < 0) //error or underflow
return status;
if (status > 0) //interpreted as "underflow"
return E_BUFFER_NOT_FULL;
if (b == 0) //we can't handle u-int values larger than 8 bytes
return E_FILE_FORMAT_INVALID;
unsigned char m = 0x80;
while (!(b & m))
{
m >>= 1;
++len;
}
long long result = b & (~m);
++pos;
for (int i = 1; i < len; ++i)
{
status = pReader->Read(pos, 1, &b);
if (status < 0)
{
len = 1;
return status;
}
if (status > 0)
{
len = 1;
return E_BUFFER_NOT_FULL;
}
result <<= 8;
result |= b;
++pos;
}
return result;
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: circuit_resume_edge_reading_helper(edge_connection_t *first_conn,
circuit_t *circ,
crypt_path_t *layer_hint)
{
edge_connection_t *conn;
int n_packaging_streams, n_streams_left;
int packaged_this_round;
int cells_on_queue;
int cells_per_conn;
edge_connection_t *chosen_stream = NULL;
int max_to_package;
if (first_conn == NULL) {
/* Don't bother to try to do the rest of this if there are no connections
* to resume. */
return 0;
}
/* How many cells do we have space for? It will be the minimum of
* the number needed to exhaust the package window, and the minimum
* needed to fill the cell queue. */
max_to_package = circ->package_window;
if (CIRCUIT_IS_ORIGIN(circ)) {
cells_on_queue = circ->n_chan_cells.n;
} else {
or_circuit_t *or_circ = TO_OR_CIRCUIT(circ);
cells_on_queue = or_circ->p_chan_cells.n;
}
if (CELL_QUEUE_HIGHWATER_SIZE - cells_on_queue < max_to_package)
max_to_package = CELL_QUEUE_HIGHWATER_SIZE - cells_on_queue;
/* Once we used to start listening on the streams in the order they
* appeared in the linked list. That leads to starvation on the
* streams that appeared later on the list, since the first streams
* would always get to read first. Instead, we just pick a random
* stream on the list, and enable reading for streams starting at that
* point (and wrapping around as if the list were circular). It would
* probably be better to actually remember which streams we've
* serviced in the past, but this is simple and effective. */
/* Select a stream uniformly at random from the linked list. We
* don't need cryptographic randomness here. */
{
int num_streams = 0;
for (conn = first_conn; conn; conn = conn->next_stream) {
num_streams++;
if (tor_weak_random_one_in_n(&stream_choice_rng, num_streams)) {
chosen_stream = conn;
}
/* Invariant: chosen_stream has been chosen uniformly at random from
* among the first num_streams streams on first_conn.
*
* (Note that we iterate over every stream on the circuit, so that after
* we've considered the first stream, we've chosen it with P=1; and
* after we consider the second stream, we've switched to it with P=1/2
* and stayed with the first stream with P=1/2; and after we've
* considered the third stream, we've switched to it with P=1/3 and
* remained with one of the first two streams with P=(2/3), giving each
* one P=(1/2)(2/3) )=(1/3).) */
}
}
/* Count how many non-marked streams there are that have anything on
* their inbuf, and enable reading on all of the connections. */
n_packaging_streams = 0;
/* Activate reading starting from the chosen stream */
for (conn=chosen_stream; conn; conn = conn->next_stream) {
/* Start reading for the streams starting from here */
if (conn->base_.marked_for_close || conn->package_window <= 0)
continue;
if (!layer_hint || conn->cpath_layer == layer_hint) {
connection_start_reading(TO_CONN(conn));
if (connection_get_inbuf_len(TO_CONN(conn)) > 0)
++n_packaging_streams;
}
}
/* Go back and do the ones we skipped, circular-style */
for (conn = first_conn; conn != chosen_stream; conn = conn->next_stream) {
if (conn->base_.marked_for_close || conn->package_window <= 0)
continue;
if (!layer_hint || conn->cpath_layer == layer_hint) {
connection_start_reading(TO_CONN(conn));
if (connection_get_inbuf_len(TO_CONN(conn)) > 0)
++n_packaging_streams;
}
}
if (n_packaging_streams == 0) /* avoid divide-by-zero */
return 0;
again:
cells_per_conn = CEIL_DIV(max_to_package, n_packaging_streams);
packaged_this_round = 0;
n_streams_left = 0;
/* Iterate over all connections. Package up to cells_per_conn cells on
* each. Update packaged_this_round with the total number of cells
* packaged, and n_streams_left with the number that still have data to
* package.
*/
for (conn=first_conn; conn; conn=conn->next_stream) {
if (conn->base_.marked_for_close || conn->package_window <= 0)
continue;
if (!layer_hint || conn->cpath_layer == layer_hint) {
int n = cells_per_conn, r;
/* handle whatever might still be on the inbuf */
r = connection_edge_package_raw_inbuf(conn, 1, &n);
/* Note how many we packaged */
packaged_this_round += (cells_per_conn-n);
if (r<0) {
/* Problem while packaging. (We already sent an end cell if
* possible) */
connection_mark_for_close(TO_CONN(conn));
continue;
}
/* If there's still data to read, we'll be coming back to this stream. */
if (connection_get_inbuf_len(TO_CONN(conn)))
++n_streams_left;
/* If the circuit won't accept any more data, return without looking
* at any more of the streams. Any connections that should be stopped
* have already been stopped by connection_edge_package_raw_inbuf. */
if (circuit_consider_stop_edge_reading(circ, layer_hint))
return -1;
/* XXXX should we also stop immediately if we fill up the cell queue?
* Probably. */
}
}
/* If we made progress, and we are willing to package more, and there are
* any streams left that want to package stuff... try again!
*/
if (packaged_this_round && packaged_this_round < max_to_package &&
n_streams_left) {
max_to_package -= packaged_this_round;
n_packaging_streams = n_streams_left;
goto again;
}
return 0;
}
CWE ID: CWE-617
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void CWebServer::Cmd_GetNewHistory(WebEmSession & session, const request& req, Json::Value &root)
{
root["status"] = "OK";
root["title"] = "GetNewHistory";
std::string historyfile;
int nValue;
m_sql.GetPreferencesVar("ReleaseChannel", nValue);
bool bIsBetaChannel = (nValue != 0);
std::string szHistoryURL = "https://www.domoticz.com/download.php?channel=stable&type=history";
if (bIsBetaChannel)
{
utsname my_uname;
if (uname(&my_uname) < 0)
return;
std::string systemname = my_uname.sysname;
std::string machine = my_uname.machine;
std::transform(systemname.begin(), systemname.end(), systemname.begin(), ::tolower);
if (machine == "armv6l")
{
machine = "armv7l";
}
if (((machine != "armv6l") && (machine != "armv7l") && (systemname != "windows") && (machine != "x86_64") && (machine != "aarch64")) || (strstr(my_uname.release, "ARCH+") != NULL))
szHistoryURL = "https://www.domoticz.com/download.php?channel=beta&type=history";
else
szHistoryURL = "https://www.domoticz.com/download.php?channel=beta&type=history&system=" + systemname + "&machine=" + machine;
}
if (!HTTPClient::GET(szHistoryURL, historyfile))
{
historyfile = "Unable to get Online History document !!";
}
std::istringstream stream(historyfile);
std::string sLine;
int ii = 0;
while (std::getline(stream, sLine))
{
root["LastLogTime"] = "";
if (sLine.find("Version ") == 0)
root["result"][ii]["level"] = 1;
else
root["result"][ii]["level"] = 0;
root["result"][ii]["message"] = sLine;
ii++;
}
}
CWE ID: CWE-89
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static struct nfs4_opendata *nfs4_open_recoverdata_alloc(struct nfs_open_context *ctx, struct nfs4_state *state)
{
struct nfs4_opendata *opendata;
opendata = nfs4_opendata_alloc(&ctx->path, state->owner, 0, NULL);
if (opendata == NULL)
return ERR_PTR(-ENOMEM);
opendata->state = state;
atomic_inc(&state->count);
return opendata;
}
CWE ID:
Target: 1
Example 2:
Code: PHP_FUNCTION(snmp2_set)
{
php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_SET, SNMP_VERSION_2c);
}
CWE ID: CWE-416
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static struct ip_mc_list *igmp_mc_get_next(struct seq_file *seq, struct ip_mc_list *im)
{
struct igmp_mc_iter_state *state = igmp_mc_seq_private(seq);
im = rcu_dereference(im->next_rcu);
while (!im) {
state->dev = next_net_device_rcu(state->dev);
if (!state->dev) {
state->in_dev = NULL;
break;
}
state->in_dev = __in_dev_get_rcu(state->dev);
if (!state->in_dev)
continue;
im = rcu_dereference(state->in_dev->mc_list);
}
return im;
}
CWE ID: CWE-399
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void FolderHeaderView::ContentsChanged(views::Textfield* sender,
const base::string16& new_contents) {
if (!folder_item_)
return;
folder_item_->RemoveObserver(this);
std::string name = base::UTF16ToUTF8(folder_name_view_->text());
delegate_->SetItemName(folder_item_, name);
folder_item_->AddObserver(this);
Layout();
}
CWE ID: CWE-399
Target: 1
Example 2:
Code: sp<MetaData> OggExtractor::getMetaData() {
return mImpl->getFileMetaData();
}
CWE ID: CWE-772
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void show_object(struct object *obj,
struct strbuf *path, const char *last,
void *data)
{
char *name = path_name(path, last);
add_preferred_base_object(name);
add_object_entry(obj->oid.hash, obj->type, name, 0);
obj->flags |= OBJECT_ADDED;
/*
* We will have generated the hash from the name,
* but not saved a pointer to it - we can free it
*/
free((char *)name);
}
CWE ID: CWE-119
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
size_t len, int noblock, int flags, int *addr_len)
{
struct inet_sock *isk = inet_sk(sk);
int family = sk->sk_family;
struct sockaddr_in *sin;
struct sockaddr_in6 *sin6;
struct sk_buff *skb;
int copied, err;
pr_debug("ping_recvmsg(sk=%p,sk->num=%u)\n", isk, isk->inet_num);
err = -EOPNOTSUPP;
if (flags & MSG_OOB)
goto out;
if (addr_len) {
if (family == AF_INET)
*addr_len = sizeof(*sin);
else if (family == AF_INET6 && addr_len)
*addr_len = sizeof(*sin6);
}
if (flags & MSG_ERRQUEUE) {
if (family == AF_INET) {
return ip_recv_error(sk, msg, len);
#if IS_ENABLED(CONFIG_IPV6)
} else if (family == AF_INET6) {
return pingv6_ops.ipv6_recv_error(sk, msg, len);
#endif
}
}
skb = skb_recv_datagram(sk, flags, noblock, &err);
if (!skb)
goto out;
copied = skb->len;
if (copied > len) {
msg->msg_flags |= MSG_TRUNC;
copied = len;
}
/* Don't bother checking the checksum */
err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
if (err)
goto done;
sock_recv_timestamp(msg, sk, skb);
/* Copy the address and add cmsg data. */
if (family == AF_INET) {
sin = (struct sockaddr_in *) msg->msg_name;
sin->sin_family = AF_INET;
sin->sin_port = 0 /* skb->h.uh->source */;
sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
memset(sin->sin_zero, 0, sizeof(sin->sin_zero));
if (isk->cmsg_flags)
ip_cmsg_recv(msg, skb);
#if IS_ENABLED(CONFIG_IPV6)
} else if (family == AF_INET6) {
struct ipv6_pinfo *np = inet6_sk(sk);
struct ipv6hdr *ip6 = ipv6_hdr(skb);
sin6 = (struct sockaddr_in6 *) msg->msg_name;
sin6->sin6_family = AF_INET6;
sin6->sin6_port = 0;
sin6->sin6_addr = ip6->saddr;
sin6->sin6_flowinfo = 0;
if (np->sndflow)
sin6->sin6_flowinfo = ip6_flowinfo(ip6);
sin6->sin6_scope_id = ipv6_iface_scope_id(&sin6->sin6_addr,
IP6CB(skb)->iif);
if (inet6_sk(sk)->rxopt.all)
pingv6_ops.ip6_datagram_recv_ctl(sk, msg, skb);
#endif
} else {
BUG();
}
err = copied;
done:
skb_free_datagram(sk, skb);
out:
pr_debug("ping_recvmsg -> %d\n", err);
return err;
}
CWE ID: CWE-200
Target: 1
Example 2:
Code: static noinline size_t if_nlmsg_size(const struct net_device *dev,
u32 ext_filter_mask)
{
return NLMSG_ALIGN(sizeof(struct ifinfomsg))
+ nla_total_size(IFNAMSIZ) /* IFLA_IFNAME */
+ nla_total_size(IFALIASZ) /* IFLA_IFALIAS */
+ nla_total_size(IFNAMSIZ) /* IFLA_QDISC */
+ nla_total_size(sizeof(struct rtnl_link_ifmap))
+ nla_total_size(sizeof(struct rtnl_link_stats))
+ nla_total_size(sizeof(struct rtnl_link_stats64))
+ nla_total_size(MAX_ADDR_LEN) /* IFLA_ADDRESS */
+ nla_total_size(MAX_ADDR_LEN) /* IFLA_BROADCAST */
+ nla_total_size(4) /* IFLA_TXQLEN */
+ nla_total_size(4) /* IFLA_WEIGHT */
+ nla_total_size(4) /* IFLA_MTU */
+ nla_total_size(4) /* IFLA_LINK */
+ nla_total_size(4) /* IFLA_MASTER */
+ nla_total_size(1) /* IFLA_CARRIER */
+ nla_total_size(4) /* IFLA_PROMISCUITY */
+ nla_total_size(4) /* IFLA_NUM_TX_QUEUES */
+ nla_total_size(4) /* IFLA_NUM_RX_QUEUES */
+ nla_total_size(1) /* IFLA_OPERSTATE */
+ nla_total_size(1) /* IFLA_LINKMODE */
+ nla_total_size(ext_filter_mask
& RTEXT_FILTER_VF ? 4 : 0) /* IFLA_NUM_VF */
+ rtnl_vfinfo_size(dev, ext_filter_mask) /* IFLA_VFINFO_LIST */
+ rtnl_port_size(dev) /* IFLA_VF_PORTS + IFLA_PORT_SELF */
+ rtnl_link_get_size(dev) /* IFLA_LINKINFO */
+ rtnl_link_get_af_size(dev); /* IFLA_AF_SPEC */
}
CWE ID: CWE-399
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int ldb_dn_escape_internal(char *dst, const char *src, int len)
{
char c;
char *d;
int i;
d = dst;
for (i = 0; i < len; i++){
c = src[i];
switch (c) {
case ' ':
if (i == 0 || i == len - 1) {
/* if at the beginning or end
* of the string then escape */
*d++ = '\\';
*d++ = c;
} else {
/* otherwise don't escape */
*d++ = c;
}
break;
case '#':
/* despite the RFC, windows escapes a #
anywhere in the string */
case ',':
case '+':
case '"':
case '\\':
case '<':
case '>':
case '?':
/* these must be escaped using \c form */
*d++ = '\\';
*d++ = c;
break;
case ';':
case '\r':
case '\n':
case '=':
case '\0': {
/* any others get \XX form */
unsigned char v;
const char *hexbytes = "0123456789ABCDEF";
v = (const unsigned char)c;
*d++ = '\\';
*d++ = hexbytes[v>>4];
*d++ = hexbytes[v&0xF];
break;
}
default:
*d++ = c;
}
}
/* return the length of the resulting string */
return (d - dst);
}
CWE ID: CWE-200
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: ChromeGeolocationPermissionContext::ChromeGeolocationPermissionContext(
Profile* profile)
: profile_(profile),
ALLOW_THIS_IN_INITIALIZER_LIST(geolocation_infobar_queue_controller_(
new GeolocationInfoBarQueueController(
base::Bind(
&ChromeGeolocationPermissionContext::NotifyPermissionSet,
this),
profile))) {
}
CWE ID:
Target: 1
Example 2:
Code: MagickExport MagickBooleanType CloneImageProperties(Image *image,
const Image *clone_image)
{
assert(image != (Image *) NULL);
assert(image->signature == MagickCoreSignature);
if (image->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
assert(clone_image != (const Image *) NULL);
assert(clone_image->signature == MagickCoreSignature);
if (clone_image->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
clone_image->filename);
(void) CopyMagickString(image->filename,clone_image->filename,
MagickPathExtent);
(void) CopyMagickString(image->magick_filename,clone_image->magick_filename,
MagickPathExtent);
image->compression=clone_image->compression;
image->quality=clone_image->quality;
image->depth=clone_image->depth;
image->alpha_color=clone_image->alpha_color;
image->background_color=clone_image->background_color;
image->border_color=clone_image->border_color;
image->transparent_color=clone_image->transparent_color;
image->gamma=clone_image->gamma;
image->chromaticity=clone_image->chromaticity;
image->rendering_intent=clone_image->rendering_intent;
image->black_point_compensation=clone_image->black_point_compensation;
image->units=clone_image->units;
image->montage=(char *) NULL;
image->directory=(char *) NULL;
(void) CloneString(&image->geometry,clone_image->geometry);
image->offset=clone_image->offset;
image->resolution.x=clone_image->resolution.x;
image->resolution.y=clone_image->resolution.y;
image->page=clone_image->page;
image->tile_offset=clone_image->tile_offset;
image->extract_info=clone_image->extract_info;
image->filter=clone_image->filter;
image->fuzz=clone_image->fuzz;
image->intensity=clone_image->intensity;
image->interlace=clone_image->interlace;
image->interpolate=clone_image->interpolate;
image->endian=clone_image->endian;
image->gravity=clone_image->gravity;
image->compose=clone_image->compose;
image->orientation=clone_image->orientation;
image->scene=clone_image->scene;
image->dispose=clone_image->dispose;
image->delay=clone_image->delay;
image->ticks_per_second=clone_image->ticks_per_second;
image->iterations=clone_image->iterations;
image->total_colors=clone_image->total_colors;
image->taint=clone_image->taint;
image->progress_monitor=clone_image->progress_monitor;
image->client_data=clone_image->client_data;
image->start_loop=clone_image->start_loop;
image->error=clone_image->error;
image->signature=clone_image->signature;
if (clone_image->properties != (void *) NULL)
{
if (image->properties != (void *) NULL)
DestroyImageProperties(image);
image->properties=CloneSplayTree((SplayTreeInfo *)
clone_image->properties,(void *(*)(void *)) ConstantString,
(void *(*)(void *)) ConstantString);
}
return(MagickTrue);
}
CWE ID: CWE-125
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void Document::open(Document* entered_document,
ExceptionState& exception_state) {
if (ImportLoader()) {
exception_state.ThrowDOMException(
kInvalidStateError, "Imported document doesn't support open().");
return;
}
if (!IsHTMLDocument()) {
exception_state.ThrowDOMException(kInvalidStateError,
"Only HTML documents support open().");
return;
}
if (throw_on_dynamic_markup_insertion_count_) {
exception_state.ThrowDOMException(
kInvalidStateError,
"Custom Element constructor should not use open().");
return;
}
if (entered_document) {
if (!GetSecurityOrigin()->IsSameSchemeHostPortAndSuborigin(
entered_document->GetSecurityOrigin())) {
exception_state.ThrowSecurityError(
"Can only call open() on same-origin documents.");
return;
}
SetSecurityOrigin(entered_document->GetSecurityOrigin());
if (this != entered_document) {
KURL new_url = entered_document->Url();
new_url.SetFragmentIdentifier(String());
SetURL(new_url);
}
cookie_url_ = entered_document->CookieURL();
}
open();
}
CWE ID: CWE-20
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int SSL_library_init(void)
{
#ifndef OPENSSL_NO_DES
EVP_add_cipher(EVP_des_cbc());
EVP_add_cipher(EVP_des_ede3_cbc());
#endif
#ifndef OPENSSL_NO_IDEA
EVP_add_cipher(EVP_idea_cbc());
#endif
#ifndef OPENSSL_NO_RC4
EVP_add_cipher(EVP_rc4());
#if !defined(OPENSSL_NO_MD5) && (defined(__x86_64) || defined(__x86_64__))
EVP_add_cipher(EVP_rc4_hmac_md5());
#endif
#endif
#ifndef OPENSSL_NO_RC2
EVP_add_cipher(EVP_rc2_cbc());
/* Not actually used for SSL/TLS but this makes PKCS#12 work
* if an application only calls SSL_library_init().
*/
EVP_add_cipher(EVP_rc2_40_cbc());
#endif
#ifndef OPENSSL_NO_AES
EVP_add_cipher(EVP_aes_128_cbc());
EVP_add_cipher(EVP_aes_192_cbc());
EVP_add_cipher(EVP_aes_256_cbc());
EVP_add_cipher(EVP_aes_128_gcm());
EVP_add_cipher(EVP_aes_256_gcm());
#if 0 /* Disabled because of timing side-channel leaks. */
#if !defined(OPENSSL_NO_SHA) && !defined(OPENSSL_NO_SHA1)
EVP_add_cipher(EVP_aes_128_cbc_hmac_sha1());
EVP_add_cipher(EVP_aes_256_cbc_hmac_sha1());
#endif
#endif
#endif
#ifndef OPENSSL_NO_CAMELLIA
#endif
#ifndef OPENSSL_NO_CAMELLIA
EVP_add_cipher(EVP_camellia_128_cbc());
EVP_add_cipher(EVP_camellia_256_cbc());
#endif
#ifndef OPENSSL_NO_SEED
EVP_add_cipher(EVP_seed_cbc());
#endif
#ifndef OPENSSL_NO_MD5
EVP_add_digest(EVP_md5());
EVP_add_digest_alias(SN_md5,"ssl2-md5");
EVP_add_digest_alias(SN_md5,"ssl3-md5");
#endif
#ifndef OPENSSL_NO_SHA
EVP_add_digest(EVP_sha1()); /* RSA with sha1 */
EVP_add_digest_alias(SN_sha1,"ssl3-sha1");
EVP_add_digest_alias(SN_sha1WithRSAEncryption,SN_sha1WithRSA);
#endif
#ifndef OPENSSL_NO_SHA256
EVP_add_digest(EVP_sha224());
EVP_add_digest(EVP_sha256());
#endif
#ifndef OPENSSL_NO_SHA512
EVP_add_digest(EVP_sha384());
EVP_add_digest(EVP_sha512());
#endif
#if !defined(OPENSSL_NO_SHA) && !defined(OPENSSL_NO_DSA)
EVP_add_digest(EVP_dss1()); /* DSA with sha1 */
EVP_add_digest_alias(SN_dsaWithSHA1,SN_dsaWithSHA1_2);
EVP_add_digest_alias(SN_dsaWithSHA1,"DSS1");
EVP_add_digest_alias(SN_dsaWithSHA1,"dss1");
#endif
#ifndef OPENSSL_NO_ECDSA
EVP_add_digest(EVP_ecdsa());
#endif
/* If you want support for phased out ciphers, add the following */
#if 0
EVP_add_digest(EVP_sha());
EVP_add_digest(EVP_dss());
#endif
#ifndef OPENSSL_NO_COMP
/* This will initialise the built-in compression algorithms.
The value returned is a STACK_OF(SSL_COMP), but that can
be discarded safely */
(void)SSL_COMP_get_compression_methods();
#endif
/* initialize cipher/digest methods table */
ssl_load_ciphers();
return(1);
}
CWE ID: CWE-310
Target: 1
Example 2:
Code: static enum TIFFReadDirEntryErr TIFFReadDirEntryByteArray(TIFF* tif, TIFFDirEntry* direntry, uint8** value)
{
enum TIFFReadDirEntryErr err;
uint32 count;
void* origdata;
uint8* data;
switch (direntry->tdir_type)
{
case TIFF_ASCII:
case TIFF_UNDEFINED:
case TIFF_BYTE:
case TIFF_SBYTE:
case TIFF_SHORT:
case TIFF_SSHORT:
case TIFF_LONG:
case TIFF_SLONG:
case TIFF_LONG8:
case TIFF_SLONG8:
break;
default:
return(TIFFReadDirEntryErrType);
}
err=TIFFReadDirEntryArray(tif,direntry,&count,1,&origdata);
if ((err!=TIFFReadDirEntryErrOk)||(origdata==0))
{
*value=0;
return(err);
}
switch (direntry->tdir_type)
{
case TIFF_ASCII:
case TIFF_UNDEFINED:
case TIFF_BYTE:
*value=(uint8*)origdata;
return(TIFFReadDirEntryErrOk);
case TIFF_SBYTE:
{
int8* m;
uint32 n;
m=(int8*)origdata;
for (n=0; n<count; n++)
{
err=TIFFReadDirEntryCheckRangeByteSbyte(*m);
if (err!=TIFFReadDirEntryErrOk)
{
_TIFFfree(origdata);
return(err);
}
m++;
}
*value=(uint8*)origdata;
return(TIFFReadDirEntryErrOk);
}
}
data=(uint8*)_TIFFmalloc(count);
if (data==0)
{
_TIFFfree(origdata);
return(TIFFReadDirEntryErrAlloc);
}
switch (direntry->tdir_type)
{
case TIFF_SHORT:
{
uint16* ma;
uint8* mb;
uint32 n;
ma=(uint16*)origdata;
mb=data;
for (n=0; n<count; n++)
{
if (tif->tif_flags&TIFF_SWAB)
TIFFSwabShort(ma);
err=TIFFReadDirEntryCheckRangeByteShort(*ma);
if (err!=TIFFReadDirEntryErrOk)
break;
*mb++=(uint8)(*ma++);
}
}
break;
case TIFF_SSHORT:
{
int16* ma;
uint8* mb;
uint32 n;
ma=(int16*)origdata;
mb=data;
for (n=0; n<count; n++)
{
if (tif->tif_flags&TIFF_SWAB)
TIFFSwabShort((uint16*)ma);
err=TIFFReadDirEntryCheckRangeByteSshort(*ma);
if (err!=TIFFReadDirEntryErrOk)
break;
*mb++=(uint8)(*ma++);
}
}
break;
case TIFF_LONG:
{
uint32* ma;
uint8* mb;
uint32 n;
ma=(uint32*)origdata;
mb=data;
for (n=0; n<count; n++)
{
if (tif->tif_flags&TIFF_SWAB)
TIFFSwabLong(ma);
err=TIFFReadDirEntryCheckRangeByteLong(*ma);
if (err!=TIFFReadDirEntryErrOk)
break;
*mb++=(uint8)(*ma++);
}
}
break;
case TIFF_SLONG:
{
int32* ma;
uint8* mb;
uint32 n;
ma=(int32*)origdata;
mb=data;
for (n=0; n<count; n++)
{
if (tif->tif_flags&TIFF_SWAB)
TIFFSwabLong((uint32*)ma);
err=TIFFReadDirEntryCheckRangeByteSlong(*ma);
if (err!=TIFFReadDirEntryErrOk)
break;
*mb++=(uint8)(*ma++);
}
}
break;
case TIFF_LONG8:
{
uint64* ma;
uint8* mb;
uint32 n;
ma=(uint64*)origdata;
mb=data;
for (n=0; n<count; n++)
{
if (tif->tif_flags&TIFF_SWAB)
TIFFSwabLong8(ma);
err=TIFFReadDirEntryCheckRangeByteLong8(*ma);
if (err!=TIFFReadDirEntryErrOk)
break;
*mb++=(uint8)(*ma++);
}
}
break;
case TIFF_SLONG8:
{
int64* ma;
uint8* mb;
uint32 n;
ma=(int64*)origdata;
mb=data;
for (n=0; n<count; n++)
{
if (tif->tif_flags&TIFF_SWAB)
TIFFSwabLong8((uint64*)ma);
err=TIFFReadDirEntryCheckRangeByteSlong8(*ma);
if (err!=TIFFReadDirEntryErrOk)
break;
*mb++=(uint8)(*ma++);
}
}
break;
}
_TIFFfree(origdata);
if (err!=TIFFReadDirEntryErrOk)
{
_TIFFfree(data);
return(err);
}
*value=data;
return(TIFFReadDirEntryErrOk);
}
CWE ID: CWE-125
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: int kvm_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
{
if (cr3 == kvm_read_cr3(vcpu) && !pdptrs_changed(vcpu)) {
kvm_mmu_sync_roots(vcpu);
kvm_make_request(KVM_REQ_TLB_FLUSH, vcpu);
return 0;
}
if (is_long_mode(vcpu)) {
if (cr3 & CR3_L_MODE_RESERVED_BITS)
return 1;
} else if (is_pae(vcpu) && is_paging(vcpu) &&
!load_pdptrs(vcpu, vcpu->arch.walk_mmu, cr3))
return 1;
vcpu->arch.cr3 = cr3;
__set_bit(VCPU_EXREG_CR3, (ulong *)&vcpu->arch.regs_avail);
kvm_mmu_new_cr3(vcpu);
return 0;
}
CWE ID: CWE-264
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void BrowserContextDestroyer::DestroyContext(BrowserContext* context) {
CHECK(context->IsOffTheRecord() || !context->HasOffTheRecordContext());
content::BrowserContext::NotifyWillBeDestroyed(context);
std::set<content::RenderProcessHost*> hosts;
for (content::RenderProcessHost::iterator it =
content::RenderProcessHost::AllHostsIterator();
!it.IsAtEnd(); it.Advance()) {
content::RenderProcessHost* host = it.GetCurrentValue();
if (host->GetBrowserContext() != context) {
continue;
}
hosts.insert(host);
//// static
}
if (hosts.empty()) {
delete context;
} else {
new BrowserContextDestroyer(context, hosts);
}
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: int load_abrt_conf_file(const char *file, map_string_t *settings)
{
static const char *const base_directories[] = { DEFAULT_CONF_DIR, CONF_DIR, NULL };
return load_conf_file_from_dirs(file, base_directories, settings, /*skip key w/o values:*/ false);
}
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: AviaryScheddPlugin::processJob(const char *key,
const char *,
int )
{
PROC_ID id;
ClassAd *jobAd;
if (!IS_JOB(key)) return false;
id = getProcByString(key);
if (id.cluster < 0 || id.proc < 0) {
dprintf(D_FULLDEBUG, "Failed to parse key: %s - skipping\n", key);
return false;
}
if (NULL == (jobAd = ::GetJobAd(id.cluster, id.proc, false))) {
dprintf(D_ALWAYS,
"NOTICE: Failed to lookup ad for %s - maybe deleted\n",
key);
return false;
}
MyString submissionName;
if (GetAttributeString(id.cluster, id.proc,
ATTR_JOB_SUBMISSION,
submissionName) < 0) {
PROC_ID dagman;
if (GetAttributeInt(id.cluster, id.proc,
ATTR_DAGMAN_JOB_ID,
&dagman.cluster) >= 0) {
dagman.proc = 0;
if (GetAttributeString(dagman.cluster, dagman.proc,
ATTR_JOB_SUBMISSION,
submissionName) < 0) {
submissionName.sprintf("%s#%d", Name, dagman.cluster);
}
} else {
submissionName.sprintf("%s#%d", Name, id.cluster);
}
MyString tmp;
tmp += "\"";
tmp += submissionName;
tmp += "\"";
SetAttribute(id.cluster, id.proc,
ATTR_JOB_SUBMISSION,
tmp.Value());
}
return true;
}
CWE ID: CWE-20
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs)
{
int def_errors;
unsigned long def_mount_opts;
struct super_block *sb = vfs->mnt_sb;
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_super_block *es = sbi->s_es;
def_mount_opts = le32_to_cpu(es->s_default_mount_opts);
def_errors = le16_to_cpu(es->s_errors);
if (sbi->s_sb_block != 1)
seq_printf(seq, ",sb=%llu", sbi->s_sb_block);
if (test_opt(sb, MINIX_DF))
seq_puts(seq, ",minixdf");
if (test_opt(sb, GRPID) && !(def_mount_opts & EXT4_DEFM_BSDGROUPS))
seq_puts(seq, ",grpid");
if (!test_opt(sb, GRPID) && (def_mount_opts & EXT4_DEFM_BSDGROUPS))
seq_puts(seq, ",nogrpid");
if (sbi->s_resuid != EXT4_DEF_RESUID ||
le16_to_cpu(es->s_def_resuid) != EXT4_DEF_RESUID) {
seq_printf(seq, ",resuid=%u", sbi->s_resuid);
}
if (sbi->s_resgid != EXT4_DEF_RESGID ||
le16_to_cpu(es->s_def_resgid) != EXT4_DEF_RESGID) {
seq_printf(seq, ",resgid=%u", sbi->s_resgid);
}
if (test_opt(sb, ERRORS_RO)) {
if (def_errors == EXT4_ERRORS_PANIC ||
def_errors == EXT4_ERRORS_CONTINUE) {
seq_puts(seq, ",errors=remount-ro");
}
}
if (test_opt(sb, ERRORS_CONT) && def_errors != EXT4_ERRORS_CONTINUE)
seq_puts(seq, ",errors=continue");
if (test_opt(sb, ERRORS_PANIC) && def_errors != EXT4_ERRORS_PANIC)
seq_puts(seq, ",errors=panic");
if (test_opt(sb, NO_UID32) && !(def_mount_opts & EXT4_DEFM_UID16))
seq_puts(seq, ",nouid32");
if (test_opt(sb, DEBUG) && !(def_mount_opts & EXT4_DEFM_DEBUG))
seq_puts(seq, ",debug");
if (test_opt(sb, OLDALLOC))
seq_puts(seq, ",oldalloc");
#ifdef CONFIG_EXT4_FS_XATTR
if (test_opt(sb, XATTR_USER) &&
!(def_mount_opts & EXT4_DEFM_XATTR_USER))
seq_puts(seq, ",user_xattr");
if (!test_opt(sb, XATTR_USER) &&
(def_mount_opts & EXT4_DEFM_XATTR_USER)) {
seq_puts(seq, ",nouser_xattr");
}
#endif
#ifdef CONFIG_EXT4_FS_POSIX_ACL
if (test_opt(sb, POSIX_ACL) && !(def_mount_opts & EXT4_DEFM_ACL))
seq_puts(seq, ",acl");
if (!test_opt(sb, POSIX_ACL) && (def_mount_opts & EXT4_DEFM_ACL))
seq_puts(seq, ",noacl");
#endif
if (sbi->s_commit_interval != JBD2_DEFAULT_MAX_COMMIT_AGE*HZ) {
seq_printf(seq, ",commit=%u",
(unsigned) (sbi->s_commit_interval / HZ));
}
if (sbi->s_min_batch_time != EXT4_DEF_MIN_BATCH_TIME) {
seq_printf(seq, ",min_batch_time=%u",
(unsigned) sbi->s_min_batch_time);
}
if (sbi->s_max_batch_time != EXT4_DEF_MAX_BATCH_TIME) {
seq_printf(seq, ",max_batch_time=%u",
(unsigned) sbi->s_min_batch_time);
}
/*
* We're changing the default of barrier mount option, so
* let's always display its mount state so it's clear what its
* status is.
*/
seq_puts(seq, ",barrier=");
seq_puts(seq, test_opt(sb, BARRIER) ? "1" : "0");
if (test_opt(sb, JOURNAL_ASYNC_COMMIT))
seq_puts(seq, ",journal_async_commit");
if (test_opt(sb, NOBH))
seq_puts(seq, ",nobh");
if (test_opt(sb, I_VERSION))
seq_puts(seq, ",i_version");
if (!test_opt(sb, DELALLOC))
seq_puts(seq, ",nodelalloc");
if (sbi->s_stripe)
seq_printf(seq, ",stripe=%lu", sbi->s_stripe);
/*
* journal mode get enabled in different ways
* So just print the value even if we didn't specify it
*/
if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA)
seq_puts(seq, ",data=journal");
else if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA)
seq_puts(seq, ",data=ordered");
else if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_WRITEBACK_DATA)
seq_puts(seq, ",data=writeback");
if (sbi->s_inode_readahead_blks != EXT4_DEF_INODE_READAHEAD_BLKS)
seq_printf(seq, ",inode_readahead_blks=%u",
sbi->s_inode_readahead_blks);
if (test_opt(sb, DATA_ERR_ABORT))
seq_puts(seq, ",data_err=abort");
if (test_opt(sb, NO_AUTO_DA_ALLOC))
seq_puts(seq, ",noauto_da_alloc");
if (test_opt(sb, DISCARD))
seq_puts(seq, ",discard");
if (test_opt(sb, NOLOAD))
seq_puts(seq, ",norecovery");
ext4_show_quota_options(seq, sb);
return 0;
}
CWE ID:
Target: 1
Example 2:
Code: event_create(void)
{
int evhdl = eventfd(0, EFD_CLOEXEC);
int *ret;
if (evhdl == -1) {
/* Linux uses -1 on error, Windows NULL. */
/* However, Linux does not return 0 on success either. */
return 0;
}
ret = (int *)mg_malloc(sizeof(int));
if (ret) {
*ret = evhdl;
} else {
(void)close(evhdl);
}
return (void *)ret;
}
CWE ID: CWE-125
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: CameraDeviceClient::CameraDeviceClient(const sp<CameraService>& cameraService,
const sp<ICameraDeviceCallbacks>& remoteCallback,
const String16& clientPackageName,
int cameraId,
int cameraFacing,
int clientPid,
uid_t clientUid,
int servicePid) :
Camera2ClientBase(cameraService, remoteCallback, clientPackageName,
cameraId, cameraFacing, clientPid, clientUid, servicePid),
mRequestIdCounter(0) {
ATRACE_CALL();
ALOGI("CameraDeviceClient %d: Opened", cameraId);
}
CWE ID: CWE-264
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int ar6000_create_ap_interface(struct ar6_softc *ar, char *ap_ifname)
{
struct net_device *dev;
struct ar_virtual_interface *arApDev;
dev = alloc_etherdev(sizeof(struct ar_virtual_interface));
if (dev == NULL) {
AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("ar6000_create_ap_interface: can't alloc etherdev\n"));
return A_ERROR;
}
ether_setup(dev);
init_netdev(dev, ap_ifname);
if (register_netdev(dev)) {
AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("ar6000_create_ap_interface: register_netdev failed\n"));
return A_ERROR;
}
arApDev = netdev_priv(dev);
arApDev->arDev = ar;
arApDev->arNetDev = dev;
arApDev->arStaNetDev = ar->arNetDev;
ar->arApDev = arApDev;
arApNetDev = dev;
/* Copy the MAC address */
memcpy(dev->dev_addr, ar->arNetDev->dev_addr, AR6000_ETH_ADDR_LEN);
return 0;
}
CWE ID: CWE-264
Target: 1
Example 2:
Code: void GLES2DecoderImpl::DoAttachShader(
GLuint program_client_id, GLint shader_client_id) {
Program* program = GetProgramInfoNotShader(
program_client_id, "glAttachShader");
if (!program) {
return;
}
Shader* shader = GetShaderInfoNotProgram(shader_client_id, "glAttachShader");
if (!shader) {
return;
}
if (!program->AttachShader(shader_manager(), shader)) {
LOCAL_SET_GL_ERROR(
GL_INVALID_OPERATION,
"glAttachShader",
"can not attach more than one shader of the same type.");
return;
}
api()->glAttachShaderFn(program->service_id(), shader->service_id());
}
CWE ID: CWE-416
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static struct sock *unix_create1(struct net *net, struct socket *sock, int kern)
{
struct sock *sk = NULL;
struct unix_sock *u;
atomic_long_inc(&unix_nr_socks);
if (atomic_long_read(&unix_nr_socks) > 2 * get_max_files())
goto out;
sk = sk_alloc(net, PF_UNIX, GFP_KERNEL, &unix_proto, kern);
if (!sk)
goto out;
sock_init_data(sock, sk);
lockdep_set_class(&sk->sk_receive_queue.lock,
&af_unix_sk_receive_queue_lock_key);
sk->sk_write_space = unix_write_space;
sk->sk_max_ack_backlog = net->unx.sysctl_max_dgram_qlen;
sk->sk_destruct = unix_sock_destructor;
u = unix_sk(sk);
u->path.dentry = NULL;
u->path.mnt = NULL;
spin_lock_init(&u->lock);
atomic_long_set(&u->inflight, 0);
INIT_LIST_HEAD(&u->link);
mutex_init(&u->readlock); /* single task reading lock */
init_waitqueue_head(&u->peer_wait);
unix_insert_socket(unix_sockets_unbound(sk), sk);
out:
if (sk == NULL)
atomic_long_dec(&unix_nr_socks);
else {
local_bh_disable();
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
local_bh_enable();
}
return sk;
}
CWE ID:
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: kg_unseal(minor_status, context_handle, input_token_buffer,
message_buffer, conf_state, qop_state, toktype)
OM_uint32 *minor_status;
gss_ctx_id_t context_handle;
gss_buffer_t input_token_buffer;
gss_buffer_t message_buffer;
int *conf_state;
gss_qop_t *qop_state;
int toktype;
{
krb5_gss_ctx_id_rec *ctx;
unsigned char *ptr;
unsigned int bodysize;
int err;
int toktype2;
int vfyflags = 0;
OM_uint32 ret;
ctx = (krb5_gss_ctx_id_rec *) context_handle;
if (! ctx->established) {
*minor_status = KG_CTX_INCOMPLETE;
return(GSS_S_NO_CONTEXT);
}
/* parse the token, leave the data in message_buffer, setting conf_state */
/* verify the header */
ptr = (unsigned char *) input_token_buffer->value;
err = g_verify_token_header(ctx->mech_used,
&bodysize, &ptr, -1,
input_token_buffer->length,
vfyflags);
if (err) {
*minor_status = err;
return GSS_S_DEFECTIVE_TOKEN;
}
if (bodysize < 2) {
*minor_status = (OM_uint32)G_BAD_TOK_HEADER;
return GSS_S_DEFECTIVE_TOKEN;
}
toktype2 = load_16_be(ptr);
ptr += 2;
bodysize -= 2;
switch (toktype2) {
case KG2_TOK_MIC_MSG:
case KG2_TOK_WRAP_MSG:
case KG2_TOK_DEL_CTX:
ret = gss_krb5int_unseal_token_v3(&ctx->k5_context, minor_status, ctx,
ptr, bodysize, message_buffer,
conf_state, qop_state, toktype);
break;
case KG_TOK_MIC_MSG:
case KG_TOK_WRAP_MSG:
case KG_TOK_DEL_CTX:
ret = kg_unseal_v1(ctx->k5_context, minor_status, ctx, ptr, bodysize,
message_buffer, conf_state, qop_state,
toktype);
break;
default:
*minor_status = (OM_uint32)G_BAD_TOK_HEADER;
ret = GSS_S_DEFECTIVE_TOKEN;
break;
}
if (ret != 0)
save_error_info (*minor_status, ctx->k5_context);
return ret;
}
CWE ID:
Target: 1
Example 2:
Code: static void esp_lower_irq(ESPState *s)
{
if (s->rregs[ESP_RSTAT] & STAT_INT) {
s->rregs[ESP_RSTAT] &= ~STAT_INT;
qemu_irq_lower(s->irq);
trace_esp_lower_irq();
}
}
CWE ID: CWE-787
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: gpc_unpc(Pixel *out, const Pixel *in, const Background *back)
{
(void)back;
if (in->a <= 128)
{
out->r = out->g = out->b = 255;
out->a = 0;
}
else
{
out->r = sRGB((double)in->r / in->a);
out->g = sRGB((double)in->g / in->a);
out->b = sRGB((double)in->b / in->a);
out->a = u8d(in->a / 257.);
}
}
CWE ID:
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int misaligned_store(struct pt_regs *regs,
__u32 opcode,
int displacement_not_indexed,
int width_shift)
{
/* Return -1 for a fault, 0 for OK */
int error;
int srcreg;
__u64 address;
error = generate_and_check_address(regs, opcode,
displacement_not_indexed, width_shift, &address);
if (error < 0) {
return error;
}
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, address);
srcreg = (opcode >> 4) & 0x3f;
if (user_mode(regs)) {
__u64 buffer;
if (!access_ok(VERIFY_WRITE, (unsigned long) address, 1UL<<width_shift)) {
return -1;
}
switch (width_shift) {
case 1:
*(__u16 *) &buffer = (__u16) regs->regs[srcreg];
break;
case 2:
*(__u32 *) &buffer = (__u32) regs->regs[srcreg];
break;
case 3:
buffer = regs->regs[srcreg];
break;
default:
printk("Unexpected width_shift %d in misaligned_store, PC=%08lx\n",
width_shift, (unsigned long) regs->pc);
break;
}
if (__copy_user((void *)(int)address, &buffer, (1 << width_shift)) > 0) {
return -1; /* fault */
}
} else {
/* kernel mode - we can take short cuts since if we fault, it's a genuine bug */
__u64 val = regs->regs[srcreg];
switch (width_shift) {
case 1:
misaligned_kernel_word_store(address, val);
break;
case 2:
asm ("stlo.l %1, 0, %0" : : "r" (val), "r" (address));
asm ("sthi.l %1, 3, %0" : : "r" (val), "r" (address));
break;
case 3:
asm ("stlo.q %1, 0, %0" : : "r" (val), "r" (address));
asm ("sthi.q %1, 7, %0" : : "r" (val), "r" (address));
break;
default:
printk("Unexpected width_shift %d in misaligned_store, PC=%08lx\n",
width_shift, (unsigned long) regs->pc);
break;
}
}
return 0;
}
CWE ID: CWE-399
Target: 1
Example 2:
Code: static int ln_cmp(const ASN1_OBJECT * const *a, const unsigned int *b)
{ return(strcmp((*a)->ln,nid_objs[*b].ln)); }
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: save_expand_strings(uschar **save_expand_nstring, int *save_expand_nlength)
{
int i;
for (i = 0; i <= expand_nmax; i++)
{
save_expand_nstring[i] = expand_nstring[i];
save_expand_nlength[i] = expand_nlength[i];
}
return expand_nmax;
}
CWE ID: CWE-189
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: png_check_chunk_length(png_const_structrp png_ptr, const png_uint_32 length)
{
png_alloc_size_t limit = PNG_UINT_31_MAX;
# ifdef PNG_SET_USER_LIMITS_SUPPORTED
if (png_ptr->user_chunk_malloc_max > 0 &&
png_ptr->user_chunk_malloc_max < limit)
limit = png_ptr->user_chunk_malloc_max;
# elif PNG_USER_CHUNK_MALLOC_MAX > 0
if (PNG_USER_CHUNK_MALLOC_MAX < limit)
limit = PNG_USER_CHUNK_MALLOC_MAX;
# endif
if (png_ptr->chunk_name == png_IDAT)
{
png_alloc_size_t idat_limit = PNG_UINT_31_MAX;
size_t row_factor =
(png_ptr->width * png_ptr->channels * (png_ptr->bit_depth > 8? 2: 1)
+ 1 + (png_ptr->interlaced? 6: 0));
if (png_ptr->height > PNG_UINT_32_MAX/row_factor)
idat_limit=PNG_UINT_31_MAX;
else
idat_limit = png_ptr->height * row_factor;
row_factor = row_factor > 32566? 32566 : row_factor;
idat_limit += 6 + 5*(idat_limit/row_factor+1); /* zlib+deflate overhead */
idat_limit=idat_limit < PNG_UINT_31_MAX? idat_limit : PNG_UINT_31_MAX;
limit = limit < idat_limit? idat_limit : limit;
}
if (length > limit)
{
png_debug2(0," length = %lu, limit = %lu",
(unsigned long)length,(unsigned long)limit);
png_chunk_error(png_ptr, "chunk data is too large");
}
}
CWE ID: CWE-190
Target: 1
Example 2:
Code: static struct hlist_head *unix_sockets_unbound(void *addr)
{
unsigned long hash = (unsigned long)addr;
hash ^= hash >> 16;
hash ^= hash >> 8;
hash %= UNIX_HASH_SIZE;
return &unix_socket_table[UNIX_HASH_SIZE + hash];
}
CWE ID: CWE-287
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void WebRuntimeFeatures::EnableMediaCapture(bool enable) {
RuntimeEnabledFeatures::SetMediaCaptureEnabled(enable);
}
CWE ID: CWE-254
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: bool DoCanonicalizePathURL(const URLComponentSource<CHAR>& source,
const Parsed& parsed,
CanonOutput* output,
Parsed* new_parsed) {
bool success = CanonicalizeScheme(source.scheme, parsed.scheme,
output, &new_parsed->scheme);
new_parsed->username.reset();
new_parsed->password.reset();
new_parsed->host.reset();
new_parsed->port.reset();
success &= DoCanonicalizePathComponent<CHAR, UCHAR>(
source.path, parsed.path, '\0', output, &new_parsed->path);
success &= DoCanonicalizePathComponent<CHAR, UCHAR>(
source.query, parsed.query, '?', output, &new_parsed->query);
success &= DoCanonicalizePathComponent<CHAR, UCHAR>(
source.ref, parsed.ref, '#', output, &new_parsed->ref);
return success;
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: bool JSTestNamedConstructorOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void*, SlotVisitor& visitor)
{
JSTestNamedConstructor* jsTestNamedConstructor = jsCast<JSTestNamedConstructor*>(handle.get().asCell());
if (jsTestNamedConstructor->impl()->hasPendingActivity())
return true;
if (!isObservable(jsTestNamedConstructor))
return false;
UNUSED_PARAM(visitor);
return false;
}
CWE ID: CWE-20
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: IntRect RenderLayerScrollableArea::rectForHorizontalScrollbar(const IntRect& borderBoxRect) const
{
if (!m_hBar)
return IntRect();
const IntRect& scrollCorner = scrollCornerRect();
return IntRect(horizontalScrollbarStart(borderBoxRect.x()),
borderBoxRect.maxY() - box().borderBottom() - m_hBar->height(),
borderBoxRect.width() - (box().borderLeft() + box().borderRight()) - scrollCorner.width(),
m_hBar->height());
}
CWE ID: CWE-416
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void ide_dma_cb(void *opaque, int ret)
{
IDEState *s = opaque;
int n;
int64_t sector_num;
bool stay_active = false;
if (ret == -ECANCELED) {
return;
}
if (ret < 0) {
int op = IDE_RETRY_DMA;
if (s->dma_cmd == IDE_DMA_READ)
op |= IDE_RETRY_READ;
else if (s->dma_cmd == IDE_DMA_TRIM)
op |= IDE_RETRY_TRIM;
if (ide_handle_rw_error(s, -ret, op)) {
return;
}
}
n = s->io_buffer_size >> 9;
if (n > s->nsector) {
/* The PRDs were longer than needed for this request. Shorten them so
* we don't get a negative remainder. The Active bit must remain set
* after the request completes. */
n = s->nsector;
stay_active = true;
}
sector_num = ide_get_sector(s);
if (n > 0) {
assert(s->io_buffer_size == s->sg.size);
dma_buf_commit(s, s->io_buffer_size);
sector_num += n;
ide_set_sector(s, sector_num);
s->nsector -= n;
}
/* end of transfer ? */
if (s->nsector == 0) {
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
goto eot;
}
/* launch next transfer */
n = s->nsector;
s->io_buffer_index = 0;
s->io_buffer_size = n * 512;
if (s->bus->dma->ops->prepare_buf(s->bus->dma, ide_cmd_is_read(s)) == 0) {
/* The PRDs were too short. Reset the Active bit, but don't raise an
* interrupt. */
s->status = READY_STAT | SEEK_STAT;
goto eot;
}
printf("ide_dma_cb: sector_num=%" PRId64 " n=%d, cmd_cmd=%d\n",
sector_num, n, s->dma_cmd);
#endif
if ((s->dma_cmd == IDE_DMA_READ || s->dma_cmd == IDE_DMA_WRITE) &&
!ide_sect_range_ok(s, sector_num, n)) {
ide_dma_error(s);
return;
}
switch (s->dma_cmd) {
case IDE_DMA_READ:
s->bus->dma->aiocb = dma_blk_read(s->blk, &s->sg, sector_num,
ide_dma_cb, s);
break;
case IDE_DMA_WRITE:
s->bus->dma->aiocb = dma_blk_write(s->blk, &s->sg, sector_num,
ide_dma_cb, s);
break;
case IDE_DMA_TRIM:
s->bus->dma->aiocb = dma_blk_io(s->blk, &s->sg, sector_num,
ide_issue_trim, ide_dma_cb, s,
DMA_DIRECTION_TO_DEVICE);
break;
}
return;
eot:
if (s->dma_cmd == IDE_DMA_READ || s->dma_cmd == IDE_DMA_WRITE) {
block_acct_done(blk_get_stats(s->blk), &s->acct);
}
ide_set_inactive(s, stay_active);
}
CWE ID: CWE-399
Target: 1
Example 2:
Code: void AutofillPopupViewViews::DrawAutofillEntry(gfx::Canvas* canvas,
int index,
const gfx::Rect& entry_rect) {
canvas->FillRect(
entry_rect,
GetNativeTheme()->GetSystemColor(
controller_->GetBackgroundColorIDForRow(index)));
const bool is_rtl = controller_->IsRTL();
const int text_align =
is_rtl ? gfx::Canvas::TEXT_ALIGN_RIGHT : gfx::Canvas::TEXT_ALIGN_LEFT;
gfx::Rect value_rect = entry_rect;
value_rect.Inset(AutofillPopupLayoutModel::kEndPadding, 0);
bool icon_on_the_right = !is_rtl;
int x_align_left = icon_on_the_right ? value_rect.right() : value_rect.x();
int row_height = controller_->layout_model().GetRowBounds(index).height();
const gfx::ImageSkia image = controller_->layout_model().GetIconImage(index);
if (!image.isNull()) {
int icon_y = entry_rect.y() + (row_height - image.height()) / 2;
int icon_x_align_left =
icon_on_the_right ? x_align_left - image.width() : x_align_left;
canvas->DrawImageInt(image, icon_x_align_left, icon_y);
x_align_left =
icon_x_align_left +
(is_rtl ? image.width() + AutofillPopupLayoutModel::kIconPadding
: -AutofillPopupLayoutModel::kIconPadding);
}
const int value_width = gfx::GetStringWidth(
controller_->GetElidedValueAt(index),
controller_->layout_model().GetValueFontListForRow(index));
int value_x_align_left =
is_rtl ? value_rect.right() - value_width : value_rect.x();
canvas->DrawStringRectWithFlags(
controller_->GetElidedValueAt(index),
controller_->layout_model().GetValueFontListForRow(index),
GetNativeTheme()->GetSystemColor(
controller_->layout_model().GetValueFontColorIDForRow(index)),
gfx::Rect(value_x_align_left, value_rect.y(), value_width,
value_rect.height()),
text_align);
if (!controller_->GetSuggestionAt(index).label.empty()) {
const int label_width = gfx::GetStringWidth(
controller_->GetElidedLabelAt(index),
controller_->layout_model().GetLabelFontListForRow(index));
int label_x_align_left = x_align_left + (is_rtl ? 0 : -label_width);
canvas->DrawStringRectWithFlags(
controller_->GetElidedLabelAt(index),
controller_->layout_model().GetLabelFontListForRow(index),
GetNativeTheme()->GetSystemColor(
ui::NativeTheme::kColorId_ResultsTableDimmedText),
gfx::Rect(label_x_align_left, entry_rect.y(), label_width,
entry_rect.height()),
text_align);
}
}
CWE ID: CWE-416
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static ssize_t aio_setup_vectored_rw(struct kiocb *kiocb,
int rw, char __user *buf,
unsigned long *nr_segs,
size_t *len,
struct iovec **iovec,
bool compat)
{
ssize_t ret;
*nr_segs = *len;
#ifdef CONFIG_COMPAT
if (compat)
ret = compat_rw_copy_check_uvector(rw,
(struct compat_iovec __user *)buf,
*nr_segs, UIO_FASTIOV, *iovec, iovec);
else
#endif
ret = rw_copy_check_uvector(rw,
(struct iovec __user *)buf,
*nr_segs, UIO_FASTIOV, *iovec, iovec);
if (ret < 0)
return ret;
/* len now reflect bytes instead of segs */
*len = ret;
return 0;
}
CWE ID:
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int multipath_ioctl(struct dm_target *ti, unsigned int cmd,
unsigned long arg)
{
struct multipath *m = (struct multipath *) ti->private;
struct block_device *bdev = NULL;
fmode_t mode = 0;
unsigned long flags;
int r = 0;
spin_lock_irqsave(&m->lock, flags);
if (!m->current_pgpath)
__choose_pgpath(m, 0);
if (m->current_pgpath) {
bdev = m->current_pgpath->path.dev->bdev;
mode = m->current_pgpath->path.dev->mode;
}
if (m->queue_io)
r = -EAGAIN;
else if (!bdev)
r = -EIO;
spin_unlock_irqrestore(&m->lock, flags);
return r ? : __blkdev_driver_ioctl(bdev, mode, cmd, arg);
}
CWE ID: CWE-264
Target: 1
Example 2:
Code: static void voidMethodDefaultNullStringStringArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
{
TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
TestObjectPythonV8Internal::voidMethodDefaultNullStringStringArgMethod(info);
TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
}
CWE ID: CWE-399
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void EC_GROUP_clear_free(EC_GROUP *group)
{
if (!group) return;
if (group->meth->group_clear_finish != 0)
group->meth->group_clear_finish(group);
else if (group->meth->group_finish != 0)
group->meth->group_finish(group);
EC_EX_DATA_clear_free_all_data(&group->extra_data);
if (group->generator != NULL)
EC_EX_DATA_clear_free_all_data(&group->extra_data);
if (group->generator != NULL)
EC_POINT_clear_free(group->generator);
BN_clear_free(&group->order);
OPENSSL_cleanse(group, sizeof *group);
OPENSSL_free(group);
}
CWE ID: CWE-320
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static inline int process_nested_data(UNSERIALIZE_PARAMETER, HashTable *ht, long elements, int objprops)
{
while (elements-- > 0) {
zval *key, *data, **old_data;
ALLOC_INIT_ZVAL(key);
if (!php_var_unserialize(&key, p, max, NULL TSRMLS_CC)) {
zval_dtor(key);
FREE_ZVAL(key);
return 0;
}
if (Z_TYPE_P(key) != IS_LONG && Z_TYPE_P(key) != IS_STRING) {
zval_dtor(key);
FREE_ZVAL(key);
return 0;
}
ALLOC_INIT_ZVAL(data);
if (!php_var_unserialize(&data, p, max, var_hash TSRMLS_CC)) {
zval_dtor(key);
FREE_ZVAL(key);
zval_dtor(data);
FREE_ZVAL(data);
return 0;
}
if (!objprops) {
switch (Z_TYPE_P(key)) {
case IS_LONG:
if (zend_hash_index_find(ht, Z_LVAL_P(key), (void **)&old_data)==SUCCESS) {
var_push_dtor(var_hash, old_data);
}
zend_hash_index_update(ht, Z_LVAL_P(key), &data, sizeof(data), NULL);
break;
case IS_STRING:
if (zend_symtable_find(ht, Z_STRVAL_P(key), Z_STRLEN_P(key) + 1, (void **)&old_data)==SUCCESS) {
var_push_dtor(var_hash, old_data);
}
zend_symtable_update(ht, Z_STRVAL_P(key), Z_STRLEN_P(key) + 1, &data, sizeof(data), NULL);
break;
}
} else {
/* object properties should include no integers */
convert_to_string(key);
zend_hash_update(ht, Z_STRVAL_P(key), Z_STRLEN_P(key) + 1, &data,
sizeof data, NULL);
}
if (elements && *(*p-1) != ';' && *(*p-1) != '}') {
(*p)--;
return 0;
}
}
CWE ID:
Target: 1
Example 2:
Code: static ssize_t k90_store_macro_mode(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
int ret;
struct usb_interface *usbif = to_usb_interface(dev->parent);
struct usb_device *usbdev = interface_to_usbdev(usbif);
__u16 value;
if (strncmp(buf, "SW", 2) == 0)
value = K90_MACRO_MODE_SW;
else if (strncmp(buf, "HW", 2) == 0)
value = K90_MACRO_MODE_HW;
else
return -EINVAL;
ret = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0),
K90_REQUEST_MACRO_MODE,
USB_DIR_OUT | USB_TYPE_VENDOR |
USB_RECIP_DEVICE, value, 0, NULL, 0,
USB_CTRL_SET_TIMEOUT);
if (ret != 0) {
dev_warn(dev, "Failed to set macro mode.\n");
return ret;
}
return count;
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: selftest_sign_2048 (gcry_sexp_t pkey, gcry_sexp_t skey)
{
static const char sample_data[] =
"(data (flags pkcs1)"
" (hash sha256 #11223344556677889900aabbccddeeff"
/**/ "102030405060708090a0b0c0d0f01121#))";
static const char sample_data_bad[] =
"(data (flags pkcs1)"
" (hash sha256 #11223344556677889900aabbccddeeff"
/**/ "802030405060708090a0b0c0d0f01121#))";
const char *errtxt = NULL;
gcry_error_t err;
gcry_sexp_t data = NULL;
gcry_sexp_t data_bad = NULL;
gcry_sexp_t sig = NULL;
/* raw signature data reference */
const char ref_data[] =
"6252a19a11e1d5155ed9376036277193d644fa239397fff03e9b92d6f86415d6"
"d30da9273775f290e580d038295ff8ff89522becccfa6ae870bf76b76df402a8"
"54f69347e3db3de8e1e7d4dada281ec556810c7a8ecd0b5f51f9b1c0e7aa7557"
"61aa2b8ba5f811304acc6af0eca41fe49baf33bf34eddaf44e21e036ac7f0b68"
"03cdef1c60021fb7b5b97ebacdd88ab755ce29af568dbc5728cc6e6eff42618d"
"62a0386ca8beed46402bdeeef29b6a3feded906bace411a06a39192bf516ae10"
"67e4320fa8ea113968525f4574d022a3ceeaafdc41079efe1f22cc94bf59d8d3"
"328085da9674857db56de5978a62394aab48aa3b72e23a1b16260cfd9daafe65";
gcry_mpi_t ref_mpi = NULL;
gcry_mpi_t sig_mpi = NULL;
err = sexp_sscan (&data, NULL, sample_data, strlen (sample_data));
if (!err)
err = sexp_sscan (&data_bad, NULL,
sample_data_bad, strlen (sample_data_bad));
if (err)
{
errtxt = "converting data failed";
goto leave;
}
err = _gcry_pk_sign (&sig, data, skey);
if (err)
{
errtxt = "signing failed";
goto leave;
}
err = _gcry_mpi_scan(&ref_mpi, GCRYMPI_FMT_HEX, ref_data, 0, NULL);
if (err)
{
errtxt = "converting ref_data to mpi failed";
goto leave;
}
err = _gcry_sexp_extract_param(sig, "sig-val!rsa", "s", &sig_mpi, NULL);
if (err)
{
errtxt = "extracting signature data failed";
goto leave;
}
if (mpi_cmp (sig_mpi, ref_mpi))
{
errtxt = "signature does not match reference data";
goto leave;
}
err = _gcry_pk_verify (sig, data, pkey);
if (err)
{
errtxt = "verify failed";
goto leave;
}
err = _gcry_pk_verify (sig, data_bad, pkey);
if (gcry_err_code (err) != GPG_ERR_BAD_SIGNATURE)
{
errtxt = "bad signature not detected";
goto leave;
}
leave:
sexp_release (sig);
sexp_release (data_bad);
sexp_release (data);
_gcry_mpi_release (ref_mpi);
_gcry_mpi_release (sig_mpi);
return errtxt;
}
CWE ID: CWE-310
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: virtual InputMethodDescriptors* GetActiveInputMethods() {
return GetInputMethodDescriptorsForTesting();
}
CWE ID: CWE-399
Target: 1
Example 2:
Code: rpc_xdr_buf_init(struct xdr_buf *buf, void *start, size_t len)
{
buf->head[0].iov_base = start;
buf->head[0].iov_len = len;
buf->tail[0].iov_len = 0;
buf->page_len = 0;
buf->flags = 0;
buf->len = 0;
buf->buflen = len;
}
CWE ID: CWE-399
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: bool omx_venc::dev_free_buf(void *buf_addr,unsigned port)
{
return handle->venc_free_buf(buf_addr,port);
}
CWE ID: CWE-200
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int mbedtls_ecdsa_sign_det( mbedtls_ecp_group *grp, mbedtls_mpi *r, mbedtls_mpi *s,
const mbedtls_mpi *d, const unsigned char *buf, size_t blen,
mbedtls_md_type_t md_alg )
{
ECDSA_VALIDATE_RET( grp != NULL );
ECDSA_VALIDATE_RET( r != NULL );
ECDSA_VALIDATE_RET( s != NULL );
ECDSA_VALIDATE_RET( d != NULL );
ECDSA_VALIDATE_RET( buf != NULL || blen == 0 );
return( ecdsa_sign_det_restartable( grp, r, s, d, buf, blen, md_alg, NULL ) );
}
CWE ID: CWE-200
Target: 1
Example 2:
Code: JsVar *jswrap_graphics_createSDL(int width, int height) {
if (width<=0 || height<=0 || width>32767 || height>32767) {
jsExceptionHere(JSET_ERROR, "Invalid Size");
return 0;
}
JsVar *parent = jspNewObject(0, "Graphics");
if (!parent) return 0; // low memory
JsGraphics gfx;
graphicsStructInit(&gfx);
gfx.data.type = JSGRAPHICSTYPE_SDL;
gfx.graphicsVar = parent;
gfx.data.width = (unsigned short)width;
gfx.data.height = (unsigned short)height;
gfx.data.bpp = 32;
lcdInit_SDL(&gfx);
graphicsSetVar(&gfx);
return parent;
}
CWE ID: CWE-125
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: rpl_print(netdissect_options *ndo,
const struct icmp6_hdr *hdr,
const u_char *bp, u_int length)
{
int secured = hdr->icmp6_code & 0x80;
int basecode= hdr->icmp6_code & 0x7f;
if(secured) {
ND_PRINT((ndo, ", (SEC) [worktodo]"));
/* XXX
* the next header pointer needs to move forward to
* skip the secure part.
*/
return;
} else {
ND_PRINT((ndo, ", (CLR)"));
}
switch(basecode) {
case ND_RPL_DAG_IS:
ND_PRINT((ndo, "DODAG Information Solicitation"));
if(ndo->ndo_vflag) {
}
break;
case ND_RPL_DAG_IO:
ND_PRINT((ndo, "DODAG Information Object"));
if(ndo->ndo_vflag) {
rpl_dio_print(ndo, bp, length);
}
break;
case ND_RPL_DAO:
ND_PRINT((ndo, "Destination Advertisement Object"));
if(ndo->ndo_vflag) {
rpl_dao_print(ndo, bp, length);
}
break;
case ND_RPL_DAO_ACK:
ND_PRINT((ndo, "Destination Advertisement Object Ack"));
if(ndo->ndo_vflag) {
rpl_daoack_print(ndo, bp, length);
}
break;
default:
ND_PRINT((ndo, "RPL message, unknown code %u",hdr->icmp6_code));
break;
}
return;
#if 0
trunc:
ND_PRINT((ndo," [|truncated]"));
return;
#endif
}
CWE ID: CWE-125
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void FindBarController::Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
FindManager* find_manager = tab_contents_->GetFindManager();
if (type == NotificationType::FIND_RESULT_AVAILABLE) {
if (Source<TabContents>(source).ptr() == tab_contents_->tab_contents()) {
UpdateFindBarForCurrentResult();
if (find_manager->find_result().final_update() &&
find_manager->find_result().number_of_matches() == 0) {
const string16& last_search = find_manager->previous_find_text();
const string16& current_search = find_manager->find_text();
if (last_search.find(current_search) != 0)
find_bar_->AudibleAlert();
}
}
} else if (type == NotificationType::NAV_ENTRY_COMMITTED) {
NavigationController* source_controller =
Source<NavigationController>(source).ptr();
if (source_controller == &tab_contents_->controller()) {
NavigationController::LoadCommittedDetails* commit_details =
Details<NavigationController::LoadCommittedDetails>(details).ptr();
PageTransition::Type transition_type =
commit_details->entry->transition_type();
if (find_bar_->IsFindBarVisible()) {
if (PageTransition::StripQualifier(transition_type) !=
PageTransition::RELOAD) {
EndFindSession(kKeepSelection);
} else {
find_manager->set_find_op_aborted(true);
}
}
}
}
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: bt_status_t btif_dut_mode_configure(uint8_t enable)
{
BTIF_TRACE_DEBUG("%s", __FUNCTION__);
if (!stack_manager_get_interface()->get_stack_is_running()) {
BTIF_TRACE_ERROR("btif_dut_mode_configure : Bluetooth not enabled");
return BT_STATUS_NOT_READY;
}
btif_dut_mode = enable;
if (enable == 1) {
BTA_EnableTestMode();
} else {
BTA_DisableTestMode();
}
return BT_STATUS_SUCCESS;
}
CWE ID: CWE-284
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static ssize_t fuse_fill_write_pages(struct fuse_req *req,
struct address_space *mapping,
struct iov_iter *ii, loff_t pos)
{
struct fuse_conn *fc = get_fuse_conn(mapping->host);
unsigned offset = pos & (PAGE_CACHE_SIZE - 1);
size_t count = 0;
int err;
req->in.argpages = 1;
req->page_descs[0].offset = offset;
do {
size_t tmp;
struct page *page;
pgoff_t index = pos >> PAGE_CACHE_SHIFT;
size_t bytes = min_t(size_t, PAGE_CACHE_SIZE - offset,
iov_iter_count(ii));
bytes = min_t(size_t, bytes, fc->max_write - count);
again:
err = -EFAULT;
if (iov_iter_fault_in_readable(ii, bytes))
break;
err = -ENOMEM;
page = grab_cache_page_write_begin(mapping, index, 0);
if (!page)
break;
if (mapping_writably_mapped(mapping))
flush_dcache_page(page);
tmp = iov_iter_copy_from_user_atomic(page, ii, offset, bytes);
flush_dcache_page(page);
if (!tmp) {
unlock_page(page);
page_cache_release(page);
bytes = min(bytes, iov_iter_single_seg_count(ii));
goto again;
}
err = 0;
req->pages[req->num_pages] = page;
req->page_descs[req->num_pages].length = tmp;
req->num_pages++;
iov_iter_advance(ii, tmp);
count += tmp;
pos += tmp;
offset += tmp;
if (offset == PAGE_CACHE_SIZE)
offset = 0;
if (!fc->big_writes)
break;
} while (iov_iter_count(ii) && count < fc->max_write &&
req->num_pages < req->max_pages && offset == 0);
return count > 0 ? count : err;
}
CWE ID: CWE-399
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void pdf_load_pages_kids(FILE *fp, pdf_t *pdf)
{
int i, id, dummy;
char *buf, *c;
long start, sz;
start = ftell(fp);
/* Load all kids for all xref tables (versions) */
for (i=0; i<pdf->n_xrefs; i++)
{
if (pdf->xrefs[i].version && (pdf->xrefs[i].end != 0))
{
fseek(fp, pdf->xrefs[i].start, SEEK_SET);
while (SAFE_F(fp, (fgetc(fp) != 't')))
; /* Iterate to trailer */
/* Get root catalog */
sz = pdf->xrefs[i].end - ftell(fp);
buf = malloc(sz + 1);
SAFE_E(fread(buf, 1, sz, fp), sz, "Failed to load /Root.\n");
buf[sz] = '\0';
if (!(c = strstr(buf, "/Root")))
{
free(buf);
continue;
}
/* Jump to catalog (root) */
id = atoi(c + strlen("/Root") + 1);
free(buf);
buf = get_object(fp, id, &pdf->xrefs[i], NULL, &dummy);
if (!buf || !(c = strstr(buf, "/Pages")))
{
free(buf);
continue;
}
/* Start at the first Pages obj and get kids */
id = atoi(c + strlen("/Pages") + 1);
load_kids(fp, id, &pdf->xrefs[i]);
free(buf);
}
}
fseek(fp, start, SEEK_SET);
}
CWE ID: CWE-787
Target: 1
Example 2:
Code: kex_from_blob(struct sshbuf *m, struct kex **kexp)
{
struct kex *kex;
int r;
if ((kex = calloc(1, sizeof(struct kex))) == NULL ||
(kex->my = sshbuf_new()) == NULL ||
(kex->peer = sshbuf_new()) == NULL) {
r = SSH_ERR_ALLOC_FAIL;
goto out;
}
if ((r = sshbuf_get_string(m, &kex->session_id, &kex->session_id_len)) != 0 ||
(r = sshbuf_get_u32(m, &kex->we_need)) != 0 ||
(r = sshbuf_get_u32(m, (u_int *)&kex->hostkey_type)) != 0 ||
(r = sshbuf_get_u32(m, &kex->kex_type)) != 0 ||
(r = sshbuf_get_stringb(m, kex->my)) != 0 ||
(r = sshbuf_get_stringb(m, kex->peer)) != 0 ||
(r = sshbuf_get_u32(m, &kex->flags)) != 0 ||
(r = sshbuf_get_cstring(m, &kex->client_version_string, NULL)) != 0 ||
(r = sshbuf_get_cstring(m, &kex->server_version_string, NULL)) != 0)
goto out;
kex->server = 1;
kex->done = 1;
r = 0;
out:
if (r != 0 || kexp == NULL) {
if (kex != NULL) {
if (kex->my != NULL)
sshbuf_free(kex->my);
if (kex->peer != NULL)
sshbuf_free(kex->peer);
free(kex);
}
if (kexp != NULL)
*kexp = NULL;
} else {
*kexp = kex;
}
return r;
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void HTMLInputElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
{
if (name == nameAttr) {
removeFromRadioButtonGroup();
m_name = value;
addToRadioButtonGroup();
HTMLTextFormControlElement::parseAttribute(name, value);
} else if (name == autocompleteAttr) {
if (equalIgnoringCase(value, "off"))
m_autocomplete = Off;
else {
if (value.isEmpty())
m_autocomplete = Uninitialized;
else
m_autocomplete = On;
}
} else if (name == typeAttr)
updateType();
else if (name == valueAttr) {
if (!hasDirtyValue()) {
updatePlaceholderVisibility(false);
setNeedsStyleRecalc();
}
setFormControlValueMatchesRenderer(false);
setNeedsValidityCheck();
m_valueAttributeWasUpdatedAfterParsing = !m_parsingInProgress;
m_inputType->valueAttributeChanged();
} else if (name == checkedAttr) {
if (!m_parsingInProgress && m_reflectsCheckedAttribute) {
setChecked(!value.isNull());
m_reflectsCheckedAttribute = true;
}
} else if (name == maxlengthAttr)
parseMaxLengthAttribute(value);
else if (name == sizeAttr) {
int oldSize = m_size;
int valueAsInteger = value.toInt();
m_size = valueAsInteger > 0 ? valueAsInteger : defaultSize;
if (m_size != oldSize && renderer())
renderer()->setNeedsLayoutAndPrefWidthsRecalc();
} else if (name == altAttr)
m_inputType->altAttributeChanged();
else if (name == srcAttr)
m_inputType->srcAttributeChanged();
else if (name == usemapAttr || name == accesskeyAttr) {
} else if (name == onsearchAttr) {
setAttributeEventListener(eventNames().searchEvent, createAttributeEventListener(this, name, value));
} else if (name == resultsAttr) {
int oldResults = m_maxResults;
m_maxResults = !value.isNull() ? std::min(value.toInt(), maxSavedResults) : -1;
if (m_maxResults != oldResults && (m_maxResults <= 0 || oldResults <= 0))
lazyReattachIfAttached();
setNeedsStyleRecalc();
UseCounter::count(document(), UseCounter::ResultsAttribute);
} else if (name == incrementalAttr) {
setNeedsStyleRecalc();
UseCounter::count(document(), UseCounter::IncrementalAttribute);
} else if (name == minAttr) {
m_inputType->minOrMaxAttributeChanged();
setNeedsValidityCheck();
UseCounter::count(document(), UseCounter::MinAttribute);
} else if (name == maxAttr) {
m_inputType->minOrMaxAttributeChanged();
setNeedsValidityCheck();
UseCounter::count(document(), UseCounter::MaxAttribute);
} else if (name == multipleAttr) {
m_inputType->multipleAttributeChanged();
setNeedsValidityCheck();
} else if (name == stepAttr) {
m_inputType->stepAttributeChanged();
setNeedsValidityCheck();
UseCounter::count(document(), UseCounter::StepAttribute);
} else if (name == patternAttr) {
setNeedsValidityCheck();
UseCounter::count(document(), UseCounter::PatternAttribute);
} else if (name == precisionAttr) {
setNeedsValidityCheck();
UseCounter::count(document(), UseCounter::PrecisionAttribute);
} else if (name == disabledAttr) {
HTMLTextFormControlElement::parseAttribute(name, value);
m_inputType->disabledAttributeChanged();
} else if (name == readonlyAttr) {
HTMLTextFormControlElement::parseAttribute(name, value);
m_inputType->readonlyAttributeChanged();
} else if (name == listAttr) {
m_hasNonEmptyList = !value.isEmpty();
if (m_hasNonEmptyList) {
resetListAttributeTargetObserver();
listAttributeTargetChanged();
}
UseCounter::count(document(), UseCounter::ListAttribute);
}
#if ENABLE(INPUT_SPEECH)
else if (name == webkitspeechAttr) {
if (renderer()) {
detach();
m_inputType->destroyShadowSubtree();
m_inputType->createShadowSubtree();
if (!attached())
attach();
} else {
m_inputType->destroyShadowSubtree();
m_inputType->createShadowSubtree();
}
setFormControlValueMatchesRenderer(false);
setNeedsStyleRecalc();
UseCounter::count(document(), UseCounter::PrefixedSpeechAttribute);
} else if (name == onwebkitspeechchangeAttr)
setAttributeEventListener(eventNames().webkitspeechchangeEvent, createAttributeEventListener(this, name, value));
#endif
else if (name == webkitdirectoryAttr) {
HTMLTextFormControlElement::parseAttribute(name, value);
UseCounter::count(document(), UseCounter::PrefixedDirectoryAttribute);
}
else
HTMLTextFormControlElement::parseAttribute(name, value);
m_inputType->attributeChanged();
}
CWE ID: CWE-20
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static void copyStereo16(
short *dst,
const int *const *src,
unsigned nSamples,
unsigned /* nChannels */) {
for (unsigned i = 0; i < nSamples; ++i) {
*dst++ = src[0][i];
*dst++ = src[1][i];
}
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: void WebGL2RenderingContextBase::framebufferTextureLayer(GLenum target,
GLenum attachment,
WebGLTexture* texture,
GLint level,
GLint layer) {
if (isContextLost() || !ValidateFramebufferFuncParameters(
"framebufferTextureLayer", target, attachment))
return;
if (texture && !texture->Validate(ContextGroup(), this)) {
SynthesizeGLError(GL_INVALID_VALUE, "framebufferTextureLayer",
"no texture or texture not from this context");
return;
}
GLenum textarget = texture ? texture->GetTarget() : 0;
if (texture) {
if (textarget != GL_TEXTURE_3D && textarget != GL_TEXTURE_2D_ARRAY) {
SynthesizeGLError(GL_INVALID_OPERATION, "framebufferTextureLayer",
"invalid texture type");
return;
}
if (!ValidateTexFuncLayer("framebufferTextureLayer", textarget, layer))
return;
if (!ValidateTexFuncLevel("framebufferTextureLayer", textarget, level))
return;
}
WebGLFramebuffer* framebuffer_binding = GetFramebufferBinding(target);
if (!framebuffer_binding || !framebuffer_binding->Object()) {
SynthesizeGLError(GL_INVALID_OPERATION, "framebufferTextureLayer",
"no framebuffer bound");
return;
}
if (framebuffer_binding && framebuffer_binding->Opaque()) {
SynthesizeGLError(GL_INVALID_OPERATION, "framebufferTextureLayer",
"opaque framebuffer bound");
return;
}
framebuffer_binding->SetAttachmentForBoundFramebuffer(
target, attachment, textarget, texture, level, layer);
ApplyStencilTest();
}
CWE ID: CWE-125
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: user_update_local_account_property (User *user,
gboolean local)
{
accounts_user_set_local_account (ACCOUNTS_USER (user), local);
}
CWE ID: CWE-22
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static MagickBooleanType CheckMemoryOverflow(const size_t count,
const size_t quantum)
{
size_t
size;
size=count*quantum;
if ((count == 0) || (quantum != (size/count)))
{
errno=ENOMEM;
return(MagickTrue);
}
return(MagickFalse);
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: static void ux500_hash_shutdown(struct platform_device *pdev)
{
struct resource *res = NULL;
struct hash_device_data *device_data;
device_data = platform_get_drvdata(pdev);
if (!device_data) {
dev_err(&pdev->dev, "%s: platform_get_drvdata() failed!\n",
__func__);
return;
}
/* Check that the device is free */
spin_lock(&device_data->ctx_lock);
/* current_ctx allocates a device, NULL = unallocated */
if (!device_data->current_ctx) {
if (down_trylock(&driver_data.device_allocation))
dev_dbg(&pdev->dev, "%s: Cryp still in use! Shutting down anyway...\n",
__func__);
/**
* (Allocate the device)
* Need to set this to non-null (dummy) value,
* to avoid usage if context switching.
*/
device_data->current_ctx++;
}
spin_unlock(&device_data->ctx_lock);
/* Remove the device from the list */
if (klist_node_attached(&device_data->list_node))
klist_remove(&device_data->list_node);
/* If this was the last device, remove the services */
if (list_empty(&driver_data.device_list.k_list))
ahash_algs_unregister_all(device_data);
iounmap(device_data->base);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (res)
release_mem_region(res->start, resource_size(res));
if (hash_disable_power(device_data, false))
dev_err(&pdev->dev, "%s: hash_disable_power() failed\n",
__func__);
}
CWE ID: CWE-264
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void LoginHtmlDialog::Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
DCHECK(type.value == NotificationType::LOAD_COMPLETED_MAIN_FRAME);
if (bubble_frame_view_)
bubble_frame_view_->StopThrobber();
}
CWE ID: CWE-399
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int propagate_one(struct mount *m)
{
struct mount *child;
int type;
/* skip ones added by this propagate_mnt() */
if (IS_MNT_NEW(m))
return 0;
/* skip if mountpoint isn't covered by it */
if (!is_subdir(mp->m_dentry, m->mnt.mnt_root))
return 0;
if (peers(m, last_dest)) {
type = CL_MAKE_SHARED;
} else {
struct mount *n, *p;
for (n = m; ; n = p) {
p = n->mnt_master;
if (p == dest_master || IS_MNT_MARKED(p)) {
while (last_dest->mnt_master != p) {
last_source = last_source->mnt_master;
last_dest = last_source->mnt_parent;
}
if (!peers(n, last_dest)) {
last_source = last_source->mnt_master;
last_dest = last_source->mnt_parent;
}
break;
}
}
type = CL_SLAVE;
/* beginning of peer group among the slaves? */
if (IS_MNT_SHARED(m))
type |= CL_MAKE_SHARED;
}
/* Notice when we are propagating across user namespaces */
if (m->mnt_ns->user_ns != user_ns)
type |= CL_UNPRIVILEGED;
child = copy_tree(last_source, last_source->mnt.mnt_root, type);
if (IS_ERR(child))
return PTR_ERR(child);
child->mnt.mnt_flags &= ~MNT_LOCKED;
mnt_set_mountpoint(m, mp, child);
last_dest = m;
last_source = child;
if (m->mnt_master != dest_master) {
read_seqlock_excl(&mount_lock);
SET_MNT_MARK(m->mnt_master);
read_sequnlock_excl(&mount_lock);
}
hlist_add_head(&child->mnt_hash, list);
return 0;
}
CWE ID:
Target: 1
Example 2:
Code: void GLES2DecoderImpl::DoVertexAttrib2f(GLuint index, GLfloat v0, GLfloat v1) {
VertexAttribManager::VertexAttribInfo* info =
vertex_attrib_manager_->GetVertexAttribInfo(index);
if (!info) {
SetGLError(GL_INVALID_VALUE, "glVertexAttrib2f: index out of range");
return;
}
VertexAttribManager::VertexAttribInfo::Vec4 value;
value.v[0] = v0;
value.v[1] = v1;
value.v[2] = 0.0f;
value.v[3] = 1.0f;
info->set_value(value);
glVertexAttrib2f(index, v0, v1);
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: bool WebMediaPlayerImpl::DidGetOpaqueResponseFromServiceWorker() const {
if (data_source_)
return data_source_->DidGetOpaqueResponseViaServiceWorker();
return false;
}
CWE ID: CWE-732
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: my_object_error_get_type (void)
{
static GType etype = 0;
if (etype == 0)
{
static const GEnumValue values[] =
{
ENUM_ENTRY (MY_OBJECT_ERROR_FOO, "Foo"),
ENUM_ENTRY (MY_OBJECT_ERROR_BAR, "Bar"),
{ 0, 0, 0 }
};
etype = g_enum_register_static ("MyObjectError", values);
}
return etype;
}
CWE ID: CWE-264
Target: 1
Example 2:
Code: void DownloadController::AcquireFileAccessPermission(
WebContents* web_contents,
const DownloadControllerBase::AcquireFileAccessPermissionCallback& cb) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DCHECK(web_contents);
ui::ViewAndroid* view_android =
ViewAndroidHelper::FromWebContents(web_contents)->GetViewAndroid();
if (!view_android) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE, base::Bind(cb, false));
return;
}
ui::WindowAndroid* window_android = view_android->GetWindowAndroid();
if (window_android && HasFileAccessPermission(window_android)) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE, base::Bind(cb, true));
return;
}
intptr_t callback_id = reinterpret_cast<intptr_t>(
new DownloadControllerBase::AcquireFileAccessPermissionCallback(cb));
ChromeDownloadDelegate::FromWebContents(web_contents)->
RequestFileAccess(callback_id);
}
CWE ID: CWE-254
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: String referrerPolicy(net::URLRequest::ReferrerPolicy referrer_policy) {
switch (referrer_policy) {
case net::URLRequest::CLEAR_REFERRER_ON_TRANSITION_FROM_SECURE_TO_INSECURE:
return Network::Request::ReferrerPolicyEnum::NoReferrerWhenDowngrade;
case net::URLRequest::
REDUCE_REFERRER_GRANULARITY_ON_TRANSITION_CROSS_ORIGIN:
return Network::Request::ReferrerPolicyEnum::StrictOriginWhenCrossOrigin;
case net::URLRequest::ORIGIN_ONLY_ON_TRANSITION_CROSS_ORIGIN:
return Network::Request::ReferrerPolicyEnum::OriginWhenCrossOrigin;
case net::URLRequest::NEVER_CLEAR_REFERRER:
return Network::Request::ReferrerPolicyEnum::Origin;
case net::URLRequest::ORIGIN:
return Network::Request::ReferrerPolicyEnum::Origin;
case net::URLRequest::NO_REFERRER:
return Network::Request::ReferrerPolicyEnum::NoReferrer;
default:
break;
}
NOTREACHED();
return Network::Request::ReferrerPolicyEnum::NoReferrerWhenDowngrade;
}
CWE ID: CWE-20
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void CreateTwoTabs(bool focus_tab_strip,
LifecycleUnit** first_lifecycle_unit,
LifecycleUnit** second_lifecycle_unit) {
if (focus_tab_strip)
source_->SetFocusedTabStripModelForTesting(tab_strip_model_.get());
task_runner_->FastForwardBy(kShortDelay);
auto time_before_first_tab = NowTicks();
EXPECT_CALL(source_observer_, OnLifecycleUnitCreated(testing::_))
.WillOnce(testing::Invoke([&](LifecycleUnit* lifecycle_unit) {
*first_lifecycle_unit = lifecycle_unit;
if (focus_tab_strip) {
EXPECT_TRUE(IsFocused(*first_lifecycle_unit));
} else {
EXPECT_EQ(time_before_first_tab,
(*first_lifecycle_unit)->GetLastFocusedTime());
}
}));
std::unique_ptr<content::WebContents> first_web_contents =
CreateAndNavigateWebContents();
content::WebContents* raw_first_web_contents = first_web_contents.get();
tab_strip_model_->AppendWebContents(std::move(first_web_contents), true);
testing::Mock::VerifyAndClear(&source_observer_);
EXPECT_TRUE(source_->GetTabLifecycleUnitExternal(raw_first_web_contents));
task_runner_->FastForwardBy(kShortDelay);
auto time_before_second_tab = NowTicks();
EXPECT_CALL(source_observer_, OnLifecycleUnitCreated(testing::_))
.WillOnce(testing::Invoke([&](LifecycleUnit* lifecycle_unit) {
*second_lifecycle_unit = lifecycle_unit;
if (focus_tab_strip) {
EXPECT_EQ(time_before_second_tab,
(*first_lifecycle_unit)->GetLastFocusedTime());
EXPECT_TRUE(IsFocused(*second_lifecycle_unit));
} else {
EXPECT_EQ(time_before_first_tab,
(*first_lifecycle_unit)->GetLastFocusedTime());
EXPECT_EQ(time_before_second_tab,
(*second_lifecycle_unit)->GetLastFocusedTime());
}
}));
std::unique_ptr<content::WebContents> second_web_contents =
CreateAndNavigateWebContents();
content::WebContents* raw_second_web_contents = second_web_contents.get();
tab_strip_model_->AppendWebContents(std::move(second_web_contents), true);
testing::Mock::VerifyAndClear(&source_observer_);
EXPECT_TRUE(source_->GetTabLifecycleUnitExternal(raw_second_web_contents));
raw_first_web_contents->WasHidden();
}
CWE ID:
Target: 1
Example 2:
Code: static size_t in_get_buffer_size(const struct audio_stream *stream)
{
UNUSED(stream);
FNLOG();
return 320;
}
CWE ID: CWE-284
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: m_authenticate(struct Client *client_p, struct Client *source_p,
int parc, const char *parv[])
{
struct Client *agent_p = NULL;
struct Client *saslserv_p = NULL;
/* They really should use CAP for their own sake. */
if(!IsCapable(source_p, CLICAP_SASL))
return 0;
if (strlen(client_p->id) == 3)
{
exit_client(client_p, client_p, client_p, "Mixing client and server protocol");
return 0;
}
saslserv_p = find_named_client(ConfigFileEntry.sasl_service);
if (saslserv_p == NULL || !IsService(saslserv_p))
{
sendto_one(source_p, form_str(ERR_SASLABORTED), me.name, EmptyString(source_p->name) ? "*" : source_p->name);
return 0;
}
if(source_p->localClient->sasl_complete)
{
*source_p->localClient->sasl_agent = '\0';
source_p->localClient->sasl_complete = 0;
}
if(strlen(parv[1]) > 400)
{
sendto_one(source_p, form_str(ERR_SASLTOOLONG), me.name, EmptyString(source_p->name) ? "*" : source_p->name);
return 0;
}
if(!*source_p->id)
{
/* Allocate a UID. */
strcpy(source_p->id, generate_uid());
add_to_id_hash(source_p->id, source_p);
}
if(*source_p->localClient->sasl_agent)
agent_p = find_id(source_p->localClient->sasl_agent);
if(agent_p == NULL)
{
sendto_one(saslserv_p, ":%s ENCAP %s SASL %s %s H %s %s",
me.id, saslserv_p->servptr->name, source_p->id, saslserv_p->id,
source_p->host, source_p->sockhost);
if (!strcmp(parv[1], "EXTERNAL") && source_p->certfp != NULL)
sendto_one(saslserv_p, ":%s ENCAP %s SASL %s %s S %s %s",
me.id, saslserv_p->servptr->name, source_p->id, saslserv_p->id,
parv[1], source_p->certfp);
else
sendto_one(saslserv_p, ":%s ENCAP %s SASL %s %s S %s",
me.id, saslserv_p->servptr->name, source_p->id, saslserv_p->id,
parv[1]);
rb_strlcpy(source_p->localClient->sasl_agent, saslserv_p->id, IDLEN);
}
else
sendto_one(agent_p, ":%s ENCAP %s SASL %s %s C %s",
me.id, agent_p->servptr->name, source_p->id, agent_p->id,
parv[1]);
source_p->localClient->sasl_out++;
return 0;
}
CWE ID: CWE-285
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void macvlan_common_setup(struct net_device *dev)
{
ether_setup(dev);
dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
dev->netdev_ops = &macvlan_netdev_ops;
dev->destructor = free_netdev;
dev->header_ops = &macvlan_hard_header_ops,
dev->ethtool_ops = &macvlan_ethtool_ops;
}
CWE ID: CWE-264
Target: 1
Example 2:
Code: SMB2_set_ea(const unsigned int xid, struct cifs_tcon *tcon,
u64 persistent_fid, u64 volatile_fid,
struct smb2_file_full_ea_info *buf, int len)
{
return send_set_info(xid, tcon, persistent_fid, volatile_fid,
current->tgid, FILE_FULL_EA_INFORMATION, SMB2_O_INFO_FILE,
0, 1, (void **)&buf, &len);
}
CWE ID: CWE-416
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: GDataEntry* GDataDirectory::FromDocumentEntry(
GDataDirectory* parent,
DocumentEntry* doc,
GDataDirectoryService* directory_service) {
DCHECK(doc->is_folder());
GDataDirectory* dir = new GDataDirectory(parent, directory_service);
dir->title_ = UTF16ToUTF8(doc->title());
dir->SetBaseNameFromTitle();
dir->file_info_.last_modified = doc->updated_time();
dir->file_info_.last_accessed = doc->updated_time();
dir->file_info_.creation_time = doc->published_time();
dir->resource_id_ = doc->resource_id();
dir->content_url_ = doc->content_url();
dir->deleted_ = doc->deleted();
const Link* edit_link = doc->GetLinkByType(Link::EDIT);
DCHECK(edit_link) << "No edit link for dir " << dir->title_;
if (edit_link)
dir->edit_url_ = edit_link->href();
const Link* parent_link = doc->GetLinkByType(Link::PARENT);
if (parent_link)
dir->parent_resource_id_ = ExtractResourceId(parent_link->href());
const Link* upload_link = doc->GetLinkByType(Link::RESUMABLE_CREATE_MEDIA);
if (upload_link)
dir->upload_url_ = upload_link->href();
return dir;
}
CWE ID: CWE-399
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: OMX_ERRORTYPE SoftAACEncoder2::internalGetParameter(
OMX_INDEXTYPE index, OMX_PTR params) {
switch (index) {
case OMX_IndexParamAudioPortFormat:
{
OMX_AUDIO_PARAM_PORTFORMATTYPE *formatParams =
(OMX_AUDIO_PARAM_PORTFORMATTYPE *)params;
if (formatParams->nPortIndex > 1) {
return OMX_ErrorUndefined;
}
if (formatParams->nIndex > 0) {
return OMX_ErrorNoMore;
}
formatParams->eEncoding =
(formatParams->nPortIndex == 0)
? OMX_AUDIO_CodingPCM : OMX_AUDIO_CodingAAC;
return OMX_ErrorNone;
}
case OMX_IndexParamAudioAac:
{
OMX_AUDIO_PARAM_AACPROFILETYPE *aacParams =
(OMX_AUDIO_PARAM_AACPROFILETYPE *)params;
if (aacParams->nPortIndex != 1) {
return OMX_ErrorUndefined;
}
aacParams->nBitRate = mBitRate;
aacParams->nAudioBandWidth = 0;
aacParams->nAACtools = 0;
aacParams->nAACERtools = 0;
aacParams->eAACProfile = (OMX_AUDIO_AACPROFILETYPE) mAACProfile;
aacParams->eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
aacParams->eChannelMode = OMX_AUDIO_ChannelModeStereo;
aacParams->nChannels = mNumChannels;
aacParams->nSampleRate = mSampleRate;
aacParams->nFrameLength = 0;
switch (mSBRMode) {
case 1: // sbr on
switch (mSBRRatio) {
case 0:
aacParams->nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
aacParams->nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
break;
case 1:
aacParams->nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
aacParams->nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
break;
case 2:
aacParams->nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
aacParams->nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
break;
default:
ALOGE("invalid SBR ratio %d", mSBRRatio);
TRESPASS();
}
break;
case 0: // sbr off
case -1: // sbr undefined
aacParams->nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
aacParams->nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
break;
default:
ALOGE("invalid SBR mode %d", mSBRMode);
TRESPASS();
}
return OMX_ErrorNone;
}
case OMX_IndexParamAudioPcm:
{
OMX_AUDIO_PARAM_PCMMODETYPE *pcmParams =
(OMX_AUDIO_PARAM_PCMMODETYPE *)params;
if (pcmParams->nPortIndex != 0) {
return OMX_ErrorUndefined;
}
pcmParams->eNumData = OMX_NumericalDataSigned;
pcmParams->eEndian = OMX_EndianBig;
pcmParams->bInterleaved = OMX_TRUE;
pcmParams->nBitPerSample = 16;
pcmParams->ePCMMode = OMX_AUDIO_PCMModeLinear;
pcmParams->eChannelMapping[0] = OMX_AUDIO_ChannelLF;
pcmParams->eChannelMapping[1] = OMX_AUDIO_ChannelRF;
pcmParams->nChannels = mNumChannels;
pcmParams->nSamplingRate = mSampleRate;
return OMX_ErrorNone;
}
default:
return SimpleSoftOMXComponent::internalGetParameter(index, params);
}
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: static int in_standby(struct audio_stream *stream)
{
struct stream_in *in = (struct stream_in *)stream;
struct audio_device *adev = in->dev;
int status;
ALOGV("%s: enter", __func__);
pthread_mutex_lock(&adev->lock_inputs);
status = in_standby_l(in);
pthread_mutex_unlock(&adev->lock_inputs);
ALOGV("%s: exit: status(%d)", __func__, status);
return status;
}
CWE ID: CWE-125
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: bool semaphore_try_wait(semaphore_t *semaphore) {
assert(semaphore != NULL);
assert(semaphore->fd != INVALID_FD);
int flags = fcntl(semaphore->fd, F_GETFL);
if (flags == -1) {
LOG_ERROR("%s unable to get flags for semaphore fd: %s", __func__, strerror(errno));
return false;
}
if (fcntl(semaphore->fd, F_SETFL, flags | O_NONBLOCK) == -1) {
LOG_ERROR("%s unable to set O_NONBLOCK for semaphore fd: %s", __func__, strerror(errno));
return false;
}
eventfd_t value;
if (eventfd_read(semaphore->fd, &value) == -1)
return false;
if (fcntl(semaphore->fd, F_SETFL, flags) == -1)
LOG_ERROR("%s unable to resetore flags for semaphore fd: %s", __func__, strerror(errno));
return true;
}
CWE ID: CWE-284
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static void show_object(struct object *object, struct strbuf *path,
const char *last, void *data)
{
struct bitmap *base = data;
bitmap_set(base, find_object_pos(object->oid.hash));
mark_as_seen(object);
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: void WallpaperManagerBase::RegisterPrefs(PrefRegistrySimple* registry) {
registry->RegisterDictionaryPref(kUsersWallpaperInfo);
}
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void VoidMethodDOMStringOrArrayBufferOrArrayBufferViewArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
ExceptionState exception_state(info.GetIsolate(), ExceptionState::kExecutionContext, "TestObject", "voidMethodDOMStringOrArrayBufferOrArrayBufferViewArg");
TestObject* impl = V8TestObject::ToImpl(info.Holder());
if (UNLIKELY(info.Length() < 1)) {
exception_state.ThrowTypeError(ExceptionMessages::NotEnoughArguments(1, info.Length()));
return;
}
StringOrArrayBufferOrArrayBufferView arg;
V8StringOrArrayBufferOrArrayBufferView::ToImpl(info.GetIsolate(), info[0], arg, UnionTypeConversionMode::kNotNullable, exception_state);
if (exception_state.HadException())
return;
impl->voidMethodDOMStringOrArrayBufferOrArrayBufferViewArg(arg);
}
CWE ID:
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: BOOL rdp_decrypt(rdpRdp* rdp, STREAM* s, int length, UINT16 securityFlags)
{
BYTE cmac[8];
BYTE wmac[8];
if (rdp->settings->EncryptionMethods == ENCRYPTION_METHOD_FIPS)
{
UINT16 len;
BYTE version, pad;
BYTE* sig;
if (stream_get_left(s) < 12)
return FALSE;
stream_read_UINT16(s, len); /* 0x10 */
stream_read_BYTE(s, version); /* 0x1 */
stream_read_BYTE(s, pad);
sig = s->p;
stream_seek(s, 8); /* signature */
length -= 12;
if (!security_fips_decrypt(s->p, length, rdp))
{
printf("FATAL: cannot decrypt\n");
return FALSE; /* TODO */
}
if (!security_fips_check_signature(s->p, length - pad, sig, rdp))
{
printf("FATAL: invalid packet signature\n");
return FALSE; /* TODO */
}
/* is this what needs adjusting? */
s->size -= pad;
return TRUE;
}
if (stream_get_left(s) < 8)
return FALSE;
stream_read(s, wmac, sizeof(wmac));
length -= sizeof(wmac);
security_decrypt(s->p, length, rdp);
if (securityFlags & SEC_SECURE_CHECKSUM)
security_salted_mac_signature(rdp, s->p, length, FALSE, cmac);
else
security_mac_signature(rdp, s->p, length, cmac);
if (memcmp(wmac, cmac, sizeof(wmac)) != 0)
{
printf("WARNING: invalid packet signature\n");
/*
* Because Standard RDP Security is totally broken,
* and cannot protect against MITM, don't treat signature
* verification failure as critical. This at least enables
* us to work with broken RDP clients and servers that
* generate invalid signatures.
*/
}
return TRUE;
}
CWE ID: CWE-476
Target: 1
Example 2:
Code: static void xhci_stall_ep(XHCITransfer *xfer)
{
XHCIState *xhci = xfer->xhci;
XHCISlot *slot = &xhci->slots[xfer->slotid-1];
XHCIEPContext *epctx = slot->eps[xfer->epid-1];
uint32_t err;
XHCIStreamContext *sctx;
if (epctx->nr_pstreams) {
sctx = xhci_find_stream(epctx, xfer->streamid, &err);
if (sctx == NULL) {
return;
}
sctx->ring.dequeue = xfer->trbs[0].addr;
sctx->ring.ccs = xfer->trbs[0].ccs;
xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED);
} else {
epctx->ring.dequeue = xfer->trbs[0].addr;
epctx->ring.ccs = xfer->trbs[0].ccs;
xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED);
}
}
CWE ID: CWE-399
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void __ext4_error(struct super_block *sb, const char *function,
unsigned int line, const char *fmt, ...)
{
struct va_format vaf;
va_list args;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
printk(KERN_CRIT "EXT4-fs error (device %s): %s:%d: comm %s: %pV\n",
sb->s_id, function, line, current->comm, &vaf);
va_end(args);
ext4_handle_error(sb);
}
CWE ID: CWE-189
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void btif_hl_select_monitor_callback(fd_set *p_cur_set ,fd_set *p_org_set) {
UNUSED(p_org_set);
BTIF_TRACE_DEBUG("entering %s",__FUNCTION__);
for (const list_node_t *node = list_begin(soc_queue);
node != list_end(soc_queue); node = list_next(node)) {
btif_hl_soc_cb_t *p_scb = list_node(node);
if (btif_hl_get_socket_state(p_scb) == BTIF_HL_SOC_STATE_W4_READ) {
if (FD_ISSET(p_scb->socket_id[1], p_cur_set)) {
BTIF_TRACE_DEBUG("read data state= BTIF_HL_SOC_STATE_W4_READ");
btif_hl_mdl_cb_t *p_dcb = BTIF_HL_GET_MDL_CB_PTR(p_scb->app_idx,
p_scb->mcl_idx, p_scb->mdl_idx);
assert(p_dcb != NULL);
if (p_dcb->p_tx_pkt) {
BTIF_TRACE_ERROR("Rcv new pkt but the last pkt is still not been"
" sent tx_size=%d", p_dcb->tx_size);
btif_hl_free_buf((void **) &p_dcb->p_tx_pkt);
}
p_dcb->p_tx_pkt = btif_hl_get_buf (p_dcb->mtu);
if (p_dcb) {
int r = (int)recv(p_scb->socket_id[1], p_dcb->p_tx_pkt,
p_dcb->mtu, MSG_DONTWAIT);
if (r > 0) {
BTIF_TRACE_DEBUG("btif_hl_select_monitor_callback send data r =%d", r);
p_dcb->tx_size = r;
BTIF_TRACE_DEBUG("btif_hl_select_monitor_callback send data tx_size=%d", p_dcb->tx_size );
BTA_HlSendData(p_dcb->mdl_handle, p_dcb->tx_size);
} else {
BTIF_TRACE_DEBUG("btif_hl_select_monitor_callback receive failed r=%d",r);
BTA_HlDchClose(p_dcb->mdl_handle);
}
}
}
}
}
if (list_is_empty(soc_queue))
BTIF_TRACE_DEBUG("btif_hl_select_monitor_queue is empty");
BTIF_TRACE_DEBUG("leaving %s",__FUNCTION__);
}
CWE ID: CWE-284
Target: 1
Example 2:
Code: static uint16_t *plist_utf8_to_utf16(char *unistr, long size, long *items_read, long *items_written)
{
uint16_t *outbuf = (uint16_t*)malloc(((size*2)+1)*sizeof(uint16_t));
int p = 0;
long i = 0;
unsigned char c0;
unsigned char c1;
unsigned char c2;
unsigned char c3;
uint32_t w;
while (i < size) {
c0 = unistr[i];
c1 = (i < size-1) ? unistr[i+1] : 0;
c2 = (i < size-2) ? unistr[i+2] : 0;
c3 = (i < size-3) ? unistr[i+3] : 0;
if ((c0 >= 0xF0) && (i < size-3) && (c1 >= 0x80) && (c2 >= 0x80) && (c3 >= 0x80)) {
w = ((((c0 & 7) << 18) + ((c1 & 0x3F) << 12) + ((c2 & 0x3F) << 6) + (c3 & 0x3F)) & 0x1FFFFF) - 0x010000;
outbuf[p++] = 0xD800 + (w >> 10);
outbuf[p++] = 0xDC00 + (w & 0x3FF);
i+=4;
} else if ((c0 >= 0xE0) && (i < size-2) && (c1 >= 0x80) && (c2 >= 0x80)) {
outbuf[p++] = ((c2 & 0x3F) + ((c1 & 3) << 6)) + (((c1 >> 2) & 15) << 8) + ((c0 & 15) << 12);
i+=3;
} else if ((c0 >= 0xC0) && (i < size-1) && (c1 >= 0x80)) {
outbuf[p++] = ((c1 & 0x3F) + ((c0 & 3) << 6)) + (((c0 >> 2) & 7) << 8);
i+=2;
} else if (c0 < 0x80) {
outbuf[p++] = c0;
i+=1;
} else {
PLIST_BIN_ERR("%s: invalid utf8 sequence in string at index %lu\n", __func__, i);
break;
}
}
if (items_read) {
*items_read = i;
}
if (items_written) {
*items_written = p;
}
outbuf[p] = 0;
return outbuf;
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int udp_v6_push_pending_frames(struct sock *sk)
{
struct sk_buff *skb;
struct udphdr *uh;
struct udp_sock *up = udp_sk(sk);
struct inet_sock *inet = inet_sk(sk);
struct flowi6 *fl6 = &inet->cork.fl.u.ip6;
int err = 0;
int is_udplite = IS_UDPLITE(sk);
__wsum csum = 0;
/* Grab the skbuff where UDP header space exists. */
if ((skb = skb_peek(&sk->sk_write_queue)) == NULL)
goto out;
/*
* Create a UDP header
*/
uh = udp_hdr(skb);
uh->source = fl6->fl6_sport;
uh->dest = fl6->fl6_dport;
uh->len = htons(up->len);
uh->check = 0;
if (is_udplite)
csum = udplite_csum_outgoing(sk, skb);
else if (skb->ip_summed == CHECKSUM_PARTIAL) { /* UDP hardware csum */
udp6_hwcsum_outgoing(sk, skb, &fl6->saddr, &fl6->daddr,
up->len);
goto send;
} else
csum = udp_csum_outgoing(sk, skb);
/* add protocol-dependent pseudo-header */
uh->check = csum_ipv6_magic(&fl6->saddr, &fl6->daddr,
up->len, fl6->flowi6_proto, csum);
if (uh->check == 0)
uh->check = CSUM_MANGLED_0;
send:
err = ip6_push_pending_frames(sk);
if (err) {
if (err == -ENOBUFS && !inet6_sk(sk)->recverr) {
UDP6_INC_STATS_USER(sock_net(sk),
UDP_MIB_SNDBUFERRORS, is_udplite);
err = 0;
}
} else
UDP6_INC_STATS_USER(sock_net(sk),
UDP_MIB_OUTDATAGRAMS, is_udplite);
out:
up->len = 0;
up->pending = 0;
return err;
}
CWE ID: CWE-399
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static void nfs4_return_incompatible_delegation(struct inode *inode, mode_t open_flags)
{
struct nfs_delegation *delegation;
rcu_read_lock();
delegation = rcu_dereference(NFS_I(inode)->delegation);
if (delegation == NULL || (delegation->type & open_flags) == open_flags) {
rcu_read_unlock();
return;
}
rcu_read_unlock();
nfs_inode_return_delegation(inode);
}
CWE ID:
Target: 1
Example 2:
Code: static int snd_compr_next_track(struct snd_compr_stream *stream)
{
int retval;
/* only a running stream can transition to next track */
if (stream->runtime->state != SNDRV_PCM_STATE_RUNNING)
return -EPERM;
/* you can signal next track isf this is intended to be a gapless stream
* and current track metadata is set
*/
if (stream->metadata_set == false)
return -EPERM;
retval = stream->ops->trigger(stream, SND_COMPR_TRIGGER_NEXT_TRACK);
if (retval != 0)
return retval;
stream->metadata_set = false;
stream->next_track = true;
return 0;
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void PrintPreviewDialogController::SaveInitiatorTitle(
WebContents* preview_dialog) {
WebContents* initiator = GetInitiator(preview_dialog);
if (initiator && preview_dialog->GetWebUI()) {
PrintPreviewUI* print_preview_ui = static_cast<PrintPreviewUI*>(
preview_dialog->GetWebUI()->GetController());
print_preview_ui->SetInitiatorTitle(
PrintViewManager::FromWebContents(initiator)->RenderSourceName());
}
}
CWE ID: CWE-254
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void DevToolsDomainHandler::SetRenderer(RenderProcessHost* process_host,
RenderFrameHostImpl* frame_host) {}
CWE ID: CWE-20
Target: 1
Example 2:
Code: static int ext4_load_journal(struct super_block *sb,
struct ext4_super_block *es,
unsigned long journal_devnum)
{
journal_t *journal;
unsigned int journal_inum = le32_to_cpu(es->s_journal_inum);
dev_t journal_dev;
int err = 0;
int really_read_only;
BUG_ON(!EXT4_HAS_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_HAS_JOURNAL));
if (journal_devnum &&
journal_devnum != le32_to_cpu(es->s_journal_dev)) {
ext4_msg(sb, KERN_INFO, "external journal device major/minor "
"numbers have changed");
journal_dev = new_decode_dev(journal_devnum);
} else
journal_dev = new_decode_dev(le32_to_cpu(es->s_journal_dev));
really_read_only = bdev_read_only(sb->s_bdev);
/*
* Are we loading a blank journal or performing recovery after a
* crash? For recovery, we need to check in advance whether we
* can get read-write access to the device.
*/
if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER)) {
if (sb->s_flags & MS_RDONLY) {
ext4_msg(sb, KERN_INFO, "INFO: recovery "
"required on readonly filesystem");
if (really_read_only) {
ext4_msg(sb, KERN_ERR, "write access "
"unavailable, cannot proceed");
return -EROFS;
}
ext4_msg(sb, KERN_INFO, "write access will "
"be enabled during recovery");
}
}
if (journal_inum && journal_dev) {
ext4_msg(sb, KERN_ERR, "filesystem has both journal "
"and inode journals!");
return -EINVAL;
}
if (journal_inum) {
if (!(journal = ext4_get_journal(sb, journal_inum)))
return -EINVAL;
} else {
if (!(journal = ext4_get_dev_journal(sb, journal_dev)))
return -EINVAL;
}
if (!(journal->j_flags & JBD2_BARRIER))
ext4_msg(sb, KERN_INFO, "barriers disabled");
if (!really_read_only && test_opt(sb, UPDATE_JOURNAL)) {
err = jbd2_journal_update_format(journal);
if (err) {
ext4_msg(sb, KERN_ERR, "error updating journal");
jbd2_journal_destroy(journal);
return err;
}
}
if (!EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER))
err = jbd2_journal_wipe(journal, !really_read_only);
if (!err)
err = jbd2_journal_load(journal);
if (err) {
ext4_msg(sb, KERN_ERR, "error loading journal");
jbd2_journal_destroy(journal);
return err;
}
EXT4_SB(sb)->s_journal = journal;
ext4_clear_journal_err(sb, es);
if (journal_devnum &&
journal_devnum != le32_to_cpu(es->s_journal_dev)) {
es->s_journal_dev = cpu_to_le32(journal_devnum);
/* Make sure we flush the recovery flag to disk. */
ext4_commit_super(sb, 1);
}
return 0;
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int uvesafb_helper_start(void)
{
char *envp[] = {
"HOME=/",
"PATH=/sbin:/bin",
NULL,
};
char *argv[] = {
v86d_path,
NULL,
};
return call_usermodehelper(v86d_path, argv, envp, UMH_WAIT_PROC);
}
CWE ID: CWE-190
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static void TIFFGetProperties(TIFF *tiff,Image *image,ExceptionInfo *exception)
{
char
message[MagickPathExtent],
*text;
uint32
count,
length,
type;
unsigned long
*tietz;
if (TIFFGetField(tiff,TIFFTAG_ARTIST,&text) == 1)
(void) SetImageProperty(image,"tiff:artist",text,exception);
if (TIFFGetField(tiff,TIFFTAG_COPYRIGHT,&text) == 1)
(void) SetImageProperty(image,"tiff:copyright",text,exception);
if (TIFFGetField(tiff,TIFFTAG_DATETIME,&text) == 1)
(void) SetImageProperty(image,"tiff:timestamp",text,exception);
if (TIFFGetField(tiff,TIFFTAG_DOCUMENTNAME,&text) == 1)
(void) SetImageProperty(image,"tiff:document",text,exception);
if (TIFFGetField(tiff,TIFFTAG_HOSTCOMPUTER,&text) == 1)
(void) SetImageProperty(image,"tiff:hostcomputer",text,exception);
if (TIFFGetField(tiff,TIFFTAG_IMAGEDESCRIPTION,&text) == 1)
(void) SetImageProperty(image,"comment",text,exception);
if (TIFFGetField(tiff,TIFFTAG_MAKE,&text) == 1)
(void) SetImageProperty(image,"tiff:make",text,exception);
if (TIFFGetField(tiff,TIFFTAG_MODEL,&text) == 1)
(void) SetImageProperty(image,"tiff:model",text,exception);
if (TIFFGetField(tiff,TIFFTAG_OPIIMAGEID,&count,&text) == 1)
{
if (count >= MagickPathExtent)
count=MagickPathExtent-1;
(void) CopyMagickString(message,text,count+1);
(void) SetImageProperty(image,"tiff:image-id",message,exception);
}
if (TIFFGetField(tiff,TIFFTAG_PAGENAME,&text) == 1)
(void) SetImageProperty(image,"label",text,exception);
if (TIFFGetField(tiff,TIFFTAG_SOFTWARE,&text) == 1)
(void) SetImageProperty(image,"tiff:software",text,exception);
if (TIFFGetField(tiff,33423,&count,&text) == 1)
{
if (count >= MagickPathExtent)
count=MagickPathExtent-1;
(void) CopyMagickString(message,text,count+1);
(void) SetImageProperty(image,"tiff:kodak-33423",message,exception);
}
if (TIFFGetField(tiff,36867,&count,&text) == 1)
{
if (count >= MagickPathExtent)
count=MagickPathExtent-1;
(void) CopyMagickString(message,text,count+1);
(void) SetImageProperty(image,"tiff:kodak-36867",message,exception);
}
if (TIFFGetField(tiff,TIFFTAG_SUBFILETYPE,&type) == 1)
switch (type)
{
case 0x01:
{
(void) SetImageProperty(image,"tiff:subfiletype","REDUCEDIMAGE",
exception);
break;
}
case 0x02:
{
(void) SetImageProperty(image,"tiff:subfiletype","PAGE",exception);
break;
}
case 0x04:
{
(void) SetImageProperty(image,"tiff:subfiletype","MASK",exception);
break;
}
default:
break;
}
if (TIFFGetField(tiff,37706,&length,&tietz) == 1)
{
(void) FormatLocaleString(message,MagickPathExtent,"%lu",tietz[0]);
(void) SetImageProperty(image,"tiff:tietz_offset",message,exception);
}
}
CWE ID: CWE-476
Target: 1
Example 2:
Code: int perf_event_refresh(struct perf_event *event, int refresh)
{
/*
* not supported on inherited events
*/
if (event->attr.inherit || !is_sampling_event(event))
return -EINVAL;
atomic_add(refresh, &event->event_limit);
perf_event_enable(event);
return 0;
}
CWE ID: CWE-189
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void pin_remove(struct fs_pin *pin)
{
spin_lock(&pin_lock);
hlist_del(&pin->m_list);
hlist_del(&pin->s_list);
spin_unlock(&pin_lock);
spin_lock_irq(&pin->wait.lock);
pin->done = 1;
wake_up_locked(&pin->wait);
spin_unlock_irq(&pin->wait.lock);
}
CWE ID:
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static __be32 nfsacld_proc_setacl(struct svc_rqst * rqstp,
struct nfsd3_setaclargs *argp,
struct nfsd_attrstat *resp)
{
struct inode *inode;
svc_fh *fh;
__be32 nfserr = 0;
int error;
dprintk("nfsd: SETACL(2acl) %s\n", SVCFH_fmt(&argp->fh));
fh = fh_copy(&resp->fh, &argp->fh);
nfserr = fh_verify(rqstp, &resp->fh, 0, NFSD_MAY_SATTR);
if (nfserr)
goto out;
inode = d_inode(fh->fh_dentry);
if (!IS_POSIXACL(inode) || !inode->i_op->set_acl) {
error = -EOPNOTSUPP;
goto out_errno;
}
error = fh_want_write(fh);
if (error)
goto out_errno;
error = inode->i_op->set_acl(inode, argp->acl_access, ACL_TYPE_ACCESS);
if (error)
goto out_drop_write;
error = inode->i_op->set_acl(inode, argp->acl_default,
ACL_TYPE_DEFAULT);
if (error)
goto out_drop_write;
fh_drop_write(fh);
nfserr = fh_getattr(fh, &resp->stat);
out:
/* argp->acl_{access,default} may have been allocated in
nfssvc_decode_setaclargs. */
posix_acl_release(argp->acl_access);
posix_acl_release(argp->acl_default);
return nfserr;
out_drop_write:
fh_drop_write(fh);
out_errno:
nfserr = nfserrno(error);
goto out;
}
CWE ID: CWE-284
Target: 1
Example 2:
Code: GLuint GetVertexArrayServiceID(GLuint client_id,
ClientServiceMap<GLuint, GLuint>* id_map) {
return id_map->GetServiceIDOrInvalid(client_id);
}
CWE ID: CWE-416
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static bool blit_is_unsafe(struct CirrusVGAState *s)
{
/* should be the case, see cirrus_bitblt_start */
assert(s->cirrus_blt_width > 0);
assert(s->cirrus_blt_height > 0);
if (blit_region_is_unsafe(s, s->cirrus_blt_dstpitch,
s->cirrus_blt_dstaddr & s->cirrus_addr_mask)) {
return true;
}
return false;
}
CWE ID: CWE-119
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: PepperMediaDeviceManager* PepperPlatformAudioInput::GetMediaDeviceManager() {
DCHECK(main_message_loop_proxy_->BelongsToCurrentThread());
RenderFrameImpl* const render_frame =
RenderFrameImpl::FromRoutingID(render_frame_id_);
return render_frame ?
PepperMediaDeviceManager::GetForRenderFrame(render_frame) : NULL;
}
CWE ID: CWE-399
Target: 1
Example 2:
Code: void Browser::OnWindowDidShow() {
if (window_has_shown_)
return;
window_has_shown_ = true;
startup_metric_utils::RecordBrowserWindowDisplay(base::TimeTicks::Now());
if (!is_type_tabbed() || window_->IsMinimized())
return;
GlobalErrorService* service =
GlobalErrorServiceFactory::GetForProfile(profile());
GlobalError* error = service->GetFirstGlobalErrorWithBubbleView();
if (error)
error->ShowBubbleView(this);
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void __unqueue_futex(struct futex_q *q)
{
struct futex_hash_bucket *hb;
if (WARN_ON_SMP(!q->lock_ptr || !spin_is_locked(q->lock_ptr))
|| WARN_ON(plist_node_empty(&q->list)))
return;
hb = container_of(q->lock_ptr, struct futex_hash_bucket, lock);
plist_del(&q->list, &hb->chain);
}
CWE ID: CWE-20
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void CoordinatorImpl::RegisterClientProcess(
mojom::ClientProcessPtr client_process_ptr,
mojom::ProcessType process_type) {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
mojom::ClientProcess* client_process = client_process_ptr.get();
client_process_ptr.set_connection_error_handler(
base::BindOnce(&CoordinatorImpl::UnregisterClientProcess,
base::Unretained(this), client_process));
auto identity = GetClientIdentityForCurrentRequest();
auto client_info = std::make_unique<ClientInfo>(
std::move(identity), std::move(client_process_ptr), process_type);
auto iterator_and_inserted =
clients_.emplace(client_process, std::move(client_info));
DCHECK(iterator_and_inserted.second);
}
CWE ID: CWE-416
Target: 1
Example 2:
Code: static int mp_startup(struct sb_uart_state *state, int init_hw)
{
struct sb_uart_info *info = state->info;
struct sb_uart_port *port = state->port;
unsigned long page;
int retval = 0;
if (info->flags & UIF_INITIALIZED)
return 0;
if (info->tty)
set_bit(TTY_IO_ERROR, &info->tty->flags);
if (port->type == PORT_UNKNOWN)
return 0;
if (!info->xmit.buf) {
page = get_zeroed_page(GFP_KERNEL);
if (!page)
return -ENOMEM;
info->xmit.buf = (unsigned char *) page;
uart_circ_clear(&info->xmit);
}
retval = port->ops->startup(port);
if (retval == 0) {
if (init_hw) {
mp_change_speed(state, NULL);
if (info->tty->termios.c_cflag & CBAUD)
uart_set_mctrl(port, TIOCM_RTS | TIOCM_DTR);
}
info->flags |= UIF_INITIALIZED;
clear_bit(TTY_IO_ERROR, &info->tty->flags);
}
if (retval && capable(CAP_SYS_ADMIN))
retval = 0;
return retval;
}
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void WebContentsImpl::RunJavaScriptDialog(RenderFrameHost* render_frame_host,
const base::string16& message,
const base::string16& default_prompt,
const GURL& frame_url,
JavaScriptDialogType dialog_type,
IPC::Message* reply_msg) {
bool suppress_this_message =
ShowingInterstitialPage() || !delegate_ ||
delegate_->ShouldSuppressDialogs(this) ||
!delegate_->GetJavaScriptDialogManager(this);
if (!suppress_this_message) {
is_showing_javascript_dialog_ = true;
dialog_manager_ = delegate_->GetJavaScriptDialogManager(this);
dialog_manager_->RunJavaScriptDialog(
this, frame_url, dialog_type, message, default_prompt,
base::Bind(&WebContentsImpl::OnDialogClosed, base::Unretained(this),
render_frame_host->GetProcess()->GetID(),
render_frame_host->GetRoutingID(), reply_msg, false),
&suppress_this_message);
}
if (suppress_this_message) {
OnDialogClosed(render_frame_host->GetProcess()->GetID(),
render_frame_host->GetRoutingID(), reply_msg,
true, false, base::string16());
}
}
CWE ID: CWE-20
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int dccp_print_option(netdissect_options *ndo, const u_char *option, u_int hlen)
{
uint8_t optlen, i;
ND_TCHECK(*option);
if (*option >= 32) {
ND_TCHECK(*(option+1));
optlen = *(option +1);
if (optlen < 2) {
if (*option >= 128)
ND_PRINT((ndo, "CCID option %u optlen too short", *option));
else
ND_PRINT((ndo, "%s optlen too short",
tok2str(dccp_option_values, "Option %u", *option)));
return 0;
}
} else
optlen = 1;
if (hlen < optlen) {
if (*option >= 128)
ND_PRINT((ndo, "CCID option %u optlen goes past header length",
*option));
else
ND_PRINT((ndo, "%s optlen goes past header length",
tok2str(dccp_option_values, "Option %u", *option)));
return 0;
}
ND_TCHECK2(*option, optlen);
if (*option >= 128) {
ND_PRINT((ndo, "CCID option %d", *option));
switch (optlen) {
case 4:
ND_PRINT((ndo, " %u", EXTRACT_16BITS(option + 2)));
break;
case 6:
ND_PRINT((ndo, " %u", EXTRACT_32BITS(option + 2)));
break;
default:
break;
}
} else {
ND_PRINT((ndo, "%s", tok2str(dccp_option_values, "Option %u", *option)));
switch (*option) {
case 32:
case 33:
case 34:
case 35:
if (optlen < 3) {
ND_PRINT((ndo, " optlen too short"));
return optlen;
}
if (*(option + 2) < 10){
ND_PRINT((ndo, " %s", dccp_feature_nums[*(option + 2)]));
for (i = 0; i < optlen - 3; i++)
ND_PRINT((ndo, " %d", *(option + 3 + i)));
}
break;
case 36:
if (optlen > 2) {
ND_PRINT((ndo, " 0x"));
for (i = 0; i < optlen - 2; i++)
ND_PRINT((ndo, "%02x", *(option + 2 + i)));
}
break;
case 37:
for (i = 0; i < optlen - 2; i++)
ND_PRINT((ndo, " %d", *(option + 2 + i)));
break;
case 38:
if (optlen > 2) {
ND_PRINT((ndo, " 0x"));
for (i = 0; i < optlen - 2; i++)
ND_PRINT((ndo, "%02x", *(option + 2 + i)));
}
break;
case 39:
if (optlen > 2) {
ND_PRINT((ndo, " 0x"));
for (i = 0; i < optlen - 2; i++)
ND_PRINT((ndo, "%02x", *(option + 2 + i)));
}
break;
case 40:
if (optlen > 2) {
ND_PRINT((ndo, " 0x"));
for (i = 0; i < optlen - 2; i++)
ND_PRINT((ndo, "%02x", *(option + 2 + i)));
}
break;
case 41:
if (optlen == 4)
ND_PRINT((ndo, " %u", EXTRACT_32BITS(option + 2)));
else
ND_PRINT((ndo, " optlen != 4"));
break;
case 42:
if (optlen == 4)
ND_PRINT((ndo, " %u", EXTRACT_32BITS(option + 2)));
else
ND_PRINT((ndo, " optlen != 4"));
break;
case 43:
if (optlen == 6)
ND_PRINT((ndo, " %u", EXTRACT_32BITS(option + 2)));
else if (optlen == 4)
ND_PRINT((ndo, " %u", EXTRACT_16BITS(option + 2)));
else
ND_PRINT((ndo, " optlen != 4 or 6"));
break;
case 44:
if (optlen > 2) {
ND_PRINT((ndo, " "));
for (i = 0; i < optlen - 2; i++)
ND_PRINT((ndo, "%02x", *(option + 2 + i)));
}
break;
}
}
return optlen;
trunc:
ND_PRINT((ndo, "%s", tstr));
return 0;
}
CWE ID: CWE-125
Target: 1
Example 2:
Code: size_t get_camera_metadata_data_capacity(const camera_metadata_t *metadata) {
return metadata->data_capacity;
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: virtual status_t configureVideoTunnelMode(
node_id node, OMX_U32 portIndex, OMX_BOOL tunneled,
OMX_U32 audioHwSync, native_handle_t **sidebandHandle ) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(portIndex);
data.writeInt32((int32_t)tunneled);
data.writeInt32(audioHwSync);
remote()->transact(CONFIGURE_VIDEO_TUNNEL_MODE, data, &reply);
status_t err = reply.readInt32();
if (sidebandHandle) {
*sidebandHandle = (native_handle_t *)reply.readNativeHandle();
}
return err;
}
CWE ID: CWE-264
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: long long VideoTrack::GetWidth() const
{
return m_width;
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: int SpdyProxyClientSocket::DoLoop(int last_io_result) {
DCHECK_NE(next_state_, STATE_DISCONNECTED);
int rv = last_io_result;
do {
State state = next_state_;
next_state_ = STATE_DISCONNECTED;
switch (state) {
case STATE_GENERATE_AUTH_TOKEN:
DCHECK_EQ(OK, rv);
rv = DoGenerateAuthToken();
break;
case STATE_GENERATE_AUTH_TOKEN_COMPLETE:
rv = DoGenerateAuthTokenComplete(rv);
break;
case STATE_SEND_REQUEST:
DCHECK_EQ(OK, rv);
net_log_.BeginEvent(NetLog::TYPE_HTTP_TRANSACTION_TUNNEL_SEND_REQUEST);
rv = DoSendRequest();
break;
case STATE_SEND_REQUEST_COMPLETE:
net_log_.EndEventWithNetErrorCode(
NetLog::TYPE_HTTP_TRANSACTION_TUNNEL_SEND_REQUEST, rv);
rv = DoSendRequestComplete(rv);
if (rv >= 0 || rv == ERR_IO_PENDING) {
net_log_.BeginEvent(
NetLog::TYPE_HTTP_TRANSACTION_TUNNEL_READ_HEADERS);
}
break;
case STATE_READ_REPLY_COMPLETE:
rv = DoReadReplyComplete(rv);
net_log_.EndEventWithNetErrorCode(
NetLog::TYPE_HTTP_TRANSACTION_TUNNEL_READ_HEADERS, rv);
break;
default:
NOTREACHED() << "bad state";
rv = ERR_UNEXPECTED;
break;
}
} while (rv != ERR_IO_PENDING && next_state_ != STATE_DISCONNECTED &&
next_state_ != STATE_OPEN);
return rv;
}
CWE ID: CWE-19
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int compat_table_info(const struct ebt_table_info *info,
struct compat_ebt_replace *newinfo)
{
unsigned int size = info->entries_size;
const void *entries = info->entries;
newinfo->entries_size = size;
xt_compat_init_offsets(NFPROTO_BRIDGE, info->nentries);
return EBT_ENTRY_ITERATE(entries, size, compat_calc_entry, info,
entries, newinfo);
}
CWE ID: CWE-787
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static void gmc_mmx(uint8_t *dst, uint8_t *src,
int stride, int h, int ox, int oy,
int dxx, int dxy, int dyx, int dyy,
int shift, int r, int width, int height)
{
const int w = 8;
const int ix = ox >> (16 + shift);
const int iy = oy >> (16 + shift);
const int oxs = ox >> 4;
const int oys = oy >> 4;
const int dxxs = dxx >> 4;
const int dxys = dxy >> 4;
const int dyxs = dyx >> 4;
const int dyys = dyy >> 4;
const uint16_t r4[4] = { r, r, r, r };
const uint16_t dxy4[4] = { dxys, dxys, dxys, dxys };
const uint16_t dyy4[4] = { dyys, dyys, dyys, dyys };
const uint64_t shift2 = 2 * shift;
#define MAX_STRIDE 4096U
#define MAX_H 8U
uint8_t edge_buf[(MAX_H + 1) * MAX_STRIDE];
int x, y;
const int dxw = (dxx - (1 << (16 + shift))) * (w - 1);
const int dyh = (dyy - (1 << (16 + shift))) * (h - 1);
const int dxh = dxy * (h - 1);
const int dyw = dyx * (w - 1);
int need_emu = (unsigned) ix >= width - w ||
(unsigned) iy >= height - h;
if ( // non-constant fullpel offset (3% of blocks)
((ox ^ (ox + dxw)) | (ox ^ (ox + dxh)) | (ox ^ (ox + dxw + dxh)) |
(oy ^ (oy + dyw)) | (oy ^ (oy + dyh)) | (oy ^ (oy + dyw + dyh))) >> (16 + shift) ||
(dxx | dxy | dyx | dyy) & 15 ||
(need_emu && (h > MAX_H || stride > MAX_STRIDE))) {
ff_gmc_c(dst, src, stride, h, ox, oy, dxx, dxy, dyx, dyy,
shift, r, width, height);
return;
}
src += ix + iy * stride;
if (need_emu) {
ff_emulated_edge_mc_8(edge_buf, src, stride, stride, w + 1, h + 1, ix, iy, width, height);
src = edge_buf;
}
__asm__ volatile (
"movd %0, %%mm6 \n\t"
"pxor %%mm7, %%mm7 \n\t"
"punpcklwd %%mm6, %%mm6 \n\t"
"punpcklwd %%mm6, %%mm6 \n\t"
:: "r" (1 << shift));
for (x = 0; x < w; x += 4) {
uint16_t dx4[4] = { oxs - dxys + dxxs * (x + 0),
oxs - dxys + dxxs * (x + 1),
oxs - dxys + dxxs * (x + 2),
oxs - dxys + dxxs * (x + 3) };
uint16_t dy4[4] = { oys - dyys + dyxs * (x + 0),
oys - dyys + dyxs * (x + 1),
oys - dyys + dyxs * (x + 2),
oys - dyys + dyxs * (x + 3) };
for (y = 0; y < h; y++) {
__asm__ volatile (
"movq %0, %%mm4 \n\t"
"movq %1, %%mm5 \n\t"
"paddw %2, %%mm4 \n\t"
"paddw %3, %%mm5 \n\t"
"movq %%mm4, %0 \n\t"
"movq %%mm5, %1 \n\t"
"psrlw $12, %%mm4 \n\t"
"psrlw $12, %%mm5 \n\t"
: "+m" (*dx4), "+m" (*dy4)
: "m" (*dxy4), "m" (*dyy4));
__asm__ volatile (
"movq %%mm6, %%mm2 \n\t"
"movq %%mm6, %%mm1 \n\t"
"psubw %%mm4, %%mm2 \n\t"
"psubw %%mm5, %%mm1 \n\t"
"movq %%mm2, %%mm0 \n\t"
"movq %%mm4, %%mm3 \n\t"
"pmullw %%mm1, %%mm0 \n\t" // (s - dx) * (s - dy)
"pmullw %%mm5, %%mm3 \n\t" // dx * dy
"pmullw %%mm5, %%mm2 \n\t" // (s - dx) * dy
"pmullw %%mm4, %%mm1 \n\t" // dx * (s - dy)
"movd %4, %%mm5 \n\t"
"movd %3, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"pmullw %%mm5, %%mm3 \n\t" // src[1, 1] * dx * dy
"pmullw %%mm4, %%mm2 \n\t" // src[0, 1] * (s - dx) * dy
"movd %2, %%mm5 \n\t"
"movd %1, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"pmullw %%mm5, %%mm1 \n\t" // src[1, 0] * dx * (s - dy)
"pmullw %%mm4, %%mm0 \n\t" // src[0, 0] * (s - dx) * (s - dy)
"paddw %5, %%mm1 \n\t"
"paddw %%mm3, %%mm2 \n\t"
"paddw %%mm1, %%mm0 \n\t"
"paddw %%mm2, %%mm0 \n\t"
"psrlw %6, %%mm0 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"movd %%mm0, %0 \n\t"
: "=m" (dst[x + y * stride])
: "m" (src[0]), "m" (src[1]),
"m" (src[stride]), "m" (src[stride + 1]),
"m" (*r4), "m" (shift2));
src += stride;
}
src += 4 - h * stride;
}
}
CWE ID: CWE-125
Target: 1
Example 2:
Code: ProcXvShmPutImage(ClientPtr client)
{
return BadImplementation;
}
CWE ID: CWE-20
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: int tls1_set_server_sigalgs(SSL *s)
{
int al;
size_t i;
/* Clear any shared sigtnature algorithms */
if (s->cert->shared_sigalgs) {
OPENSSL_free(s->cert->shared_sigalgs);
s->cert->shared_sigalgs = NULL;
}
/* Clear certificate digests and validity flags */
for (i = 0; i < SSL_PKEY_NUM; i++) {
s->cert->pkeys[i].valid_flags = 0;
}
/* If sigalgs received process it. */
if (s->cert->peer_sigalgs) {
if (!tls1_process_sigalgs(s)) {
SSLerr(SSL_F_TLS1_SET_SERVER_SIGALGS, ERR_R_MALLOC_FAILURE);
al = SSL_AD_INTERNAL_ERROR;
goto err;
}
/* Fatal error is no shared signature algorithms */
if (!s->cert->shared_sigalgs) {
SSLerr(SSL_F_TLS1_SET_SERVER_SIGALGS,
SSL_R_NO_SHARED_SIGATURE_ALGORITHMS);
al = SSL_AD_ILLEGAL_PARAMETER;
goto err;
}
} else
ssl_cert_set_default_md(s->cert);
return 1;
err:
ssl3_send_alert(s, SSL3_AL_FATAL, al);
return 0;
}
CWE ID:
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int aac_sync(uint64_t state, AACAC3ParseContext *hdr_info,
int *need_next_header, int *new_frame_start)
{
GetBitContext bits;
AACADTSHeaderInfo hdr;
int size;
union {
uint64_t u64;
uint8_t u8[8];
} tmp;
tmp.u64 = av_be2ne64(state);
init_get_bits(&bits, tmp.u8+8-AAC_ADTS_HEADER_SIZE, AAC_ADTS_HEADER_SIZE * 8);
if ((size = avpriv_aac_parse_header(&bits, &hdr)) < 0)
return 0;
*need_next_header = 0;
*new_frame_start = 1;
hdr_info->sample_rate = hdr.sample_rate;
hdr_info->channels = ff_mpeg4audio_channels[hdr.chan_config];
hdr_info->samples = hdr.samples;
hdr_info->bit_rate = hdr.bit_rate;
return size;
}
CWE ID: CWE-125
Target: 1
Example 2:
Code: hook_command_build_completion (struct t_hook_command *hook_command)
{
int i, j, k, length, num_items;
struct t_weelist *list;
char *pos_completion, *pos_double_pipe, *pos_start, *pos_end;
char **items, *last_space, *ptr_template;
/* split templates using "||" as separator */
hook_command->cplt_num_templates = 1;
pos_completion = hook_command->completion;
while ((pos_double_pipe = strstr (pos_completion, "||")) != NULL)
{
hook_command->cplt_num_templates++;
pos_completion = pos_double_pipe + 2;
}
hook_command->cplt_templates = malloc (hook_command->cplt_num_templates *
sizeof (*hook_command->cplt_templates));
for (i = 0; i < hook_command->cplt_num_templates; i++)
{
hook_command->cplt_templates[i] = NULL;
}
pos_completion = hook_command->completion;
i = 0;
while (pos_completion)
{
pos_double_pipe = strstr (pos_completion, "||");
if (!pos_double_pipe)
pos_double_pipe = pos_completion + strlen (pos_completion);
pos_start = pos_completion;
pos_end = pos_double_pipe - 1;
if (pos_end < pos_start)
{
hook_command->cplt_templates[i] = strdup ("");
}
else
{
while (pos_start[0] == ' ')
{
pos_start++;
}
pos_end = pos_double_pipe - 1;
while ((pos_end > pos_start) && (pos_end[0] == ' '))
{
pos_end--;
}
hook_command->cplt_templates[i] = string_strndup (pos_start,
pos_end - pos_start + 1);
}
i++;
if (!pos_double_pipe[0])
pos_completion = NULL;
else
pos_completion = pos_double_pipe + 2;
}
/* for each template, split/count args */
hook_command->cplt_templates_static = malloc (hook_command->cplt_num_templates *
sizeof (*hook_command->cplt_templates_static));
hook_command->cplt_template_num_args = malloc (hook_command->cplt_num_templates *
sizeof (*hook_command->cplt_template_num_args));
hook_command->cplt_template_args = malloc (hook_command->cplt_num_templates *
sizeof (*hook_command->cplt_template_args));
hook_command->cplt_template_num_args_concat = 0;
for (i = 0; i < hook_command->cplt_num_templates; i++)
{
/*
* build static part of template: it's first argument(s) which does not
* contain "%" or "|"
*/
last_space = NULL;
ptr_template = hook_command->cplt_templates[i];
while (ptr_template && ptr_template[0])
{
if (ptr_template[0] == ' ')
{
last_space = ptr_template;
break;
}
else if ((ptr_template[0] == '%') || (ptr_template[0] == '|'))
break;
ptr_template = utf8_next_char (ptr_template);
}
if (last_space)
{
last_space--;
while (last_space > hook_command->cplt_templates[i])
{
if (last_space[0] != ' ')
break;
}
if (last_space < hook_command->cplt_templates[i])
last_space = NULL;
else
last_space++;
}
if (last_space)
hook_command->cplt_templates_static[i] = string_strndup (hook_command->cplt_templates[i],
last_space - hook_command->cplt_templates[i]);
else
hook_command->cplt_templates_static[i] = strdup (hook_command->cplt_templates[i]);
/* build arguments for each template */
hook_command->cplt_template_args[i] = string_split (hook_command->cplt_templates[i],
" ", 0, 0,
&(hook_command->cplt_template_num_args[i]));
if (hook_command->cplt_template_num_args[i] > hook_command->cplt_template_num_args_concat)
hook_command->cplt_template_num_args_concat = hook_command->cplt_template_num_args[i];
}
/*
* build strings with concatentaion of items from different templates
* for each argument: these strings will be used when completing argument
* if we can't find which template to use (for example for first argument)
*/
if (hook_command->cplt_template_num_args_concat == 0)
hook_command->cplt_template_args_concat = NULL;
else
{
hook_command->cplt_template_args_concat = malloc (hook_command->cplt_template_num_args_concat *
sizeof (*hook_command->cplt_template_args_concat));
list = weelist_new ();
for (i = 0; i < hook_command->cplt_template_num_args_concat; i++)
{
/* first compute length */
length = 1;
for (j = 0; j < hook_command->cplt_num_templates; j++)
{
if (i < hook_command->cplt_template_num_args[j])
length += strlen (hook_command->cplt_template_args[j][i]) + 1;
}
/* alloc memory */
hook_command->cplt_template_args_concat[i] = malloc (length);
if (hook_command->cplt_template_args_concat[i])
{
/* concatene items with "|" as separator */
weelist_remove_all (list);
hook_command->cplt_template_args_concat[i][0] = '\0';
for (j = 0; j < hook_command->cplt_num_templates; j++)
{
if (i < hook_command->cplt_template_num_args[j])
{
items = string_split (hook_command->cplt_template_args[j][i],
"|", 0, 0, &num_items);
for (k = 0; k < num_items; k++)
{
if (!weelist_search (list, items[k]))
{
if (hook_command->cplt_template_args_concat[i][0])
strcat (hook_command->cplt_template_args_concat[i], "|");
strcat (hook_command->cplt_template_args_concat[i],
items[k]);
weelist_add (list, items[k], WEECHAT_LIST_POS_END,
NULL);
}
}
string_free_split (items);
}
}
}
}
weelist_free (list);
}
}
CWE ID: CWE-20
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: Shader* CreateShader(
GLuint client_id,
GLuint service_id,
GLenum shader_type) {
return shader_manager()->CreateShader(
client_id, service_id, shader_type);
}
CWE ID: CWE-119
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int rtnl_fill_link_ifmap(struct sk_buff *skb, struct net_device *dev)
{
struct rtnl_link_ifmap map = {
.mem_start = dev->mem_start,
.mem_end = dev->mem_end,
.base_addr = dev->base_addr,
.irq = dev->irq,
.dma = dev->dma,
.port = dev->if_port,
};
if (nla_put(skb, IFLA_MAP, sizeof(map), &map))
return -EMSGSIZE;
return 0;
}
CWE ID: CWE-200
Target: 1
Example 2:
Code: static uint64_t ahci_mem_read_32(void *opaque, hwaddr addr)
{
AHCIState *s = opaque;
uint32_t val = 0;
if (addr < AHCI_GENERIC_HOST_CONTROL_REGS_MAX_ADDR) {
switch (addr) {
case HOST_CAP:
val = s->control_regs.cap;
break;
case HOST_CTL:
val = s->control_regs.ghc;
break;
case HOST_IRQ_STAT:
val = s->control_regs.irqstatus;
break;
case HOST_PORTS_IMPL:
val = s->control_regs.impl;
break;
case HOST_VERSION:
val = s->control_regs.version;
break;
}
DPRINTF(-1, "(addr 0x%08X), val 0x%08X\n", (unsigned) addr, val);
} else if ((addr >= AHCI_PORT_REGS_START_ADDR) &&
(addr < (AHCI_PORT_REGS_START_ADDR +
(s->ports * AHCI_PORT_ADDR_OFFSET_LEN)))) {
val = ahci_port_read(s, (addr - AHCI_PORT_REGS_START_ADDR) >> 7,
addr & AHCI_PORT_ADDR_OFFSET_MASK);
}
return val;
}
CWE ID: CWE-772
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: int _mkp_stage_30(struct plugin *p,
struct client_session *cs,
struct session_request *sr)
{
mk_ptr_t referer;
(void) p;
(void) cs;
PLUGIN_TRACE("[FD %i] Mandril validating URL", cs->socket);
if (mk_security_check_url(sr->uri) < 0) {
PLUGIN_TRACE("[FD %i] Close connection, blocked URL", cs->socket);
mk_api->header_set_http_status(sr, MK_CLIENT_FORBIDDEN);
return MK_PLUGIN_RET_CLOSE_CONX;
}
PLUGIN_TRACE("[FD %d] Mandril validating hotlinking", cs->socket);
referer = mk_api->header_get(&sr->headers_toc, "Referer", strlen("Referer"));
if (mk_security_check_hotlink(sr->uri_processed, sr->host, referer) < 0) {
PLUGIN_TRACE("[FD %i] Close connection, deny hotlinking.", cs->socket);
mk_api->header_set_http_status(sr, MK_CLIENT_FORBIDDEN);
return MK_PLUGIN_RET_CLOSE_CONX;
}
return MK_PLUGIN_RET_NOT_ME;
}
CWE ID: CWE-264
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void Verify_MakeGroupObsolete() {
EXPECT_TRUE(delegate()->obsoleted_success_);
EXPECT_EQ(group_.get(), delegate()->obsoleted_group_.get());
EXPECT_TRUE(group_->is_obsolete());
EXPECT_TRUE(storage()->usage_map_.empty());
AppCacheDatabase::GroupRecord group_record;
AppCacheDatabase::CacheRecord cache_record;
EXPECT_FALSE(database()->FindGroup(1, &group_record));
EXPECT_FALSE(database()->FindCache(1, &cache_record));
std::vector<AppCacheDatabase::EntryRecord> entry_records;
database()->FindEntriesForCache(1, &entry_records);
EXPECT_TRUE(entry_records.empty());
std::vector<AppCacheDatabase::NamespaceRecord> intercept_records;
std::vector<AppCacheDatabase::NamespaceRecord> fallback_records;
database()->FindNamespacesForCache(1, &intercept_records,
&fallback_records);
EXPECT_TRUE(fallback_records.empty());
std::vector<AppCacheDatabase::OnlineWhiteListRecord> whitelist_records;
database()->FindOnlineWhiteListForCache(1, &whitelist_records);
EXPECT_TRUE(whitelist_records.empty());
EXPECT_TRUE(storage()->usage_map_.empty());
EXPECT_EQ(1, mock_quota_manager_proxy_->notify_storage_modified_count_);
EXPECT_EQ(kOrigin, mock_quota_manager_proxy_->last_origin_);
EXPECT_EQ(-kDefaultEntrySize, mock_quota_manager_proxy_->last_delta_);
TestFinished();
}
CWE ID: CWE-200
Target: 1
Example 2:
Code: void Resource::OnMemoryDump(WebMemoryDumpLevelOfDetail level_of_detail,
WebProcessMemoryDump* memory_dump) const {
static const size_t kMaxURLReportLength = 128;
static const int kMaxResourceClientToShowInMemoryInfra = 10;
const String dump_name = GetMemoryDumpName();
WebMemoryAllocatorDump* dump =
memory_dump->CreateMemoryAllocatorDump(dump_name);
dump->AddScalar("encoded_size", "bytes", encoded_size_memory_usage_);
if (HasClientsOrObservers())
dump->AddScalar("live_size", "bytes", encoded_size_memory_usage_);
else
dump->AddScalar("dead_size", "bytes", encoded_size_memory_usage_);
if (data_)
data_->OnMemoryDump(dump_name, memory_dump);
if (level_of_detail == WebMemoryDumpLevelOfDetail::kDetailed) {
String url_to_report = Url().GetString();
if (url_to_report.length() > kMaxURLReportLength) {
url_to_report.Truncate(kMaxURLReportLength);
url_to_report = url_to_report + "...";
}
dump->AddString("url", "", url_to_report);
dump->AddString("reason_not_deletable", "", ReasonNotDeletable());
Vector<String> client_names;
ResourceClientWalker<ResourceClient> walker(clients_);
while (ResourceClient* client = walker.Next())
client_names.push_back(client->DebugName());
ResourceClientWalker<ResourceClient> walker2(clients_awaiting_callback_);
while (ResourceClient* client = walker2.Next())
client_names.push_back("(awaiting) " + client->DebugName());
ResourceClientWalker<ResourceClient> walker3(finished_clients_);
while (ResourceClient* client = walker3.Next())
client_names.push_back("(finished) " + client->DebugName());
std::sort(client_names.begin(), client_names.end(),
WTF::CodePointCompareLessThan);
StringBuilder builder;
for (size_t i = 0;
i < client_names.size() && i < kMaxResourceClientToShowInMemoryInfra;
++i) {
if (i > 0)
builder.Append(" / ");
builder.Append(client_names[i]);
}
if (client_names.size() > kMaxResourceClientToShowInMemoryInfra) {
builder.Append(" / and ");
builder.AppendNumber(client_names.size() -
kMaxResourceClientToShowInMemoryInfra);
builder.Append(" more");
}
dump->AddString("ResourceClient", "", builder.ToString());
}
const String overhead_name = dump_name + "/metadata";
WebMemoryAllocatorDump* overhead_dump =
memory_dump->CreateMemoryAllocatorDump(overhead_name);
overhead_dump->AddScalar("size", "bytes", OverheadSize());
memory_dump->AddSuballocation(
overhead_dump->Guid(), String(WTF::Partitions::kAllocatedObjectPoolName));
}
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void PaintArtifactCompositor::PendingLayer::Merge(const PendingLayer& guest) {
DCHECK(!requires_own_layer && !guest.requires_own_layer);
paint_chunk_indices.AppendVector(guest.paint_chunk_indices);
FloatClipRect guest_bounds_in_home(guest.bounds);
GeometryMapper::LocalToAncestorVisualRect(
guest.property_tree_state, property_tree_state, guest_bounds_in_home);
bounds.Unite(guest_bounds_in_home.Rect());
}
CWE ID:
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int sas_discover_sata(struct domain_device *dev)
{
int res;
if (dev->dev_type == SAS_SATA_PM)
return -ENODEV;
dev->sata_dev.class = sas_get_ata_command_set(dev);
sas_fill_in_rphy(dev, dev->rphy);
res = sas_notify_lldd_dev_found(dev);
if (res)
return res;
sas_discover_event(dev->port, DISCE_PROBE);
return 0;
}
CWE ID:
Target: 1
Example 2:
Code: nautilus_mime_types_group_get_name (gint group_index)
{
g_return_val_if_fail (group_index < G_N_ELEMENTS (mimetype_groups), NULL);
return gettext (mimetype_groups[group_index].name);
}
CWE ID: CWE-20
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int nbd_send_option_request(QIOChannel *ioc, uint32_t opt,
uint32_t len, const char *data,
Error **errp)
{
nbd_option req;
QEMU_BUILD_BUG_ON(sizeof(req) != 16);
if (len == -1) {
req.length = len = strlen(data);
}
TRACE("Sending option request %" PRIu32", len %" PRIu32, opt, len);
stq_be_p(&req.magic, NBD_OPTS_MAGIC);
stl_be_p(&req.option, opt);
stl_be_p(&req.length, len);
if (write_sync(ioc, &req, sizeof(req)) != sizeof(req)) {
error_setg(errp, "Failed to send option request header");
return -1;
}
if (len && write_sync(ioc, (char *) data, len) != len) {
error_setg(errp, "Failed to send option request data");
return -1;
}
return 0;
}
CWE ID: CWE-20
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int devmem_is_allowed(unsigned long pagenr)
{
if (pagenr < 256)
return 1;
if (iomem_is_exclusive(pagenr << PAGE_SHIFT))
return 0;
if (!page_is_ram(pagenr))
return 1;
return 0;
}
CWE ID: CWE-732
Target: 1
Example 2:
Code: static void rmd256_transform(u32 *state, const __le32 *in)
{
u32 aa, bb, cc, dd, aaa, bbb, ccc, ddd, tmp;
/* Initialize left lane */
aa = state[0];
bb = state[1];
cc = state[2];
dd = state[3];
/* Initialize right lane */
aaa = state[4];
bbb = state[5];
ccc = state[6];
ddd = state[7];
/* round 1: left lane */
ROUND(aa, bb, cc, dd, F1, K1, in[0], 11);
ROUND(dd, aa, bb, cc, F1, K1, in[1], 14);
ROUND(cc, dd, aa, bb, F1, K1, in[2], 15);
ROUND(bb, cc, dd, aa, F1, K1, in[3], 12);
ROUND(aa, bb, cc, dd, F1, K1, in[4], 5);
ROUND(dd, aa, bb, cc, F1, K1, in[5], 8);
ROUND(cc, dd, aa, bb, F1, K1, in[6], 7);
ROUND(bb, cc, dd, aa, F1, K1, in[7], 9);
ROUND(aa, bb, cc, dd, F1, K1, in[8], 11);
ROUND(dd, aa, bb, cc, F1, K1, in[9], 13);
ROUND(cc, dd, aa, bb, F1, K1, in[10], 14);
ROUND(bb, cc, dd, aa, F1, K1, in[11], 15);
ROUND(aa, bb, cc, dd, F1, K1, in[12], 6);
ROUND(dd, aa, bb, cc, F1, K1, in[13], 7);
ROUND(cc, dd, aa, bb, F1, K1, in[14], 9);
ROUND(bb, cc, dd, aa, F1, K1, in[15], 8);
/* round 1: right lane */
ROUND(aaa, bbb, ccc, ddd, F4, KK1, in[5], 8);
ROUND(ddd, aaa, bbb, ccc, F4, KK1, in[14], 9);
ROUND(ccc, ddd, aaa, bbb, F4, KK1, in[7], 9);
ROUND(bbb, ccc, ddd, aaa, F4, KK1, in[0], 11);
ROUND(aaa, bbb, ccc, ddd, F4, KK1, in[9], 13);
ROUND(ddd, aaa, bbb, ccc, F4, KK1, in[2], 15);
ROUND(ccc, ddd, aaa, bbb, F4, KK1, in[11], 15);
ROUND(bbb, ccc, ddd, aaa, F4, KK1, in[4], 5);
ROUND(aaa, bbb, ccc, ddd, F4, KK1, in[13], 7);
ROUND(ddd, aaa, bbb, ccc, F4, KK1, in[6], 7);
ROUND(ccc, ddd, aaa, bbb, F4, KK1, in[15], 8);
ROUND(bbb, ccc, ddd, aaa, F4, KK1, in[8], 11);
ROUND(aaa, bbb, ccc, ddd, F4, KK1, in[1], 14);
ROUND(ddd, aaa, bbb, ccc, F4, KK1, in[10], 14);
ROUND(ccc, ddd, aaa, bbb, F4, KK1, in[3], 12);
ROUND(bbb, ccc, ddd, aaa, F4, KK1, in[12], 6);
/* Swap contents of "a" registers */
tmp = aa; aa = aaa; aaa = tmp;
/* round 2: left lane */
ROUND(aa, bb, cc, dd, F2, K2, in[7], 7);
ROUND(dd, aa, bb, cc, F2, K2, in[4], 6);
ROUND(cc, dd, aa, bb, F2, K2, in[13], 8);
ROUND(bb, cc, dd, aa, F2, K2, in[1], 13);
ROUND(aa, bb, cc, dd, F2, K2, in[10], 11);
ROUND(dd, aa, bb, cc, F2, K2, in[6], 9);
ROUND(cc, dd, aa, bb, F2, K2, in[15], 7);
ROUND(bb, cc, dd, aa, F2, K2, in[3], 15);
ROUND(aa, bb, cc, dd, F2, K2, in[12], 7);
ROUND(dd, aa, bb, cc, F2, K2, in[0], 12);
ROUND(cc, dd, aa, bb, F2, K2, in[9], 15);
ROUND(bb, cc, dd, aa, F2, K2, in[5], 9);
ROUND(aa, bb, cc, dd, F2, K2, in[2], 11);
ROUND(dd, aa, bb, cc, F2, K2, in[14], 7);
ROUND(cc, dd, aa, bb, F2, K2, in[11], 13);
ROUND(bb, cc, dd, aa, F2, K2, in[8], 12);
/* round 2: right lane */
ROUND(aaa, bbb, ccc, ddd, F3, KK2, in[6], 9);
ROUND(ddd, aaa, bbb, ccc, F3, KK2, in[11], 13);
ROUND(ccc, ddd, aaa, bbb, F3, KK2, in[3], 15);
ROUND(bbb, ccc, ddd, aaa, F3, KK2, in[7], 7);
ROUND(aaa, bbb, ccc, ddd, F3, KK2, in[0], 12);
ROUND(ddd, aaa, bbb, ccc, F3, KK2, in[13], 8);
ROUND(ccc, ddd, aaa, bbb, F3, KK2, in[5], 9);
ROUND(bbb, ccc, ddd, aaa, F3, KK2, in[10], 11);
ROUND(aaa, bbb, ccc, ddd, F3, KK2, in[14], 7);
ROUND(ddd, aaa, bbb, ccc, F3, KK2, in[15], 7);
ROUND(ccc, ddd, aaa, bbb, F3, KK2, in[8], 12);
ROUND(bbb, ccc, ddd, aaa, F3, KK2, in[12], 7);
ROUND(aaa, bbb, ccc, ddd, F3, KK2, in[4], 6);
ROUND(ddd, aaa, bbb, ccc, F3, KK2, in[9], 15);
ROUND(ccc, ddd, aaa, bbb, F3, KK2, in[1], 13);
ROUND(bbb, ccc, ddd, aaa, F3, KK2, in[2], 11);
/* Swap contents of "b" registers */
tmp = bb; bb = bbb; bbb = tmp;
/* round 3: left lane */
ROUND(aa, bb, cc, dd, F3, K3, in[3], 11);
ROUND(dd, aa, bb, cc, F3, K3, in[10], 13);
ROUND(cc, dd, aa, bb, F3, K3, in[14], 6);
ROUND(bb, cc, dd, aa, F3, K3, in[4], 7);
ROUND(aa, bb, cc, dd, F3, K3, in[9], 14);
ROUND(dd, aa, bb, cc, F3, K3, in[15], 9);
ROUND(cc, dd, aa, bb, F3, K3, in[8], 13);
ROUND(bb, cc, dd, aa, F3, K3, in[1], 15);
ROUND(aa, bb, cc, dd, F3, K3, in[2], 14);
ROUND(dd, aa, bb, cc, F3, K3, in[7], 8);
ROUND(cc, dd, aa, bb, F3, K3, in[0], 13);
ROUND(bb, cc, dd, aa, F3, K3, in[6], 6);
ROUND(aa, bb, cc, dd, F3, K3, in[13], 5);
ROUND(dd, aa, bb, cc, F3, K3, in[11], 12);
ROUND(cc, dd, aa, bb, F3, K3, in[5], 7);
ROUND(bb, cc, dd, aa, F3, K3, in[12], 5);
/* round 3: right lane */
ROUND(aaa, bbb, ccc, ddd, F2, KK3, in[15], 9);
ROUND(ddd, aaa, bbb, ccc, F2, KK3, in[5], 7);
ROUND(ccc, ddd, aaa, bbb, F2, KK3, in[1], 15);
ROUND(bbb, ccc, ddd, aaa, F2, KK3, in[3], 11);
ROUND(aaa, bbb, ccc, ddd, F2, KK3, in[7], 8);
ROUND(ddd, aaa, bbb, ccc, F2, KK3, in[14], 6);
ROUND(ccc, ddd, aaa, bbb, F2, KK3, in[6], 6);
ROUND(bbb, ccc, ddd, aaa, F2, KK3, in[9], 14);
ROUND(aaa, bbb, ccc, ddd, F2, KK3, in[11], 12);
ROUND(ddd, aaa, bbb, ccc, F2, KK3, in[8], 13);
ROUND(ccc, ddd, aaa, bbb, F2, KK3, in[12], 5);
ROUND(bbb, ccc, ddd, aaa, F2, KK3, in[2], 14);
ROUND(aaa, bbb, ccc, ddd, F2, KK3, in[10], 13);
ROUND(ddd, aaa, bbb, ccc, F2, KK3, in[0], 13);
ROUND(ccc, ddd, aaa, bbb, F2, KK3, in[4], 7);
ROUND(bbb, ccc, ddd, aaa, F2, KK3, in[13], 5);
/* Swap contents of "c" registers */
tmp = cc; cc = ccc; ccc = tmp;
/* round 4: left lane */
ROUND(aa, bb, cc, dd, F4, K4, in[1], 11);
ROUND(dd, aa, bb, cc, F4, K4, in[9], 12);
ROUND(cc, dd, aa, bb, F4, K4, in[11], 14);
ROUND(bb, cc, dd, aa, F4, K4, in[10], 15);
ROUND(aa, bb, cc, dd, F4, K4, in[0], 14);
ROUND(dd, aa, bb, cc, F4, K4, in[8], 15);
ROUND(cc, dd, aa, bb, F4, K4, in[12], 9);
ROUND(bb, cc, dd, aa, F4, K4, in[4], 8);
ROUND(aa, bb, cc, dd, F4, K4, in[13], 9);
ROUND(dd, aa, bb, cc, F4, K4, in[3], 14);
ROUND(cc, dd, aa, bb, F4, K4, in[7], 5);
ROUND(bb, cc, dd, aa, F4, K4, in[15], 6);
ROUND(aa, bb, cc, dd, F4, K4, in[14], 8);
ROUND(dd, aa, bb, cc, F4, K4, in[5], 6);
ROUND(cc, dd, aa, bb, F4, K4, in[6], 5);
ROUND(bb, cc, dd, aa, F4, K4, in[2], 12);
/* round 4: right lane */
ROUND(aaa, bbb, ccc, ddd, F1, KK4, in[8], 15);
ROUND(ddd, aaa, bbb, ccc, F1, KK4, in[6], 5);
ROUND(ccc, ddd, aaa, bbb, F1, KK4, in[4], 8);
ROUND(bbb, ccc, ddd, aaa, F1, KK4, in[1], 11);
ROUND(aaa, bbb, ccc, ddd, F1, KK4, in[3], 14);
ROUND(ddd, aaa, bbb, ccc, F1, KK4, in[11], 14);
ROUND(ccc, ddd, aaa, bbb, F1, KK4, in[15], 6);
ROUND(bbb, ccc, ddd, aaa, F1, KK4, in[0], 14);
ROUND(aaa, bbb, ccc, ddd, F1, KK4, in[5], 6);
ROUND(ddd, aaa, bbb, ccc, F1, KK4, in[12], 9);
ROUND(ccc, ddd, aaa, bbb, F1, KK4, in[2], 12);
ROUND(bbb, ccc, ddd, aaa, F1, KK4, in[13], 9);
ROUND(aaa, bbb, ccc, ddd, F1, KK4, in[9], 12);
ROUND(ddd, aaa, bbb, ccc, F1, KK4, in[7], 5);
ROUND(ccc, ddd, aaa, bbb, F1, KK4, in[10], 15);
ROUND(bbb, ccc, ddd, aaa, F1, KK4, in[14], 8);
/* Swap contents of "d" registers */
tmp = dd; dd = ddd; ddd = tmp;
/* combine results */
state[0] += aa;
state[1] += bb;
state[2] += cc;
state[3] += dd;
state[4] += aaa;
state[5] += bbb;
state[6] += ccc;
state[7] += ddd;
return;
}
CWE ID: CWE-264
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int assigned_device_enable_host_intx(struct kvm *kvm,
struct kvm_assigned_dev_kernel *dev)
{
dev->host_irq = dev->dev->irq;
/* Even though this is PCI, we don't want to use shared
* interrupts. Sharing host devices with guest-assigned devices
* on the same interrupt line is not a happy situation: there
* are going to be long delays in accepting, acking, etc.
*/
if (request_threaded_irq(dev->host_irq, NULL, kvm_assigned_dev_thread,
IRQF_ONESHOT, dev->irq_name, (void *)dev))
return -EIO;
return 0;
}
CWE ID: CWE-264
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int encrypted_update(struct key *key, struct key_preparsed_payload *prep)
{
struct encrypted_key_payload *epayload = key->payload.data[0];
struct encrypted_key_payload *new_epayload;
char *buf;
char *new_master_desc = NULL;
const char *format = NULL;
size_t datalen = prep->datalen;
int ret = 0;
if (datalen <= 0 || datalen > 32767 || !prep->data)
return -EINVAL;
buf = kmalloc(datalen + 1, GFP_KERNEL);
if (!buf)
return -ENOMEM;
buf[datalen] = 0;
memcpy(buf, prep->data, datalen);
ret = datablob_parse(buf, &format, &new_master_desc, NULL, NULL);
if (ret < 0)
goto out;
ret = valid_master_desc(new_master_desc, epayload->master_desc);
if (ret < 0)
goto out;
new_epayload = encrypted_key_alloc(key, epayload->format,
new_master_desc, epayload->datalen);
if (IS_ERR(new_epayload)) {
ret = PTR_ERR(new_epayload);
goto out;
}
__ekey_init(new_epayload, epayload->format, new_master_desc,
epayload->datalen);
memcpy(new_epayload->iv, epayload->iv, ivsize);
memcpy(new_epayload->payload_data, epayload->payload_data,
epayload->payload_datalen);
rcu_assign_keypointer(key, new_epayload);
call_rcu(&epayload->rcu, encrypted_rcu_free);
out:
kfree(buf);
return ret;
}
CWE ID: CWE-264
Target: 1
Example 2:
Code: void HTMLMediaElement::RejectScheduledPlayPromises() {
DCHECK(play_promise_error_code_ == kAbortError ||
play_promise_error_code_ == kNotSupportedError);
if (play_promise_error_code_ == kAbortError) {
RecordPlayPromiseRejected(PlayPromiseRejectReason::kInterruptedByPause);
RejectPlayPromisesInternal(kAbortError,
"The play() request was interrupted by a call "
"to pause(). https://goo.gl/LdLk22");
} else {
RecordPlayPromiseRejected(PlayPromiseRejectReason::kNoSupportedSources);
RejectPlayPromisesInternal(
kNotSupportedError,
"Failed to load because no supported source was found.");
}
}
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: bool HasProvider() const { return test_data_providers.size() == 1U; }
CWE ID: CWE-732
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void RenderWidgetHostViewAura::AdjustSurfaceProtection() {
bool surface_is_protected =
current_surface_ ||
!host_->is_hidden() ||
(current_surface_is_protected_ &&
(pending_thumbnail_tasks_ > 0 ||
current_surface_in_use_by_compositor_));
if (current_surface_is_protected_ == surface_is_protected)
return;
current_surface_is_protected_ = surface_is_protected;
++protection_state_id_;
if (!surface_route_id_ || !shared_surface_handle_.parent_gpu_process_id)
return;
RenderWidgetHostImpl::SendFrontSurfaceIsProtected(
surface_is_protected,
protection_state_id_,
surface_route_id_,
shared_surface_handle_.parent_gpu_process_id);
}
CWE ID:
Target: 1
Example 2:
Code: static rsRetVal parseSubscriptions(char* subscribes, sublist** subList){
char* tok = strtok(subscribes, ",");
sublist* currentSub;
sublist* head;
DEFiRet;
/* create empty list */
CHKmalloc(*subList = (sublist*)MALLOC(sizeof(sublist)));
head = *subList;
head->next = NULL;
head->subscribe=NULL;
currentSub=head;
if(tok) {
head->subscribe=strdup(tok);
for(tok=strtok(NULL, ","); tok!=NULL;tok=strtok(NULL, ",")) {
CHKmalloc(currentSub->next = (sublist*)MALLOC(sizeof(sublist)));
currentSub=currentSub->next;
currentSub->subscribe=strdup(tok);
currentSub->next=NULL;
}
} else {
/* make empty subscription ie subscribe="" */
head->subscribe=strdup("");
}
/* TODO: temporary logging */
currentSub = head;
DBGPRINTF("imzmq3: Subscriptions:");
for(currentSub = head; currentSub != NULL; currentSub=currentSub->next) {
DBGPRINTF("'%s'", currentSub->subscribe);
}
DBGPRINTF("\n");
finalize_it:
RETiRet;
}
CWE ID: CWE-134
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: SPL_METHOD(FilesystemIterator, current)
{
spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
if (zend_parse_parameters_none() == FAILURE) {
return;
}
if (SPL_FILE_DIR_CURRENT(intern, SPL_FILE_DIR_CURRENT_AS_PATHNAME)) {
spl_filesystem_object_get_file_name(intern TSRMLS_CC);
RETURN_STRINGL(intern->file_name, intern->file_name_len, 1);
} else if (SPL_FILE_DIR_CURRENT(intern, SPL_FILE_DIR_CURRENT_AS_FILEINFO)) {
spl_filesystem_object_get_file_name(intern TSRMLS_CC);
spl_filesystem_object_create_type(0, intern, SPL_FS_INFO, NULL, return_value TSRMLS_CC);
} else {
RETURN_ZVAL(getThis(), 1, 0);
/*RETURN_STRING(intern->u.dir.entry.d_name, 1);*/
}
}
CWE ID: CWE-190
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: int gs_lib_ctx_init( gs_memory_t *mem )
{
gs_lib_ctx_t *pio = 0;
/* Check the non gc allocator is being passed in */
if (mem == 0 || mem != mem->non_gc_memory)
return_error(gs_error_Fatal);
#ifndef GS_THREADSAFE
mem_err_print = mem;
#endif
if (mem->gs_lib_ctx) /* one time initialization */
return 0;
pio = (gs_lib_ctx_t*)gs_alloc_bytes_immovable(mem,
sizeof(gs_lib_ctx_t),
"gs_lib_ctx_init");
if( pio == 0 )
return -1;
/* Wholesale blanking is cheaper than retail, and scales better when new
* fields are added. */
memset(pio, 0, sizeof(*pio));
/* Now set the non zero/false/NULL things */
pio->memory = mem;
gs_lib_ctx_get_real_stdio(&pio->fstdin, &pio->fstdout, &pio->fstderr );
pio->stdin_is_interactive = true;
/* id's 1 through 4 are reserved for Device color spaces; see gscspace.h */
pio->gs_next_id = 5; /* this implies that each thread has its own complete state */
/* Need to set this before calling gs_lib_ctx_set_icc_directory. */
mem->gs_lib_ctx = pio;
/* Initialize our default ICCProfilesDir */
pio->profiledir = NULL;
pio->profiledir_len = 0;
gs_lib_ctx_set_icc_directory(mem, DEFAULT_DIR_ICC, strlen(DEFAULT_DIR_ICC));
if (gs_lib_ctx_set_default_device_list(mem, gs_dev_defaults,
strlen(gs_dev_defaults)) < 0) {
gs_free_object(mem, pio, "gs_lib_ctx_init");
mem->gs_lib_ctx = NULL;
}
/* Initialise the underlying CMS. */
if (gscms_create(mem)) {
Failure:
gs_free_object(mem, mem->gs_lib_ctx->default_device_list,
"gs_lib_ctx_fin");
gs_free_object(mem, pio, "gs_lib_ctx_init");
mem->gs_lib_ctx = NULL;
return -1;
}
/* Initialise any lock required for the jpx codec */
if (sjpxd_create(mem)) {
gscms_destroy(mem);
goto Failure;
}
gp_get_realtime(pio->real_time_0);
/* Set scanconverter to 1 (default) */
pio->scanconverter = GS_SCANCONVERTER_DEFAULT;
return 0;
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: Mutex* CameraService::Client::getClientLockFromCookie(void* user) {
return gCameraService->getClientLockById((int) user);
}
CWE ID: CWE-264
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
BaseState::onInputBufferFilled(msg);
changeStateIfWeOwnAllBuffers();
}
CWE ID: CWE-119
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static void mntput_no_expire(struct mount *mnt)
{
rcu_read_lock();
mnt_add_count(mnt, -1);
if (likely(mnt->mnt_ns)) { /* shouldn't be the last one */
rcu_read_unlock();
return;
}
lock_mount_hash();
if (mnt_get_count(mnt)) {
rcu_read_unlock();
unlock_mount_hash();
return;
}
if (unlikely(mnt->mnt.mnt_flags & MNT_DOOMED)) {
rcu_read_unlock();
unlock_mount_hash();
return;
}
mnt->mnt.mnt_flags |= MNT_DOOMED;
rcu_read_unlock();
list_del(&mnt->mnt_instance);
unlock_mount_hash();
if (likely(!(mnt->mnt.mnt_flags & MNT_INTERNAL))) {
struct task_struct *task = current;
if (likely(!(task->flags & PF_KTHREAD))) {
init_task_work(&mnt->mnt_rcu, __cleanup_mnt);
if (!task_work_add(task, &mnt->mnt_rcu, true))
return;
}
if (llist_add(&mnt->mnt_llist, &delayed_mntput_list))
schedule_delayed_work(&delayed_mntput_work, 1);
return;
}
cleanup_mnt(mnt);
}
CWE ID: CWE-284
Target: 1
Example 2:
Code: static uint32_t NumberOfElementsImpl(JSObject* receiver,
FixedArrayBase* backing_store) {
uint32_t max_index = Subclass::GetMaxIndex(receiver, backing_store);
if (IsFastPackedElementsKind(Subclass::kind())) return max_index;
Isolate* isolate = receiver->GetIsolate();
uint32_t count = 0;
for (uint32_t i = 0; i < max_index; i++) {
if (Subclass::HasEntryImpl(isolate, backing_store, i)) count++;
}
return count;
}
CWE ID: CWE-704
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: AutocompleteLog::AutocompleteLog(
const string16& text,
bool just_deleted_text,
AutocompleteInput::Type input_type,
size_t selected_index,
SessionID::id_type tab_id,
metrics::OmniboxEventProto::PageClassification current_page_classification,
base::TimeDelta elapsed_time_since_user_first_modified_omnibox,
size_t inline_autocompleted_length,
const AutocompleteResult& result)
: text(text),
just_deleted_text(just_deleted_text),
input_type(input_type),
selected_index(selected_index),
tab_id(tab_id),
current_page_classification(current_page_classification),
elapsed_time_since_user_first_modified_omnibox(
elapsed_time_since_user_first_modified_omnibox),
inline_autocompleted_length(inline_autocompleted_length),
result(result) {
}
CWE ID:
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void WT_NoiseGenerator (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame)
{
EAS_PCM *pOutputBuffer;
EAS_I32 phaseInc;
EAS_I32 tmp0;
EAS_I32 tmp1;
EAS_I32 nInterpolatedSample;
EAS_I32 numSamples;
/* initialize some local variables */
numSamples = pWTIntFrame->numSamples;
if (numSamples <= 0) {
ALOGE("b/26366256");
return;
}
pOutputBuffer = pWTIntFrame->pAudioBuffer;
phaseInc = pWTIntFrame->frame.phaseIncrement;
/* get last two samples generated */
/*lint -e{704} <avoid divide for performance>*/
tmp0 = (EAS_I32) (pWTVoice->phaseAccum) >> 18;
/*lint -e{704} <avoid divide for performance>*/
tmp1 = (EAS_I32) (pWTVoice->loopEnd) >> 18;
/* generate a buffer of noise */
while (numSamples--) {
nInterpolatedSample = MULT_AUDIO_COEF( tmp0, (PHASE_ONE - pWTVoice->phaseFrac));
nInterpolatedSample += MULT_AUDIO_COEF( tmp1, pWTVoice->phaseFrac);
*pOutputBuffer++ = (EAS_PCM) nInterpolatedSample;
/* update PRNG */
pWTVoice->phaseFrac += (EAS_U32) phaseInc;
if (GET_PHASE_INT_PART(pWTVoice->phaseFrac)) {
tmp0 = tmp1;
pWTVoice->phaseAccum = pWTVoice->loopEnd;
pWTVoice->loopEnd = (5 * pWTVoice->loopEnd + 1);
tmp1 = (EAS_I32) (pWTVoice->loopEnd) >> 18;
pWTVoice->phaseFrac = GET_PHASE_FRAC_PART(pWTVoice->phaseFrac);
}
}
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: bool NavigationControllerImpl::CanGoBack() const {
return entries_.size() > 1 && GetCurrentEntryIndex() > 0;
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: print_dns_label(netdissect_options *ndo,
const u_char *cp, u_int max_length, int print)
{
u_int length = 0;
while (length < max_length) {
u_int lab_length = cp[length++];
if (lab_length == 0)
return (int)length;
if (length > 1 && print)
safeputchar(ndo, '.');
if (length+lab_length > max_length) {
if (print)
safeputs(ndo, cp+length, max_length-length);
break;
}
if (print)
safeputs(ndo, cp+length, lab_length);
length += lab_length;
}
if (print)
ND_PRINT((ndo, "[|DNS]"));
return -1;
}
CWE ID: CWE-125
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void set_scl(int state)
{
qrio_set_opendrain_gpio(DEBLOCK_PORT1, DEBLOCK_SCL1, state);
}
CWE ID: CWE-787
Target: 1
Example 2:
Code: xmlFatalErrMsgInt(xmlParserCtxtPtr ctxt, xmlParserErrors error,
const char *msg, int val)
{
if ((ctxt != NULL) && (ctxt->disableSAX != 0) &&
(ctxt->instate == XML_PARSER_EOF))
return;
if (ctxt != NULL)
ctxt->errNo = error;
__xmlRaiseError(NULL, NULL, NULL,
ctxt, NULL, XML_FROM_PARSER, error, XML_ERR_FATAL,
NULL, 0, NULL, NULL, NULL, val, 0, msg, val);
if (ctxt != NULL) {
ctxt->wellFormed = 0;
if (ctxt->recovery == 0)
ctxt->disableSAX = 1;
}
}
CWE ID: CWE-835
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static inline void assign_eip_near(struct x86_emulate_ctxt *ctxt, ulong dst)
{
switch (ctxt->op_bytes) {
case 2:
ctxt->_eip = (u16)dst;
break;
case 4:
ctxt->_eip = (u32)dst;
break;
case 8:
ctxt->_eip = dst;
break;
default:
WARN(1, "unsupported eip assignment size\n");
}
}
CWE ID: CWE-264
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: psf_close (SF_PRIVATE *psf)
{ uint32_t k ;
int error = 0 ;
if (psf->codec_close)
{ error = psf->codec_close (psf) ;
/* To prevent it being called in psf->container_close(). */
psf->codec_close = NULL ;
} ;
if (psf->container_close)
error = psf->container_close (psf) ;
error = psf_fclose (psf) ;
psf_close_rsrc (psf) ;
/* For an ISO C compliant implementation it is ok to free a NULL pointer. */
free (psf->container_data) ;
free (psf->codec_data) ;
free (psf->interleave) ;
free (psf->dither) ;
free (psf->peak_info) ;
free (psf->broadcast_16k) ;
free (psf->loop_info) ;
free (psf->instrument) ;
free (psf->cues) ;
free (psf->channel_map) ;
free (psf->format_desc) ;
free (psf->strings.storage) ;
if (psf->wchunks.chunks)
for (k = 0 ; k < psf->wchunks.used ; k++)
free (psf->wchunks.chunks [k].data) ;
free (psf->rchunks.chunks) ;
free (psf->wchunks.chunks) ;
free (psf->iterator) ;
free (psf->cart_16k) ;
memset (psf, 0, sizeof (SF_PRIVATE)) ;
free (psf) ;
return error ;
} /* psf_close */
CWE ID: CWE-119
Target: 1
Example 2:
Code: void jslInit(JsVar *var) {
lex->sourceVar = jsvLockAgain(var);
lex->tk = 0;
lex->tokenStart.it.var = 0;
lex->tokenStart.currCh = 0;
lex->tokenLastStart = 0;
lex->tokenl = 0;
lex->tokenValue = 0;
lex->lineNumberOffset = 0;
jsvStringIteratorNew(&lex->it, lex->sourceVar, 0);
jsvUnLock(lex->it.var); // see jslGetNextCh
jslPreload();
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void ftrace_dump(enum ftrace_dump_mode oops_dump_mode)
{
/* use static because iter can be a bit big for the stack */
static struct trace_iterator iter;
static atomic_t dump_running;
struct trace_array *tr = &global_trace;
unsigned int old_userobj;
unsigned long flags;
int cnt = 0, cpu;
/* Only allow one dump user at a time. */
if (atomic_inc_return(&dump_running) != 1) {
atomic_dec(&dump_running);
return;
}
/*
* Always turn off tracing when we dump.
* We don't need to show trace output of what happens
* between multiple crashes.
*
* If the user does a sysrq-z, then they can re-enable
* tracing with echo 1 > tracing_on.
*/
tracing_off();
local_irq_save(flags);
printk_nmi_direct_enter();
/* Simulate the iterator */
trace_init_global_iter(&iter);
for_each_tracing_cpu(cpu) {
atomic_inc(&per_cpu_ptr(iter.trace_buffer->data, cpu)->disabled);
}
old_userobj = tr->trace_flags & TRACE_ITER_SYM_USEROBJ;
/* don't look at user memory in panic mode */
tr->trace_flags &= ~TRACE_ITER_SYM_USEROBJ;
switch (oops_dump_mode) {
case DUMP_ALL:
iter.cpu_file = RING_BUFFER_ALL_CPUS;
break;
case DUMP_ORIG:
iter.cpu_file = raw_smp_processor_id();
break;
case DUMP_NONE:
goto out_enable;
default:
printk(KERN_TRACE "Bad dumping mode, switching to all CPUs dump\n");
iter.cpu_file = RING_BUFFER_ALL_CPUS;
}
printk(KERN_TRACE "Dumping ftrace buffer:\n");
/* Did function tracer already get disabled? */
if (ftrace_is_dead()) {
printk("# WARNING: FUNCTION TRACING IS CORRUPTED\n");
printk("# MAY BE MISSING FUNCTION EVENTS\n");
}
/*
* We need to stop all tracing on all CPUS to read the
* the next buffer. This is a bit expensive, but is
* not done often. We fill all what we can read,
* and then release the locks again.
*/
while (!trace_empty(&iter)) {
if (!cnt)
printk(KERN_TRACE "---------------------------------\n");
cnt++;
/* reset all but tr, trace, and overruns */
memset(&iter.seq, 0,
sizeof(struct trace_iterator) -
offsetof(struct trace_iterator, seq));
iter.iter_flags |= TRACE_FILE_LAT_FMT;
iter.pos = -1;
if (trace_find_next_entry_inc(&iter) != NULL) {
int ret;
ret = print_trace_line(&iter);
if (ret != TRACE_TYPE_NO_CONSUME)
trace_consume(&iter);
}
touch_nmi_watchdog();
trace_printk_seq(&iter.seq);
}
if (!cnt)
printk(KERN_TRACE " (ftrace buffer empty)\n");
else
printk(KERN_TRACE "---------------------------------\n");
out_enable:
tr->trace_flags |= old_userobj;
for_each_tracing_cpu(cpu) {
atomic_dec(&per_cpu_ptr(iter.trace_buffer->data, cpu)->disabled);
}
atomic_dec(&dump_running);
printk_nmi_direct_exit();
local_irq_restore(flags);
}
CWE ID: CWE-416
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static void sctp_generate_timeout_event(struct sctp_association *asoc,
sctp_event_timeout_t timeout_type)
{
struct net *net = sock_net(asoc->base.sk);
int error = 0;
bh_lock_sock(asoc->base.sk);
if (sock_owned_by_user(asoc->base.sk)) {
pr_debug("%s: sock is busy: timer %d\n", __func__,
timeout_type);
/* Try again later. */
if (!mod_timer(&asoc->timers[timeout_type], jiffies + (HZ/20)))
sctp_association_hold(asoc);
goto out_unlock;
}
/* Is this association really dead and just waiting around for
* the timer to let go of the reference?
*/
if (asoc->base.dead)
goto out_unlock;
/* Run through the state machine. */
error = sctp_do_sm(net, SCTP_EVENT_T_TIMEOUT,
SCTP_ST_TIMEOUT(timeout_type),
asoc->state, asoc->ep, asoc,
(void *)timeout_type, GFP_ATOMIC);
if (error)
asoc->base.sk->sk_err = -error;
out_unlock:
bh_unlock_sock(asoc->base.sk);
sctp_association_put(asoc);
}
CWE ID: CWE-362
Target: 1
Example 2:
Code: void NavigationControllerImpl::SetTransientEntry(
std::unique_ptr<NavigationEntry> entry) {
int index = 0;
if (last_committed_entry_index_ != -1)
index = last_committed_entry_index_ + 1;
DiscardTransientEntry();
entries_.insert(entries_.begin() + index,
NavigationEntryImpl::FromNavigationEntry(std::move(entry)));
transient_entry_index_ = index;
delegate_->NotifyNavigationStateChanged(INVALIDATE_TYPE_ALL);
}
CWE ID: CWE-362
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void CLASS nikon_3700()
{
int bits, i;
uchar dp[24];
static const struct {
int bits;
char make[12], model[15];
} table[] = {
{ 0x00, "PENTAX", "Optio 33WR" },
{ 0x03, "NIKON", "E3200" },
{ 0x32, "NIKON", "E3700" },
{ 0x33, "OLYMPUS", "C740UZ" } };
fseek (ifp, 3072, SEEK_SET);
fread (dp, 1, 24, ifp);
bits = (dp[8] & 3) << 4 | (dp[20] & 3);
for (i=0; i < (int) sizeof table / (int) sizeof *table; i++)
if (bits == table[i].bits) {
strcpy (make, table[i].make );
strcpy (model, table[i].model);
}
}
CWE ID: CWE-189
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: ~CreateFileResult()
{
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: void ShowLoginWizardFinish(
chromeos::OobeScreen first_screen,
const chromeos::StartupCustomizationDocument* startup_manifest) {
TRACE_EVENT0("chromeos", "ShowLoginWizard::ShowLoginWizardFinish");
chromeos::LoginDisplayHost* display_host = nullptr;
if (chromeos::LoginDisplayHost::default_host()) {
display_host = chromeos::LoginDisplayHost::default_host();
} else if (ash::features::IsViewsLoginEnabled() &&
ShouldShowSigninScreen(first_screen)) {
display_host = new chromeos::LoginDisplayHostMojo();
} else {
display_host = new chromeos::LoginDisplayHostWebUI();
}
std::string timezone;
if (chromeos::system::PerUserTimezoneEnabled()) {
timezone = g_browser_process->local_state()->GetString(
prefs::kSigninScreenTimezone);
}
if (ShouldShowSigninScreen(first_screen)) {
display_host->StartSignInScreen(chromeos::LoginScreenContext());
} else {
display_host->StartWizard(first_screen);
const std::string customization_timezone =
startup_manifest->initial_timezone();
VLOG(1) << "Initial time zone: " << customization_timezone;
if (!customization_timezone.empty())
timezone = customization_timezone;
}
if (!timezone.empty()) {
chromeos::system::SetSystemAndSigninScreenTimezone(timezone);
}
}
CWE ID:
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static void reflectedCustomStringAttrAttributeSetterCallback(v8::Local<v8::String>, v8::Local<v8::Value> jsValue, const v8::PropertyCallbackInfo<void>& info)
{
TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMSetter");
CustomElementCallbackDispatcher::CallbackDeliveryScope deliveryScope;
TestObjectV8Internal::reflectedCustomStringAttrAttributeSetter(jsValue, info);
TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
}
CWE ID: CWE-399
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int load_segment_descriptor(struct x86_emulate_ctxt *ctxt,
u16 selector, int seg)
{
u8 cpl = ctxt->ops->cpl(ctxt);
return __load_segment_descriptor(ctxt, selector, seg, cpl, false);
}
CWE ID: CWE-264
Target: 1
Example 2:
Code: static bool path_connected(const struct path *path)
{
struct vfsmount *mnt = path->mnt;
/* Only bind mounts can have disconnected paths */
if (mnt->mnt_root == mnt->mnt_sb->s_root)
return true;
return is_subdir(path->dentry, mnt->mnt_root);
}
CWE ID: CWE-284
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void blk_rq_unprep_clone(struct request *rq)
{
struct bio *bio;
while ((bio = rq->bio) != NULL) {
rq->bio = bio->bi_next;
bio_put(bio);
}
}
CWE ID: CWE-416
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int snd_timer_user_tselect(struct file *file,
struct snd_timer_select __user *_tselect)
{
struct snd_timer_user *tu;
struct snd_timer_select tselect;
char str[32];
int err = 0;
tu = file->private_data;
if (tu->timeri) {
snd_timer_close(tu->timeri);
tu->timeri = NULL;
}
if (copy_from_user(&tselect, _tselect, sizeof(tselect))) {
err = -EFAULT;
goto __err;
}
sprintf(str, "application %i", current->pid);
if (tselect.id.dev_class != SNDRV_TIMER_CLASS_SLAVE)
tselect.id.dev_sclass = SNDRV_TIMER_SCLASS_APPLICATION;
err = snd_timer_open(&tu->timeri, str, &tselect.id, current->pid);
if (err < 0)
goto __err;
kfree(tu->queue);
tu->queue = NULL;
kfree(tu->tqueue);
tu->tqueue = NULL;
if (tu->tread) {
tu->tqueue = kmalloc(tu->queue_size * sizeof(struct snd_timer_tread),
GFP_KERNEL);
if (tu->tqueue == NULL)
err = -ENOMEM;
} else {
tu->queue = kmalloc(tu->queue_size * sizeof(struct snd_timer_read),
GFP_KERNEL);
if (tu->queue == NULL)
err = -ENOMEM;
}
if (err < 0) {
snd_timer_close(tu->timeri);
tu->timeri = NULL;
} else {
tu->timeri->flags |= SNDRV_TIMER_IFLG_FAST;
tu->timeri->callback = tu->tread
? snd_timer_user_tinterrupt : snd_timer_user_interrupt;
tu->timeri->ccallback = snd_timer_user_ccallback;
tu->timeri->callback_data = (void *)tu;
tu->timeri->disconnect = snd_timer_user_disconnect;
}
__err:
return err;
}
CWE ID: CWE-200
Target: 1
Example 2:
Code: static void rpc_release_resources_task(struct rpc_task *task)
{
if (task->tk_rqstp)
xprt_release(task);
if (task->tk_msg.rpc_cred) {
put_rpccred(task->tk_msg.rpc_cred);
task->tk_msg.rpc_cred = NULL;
}
rpc_task_release_client(task);
}
CWE ID: CWE-399
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: SWFInput_input_seek(SWFInput input, long offset, int whence)
{
if ( whence == SEEK_CUR )
{
if ( offset >= 0 )
input->offset = min(input->length, input->offset + offset);
else
input->offset = max(0, input->offset + offset);
}
else if ( whence == SEEK_END )
input->offset = max(0, input->length - offset);
else if ( whence == SEEK_SET )
input->offset = min(input->length, offset);
}
CWE ID: CWE-190
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: SProcXFixesChangeSaveSet(ClientPtr client)
{
REQUEST(xXFixesChangeSaveSetReq);
swaps(&stuff->length);
swapl(&stuff->window);
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: void SharedWorkerDevToolsAgentHost::DispatchProtocolMessage(
DevToolsSession* session,
const std::string& message) {
session->DispatchProtocolMessage(message);
}
CWE ID: CWE-20
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void Textfield::UseDefaultTextColor() {
use_default_text_color_ = true;
SetColor(GetTextColor());
}
CWE ID:
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int su3000_power_ctrl(struct dvb_usb_device *d, int i)
{
struct dw2102_state *state = (struct dw2102_state *)d->priv;
u8 obuf[] = {0xde, 0};
info("%s: %d, initialized %d", __func__, i, state->initialized);
if (i && !state->initialized) {
state->initialized = 1;
/* reset board */
return dvb_usb_generic_rw(d, obuf, 2, NULL, 0, 0);
}
return 0;
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: void FrameSelection::DidSetSelectionDeprecated(
const SetSelectionData& options) {
const Document& current_document = GetDocument();
if (!GetSelectionInDOMTree().IsNone() && !options.DoNotSetFocus()) {
SetFocusedNodeIfNeeded();
if (!IsAvailable() || GetDocument() != current_document) {
NOTREACHED();
return;
}
}
frame_caret_->StopCaretBlinkTimer();
UpdateAppearance();
x_pos_for_vertical_arrow_navigation_ = NoXPosForVerticalArrowNavigation();
if (!options.DoNotSetFocus()) {
SelectFrameElementInParentIfFullySelected();
if (!IsAvailable() || GetDocument() != current_document) {
return;
}
}
const SetSelectionBy set_selection_by = options.GetSetSelectionBy();
NotifyTextControlOfSelectionChange(set_selection_by);
if (set_selection_by == SetSelectionBy::kUser) {
const CursorAlignOnScroll align = options.GetCursorAlignOnScroll();
ScrollAlignment alignment;
if (frame_->GetEditor()
.Behavior()
.ShouldCenterAlignWhenSelectionIsRevealed())
alignment = (align == CursorAlignOnScroll::kAlways)
? ScrollAlignment::kAlignCenterAlways
: ScrollAlignment::kAlignCenterIfNeeded;
else
alignment = (align == CursorAlignOnScroll::kAlways)
? ScrollAlignment::kAlignTopAlways
: ScrollAlignment::kAlignToEdgeIfNeeded;
RevealSelection(alignment, kRevealExtent);
}
NotifyAccessibilityForSelectionChange();
NotifyCompositorForSelectionChange();
NotifyEventHandlerForSelectionChange();
frame_->DomWindow()->EnqueueDocumentEvent(
Event::Create(EventTypeNames::selectionchange));
}
CWE ID: CWE-119
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: check_interlace_type(int PNG_CONST interlace_type)
{
if (interlace_type != PNG_INTERLACE_NONE)
{
/* This is an internal error - --interlace tests should be skipped, not
* attempted.
*/
fprintf(stderr, "pngvalid: no interlace support\n");
exit(99);
}
}
CWE ID:
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void AutofillPopupBaseView::DoShow() {
const bool initialize_widget = !GetWidget();
if (initialize_widget) {
if (parent_widget_)
parent_widget_->AddObserver(this);
views::Widget* widget = new views::Widget;
views::Widget::InitParams params(views::Widget::InitParams::TYPE_POPUP);
params.delegate = this;
params.parent = parent_widget_ ? parent_widget_->GetNativeView()
: delegate_->container_view();
AddExtraInitParams(¶ms);
widget->Init(params);
std::unique_ptr<views::View> wrapper = CreateWrapperView();
if (wrapper)
widget->SetContentsView(wrapper.release());
widget->AddObserver(this);
widget->SetVisibilityAnimationTransition(views::Widget::ANIMATE_HIDE);
show_time_ = base::Time::Now();
}
GetWidget()->GetRootView()->SetBorder(CreateBorder());
DoUpdateBoundsAndRedrawPopup();
GetWidget()->Show();
if (initialize_widget)
views::WidgetFocusManager::GetInstance()->AddFocusChangeListener(this);
}
CWE ID: CWE-416
Target: 1
Example 2:
Code: static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
{
struct hid_device *hdev = to_hid_device(dev);
if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
hdev->bus, hdev->vendor, hdev->product))
return -ENOMEM;
if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
return -ENOMEM;
if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
return -ENOMEM;
if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
return -ENOMEM;
if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
hdev->bus, hdev->group, hdev->vendor, hdev->product))
return -ENOMEM;
return 0;
}
CWE ID: CWE-125
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int rfcomm_sock_debugfs_show(struct seq_file *f, void *p)
{
struct sock *sk;
read_lock(&rfcomm_sk_list.lock);
sk_for_each(sk, &rfcomm_sk_list.head) {
seq_printf(f, "%pMR %pMR %d %d\n",
&bt_sk(sk)->src, &bt_sk(sk)->dst,
sk->sk_state, rfcomm_pi(sk)->channel);
}
read_unlock(&rfcomm_sk_list.lock);
return 0;
}
CWE ID: CWE-200
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: testing::AssertionResult ScriptAllowedExclusivelyOnTab(
const Extension* extension,
const std::set<GURL>& allowed_urls,
int tab_id) {
std::vector<std::string> errors;
for (const GURL& url : urls_) {
bool allowed = IsAllowedScript(extension, url, tab_id);
if (allowed && !allowed_urls.count(url))
errors.push_back("Script unexpectedly disallowed on " + url.spec());
else if (!allowed && allowed_urls.count(url))
errors.push_back("Script unexpectedly allowed on " + url.spec());
}
if (!errors.empty())
return testing::AssertionFailure() << base::JoinString(errors, "\n");
return testing::AssertionSuccess();
}
CWE ID: CWE-20
Target: 1
Example 2:
Code: entry_guards_update_confirmed(guard_selection_t *gs)
{
smartlist_clear(gs->confirmed_entry_guards);
SMARTLIST_FOREACH_BEGIN(gs->sampled_entry_guards, entry_guard_t *, guard) {
if (guard->confirmed_idx >= 0)
smartlist_add(gs->confirmed_entry_guards, guard);
} SMARTLIST_FOREACH_END(guard);
smartlist_sort(gs->confirmed_entry_guards, compare_guards_by_confirmed_idx);
int any_changed = 0;
SMARTLIST_FOREACH_BEGIN(gs->confirmed_entry_guards, entry_guard_t *, guard) {
if (guard->confirmed_idx != guard_sl_idx) {
any_changed = 1;
guard->confirmed_idx = guard_sl_idx;
}
} SMARTLIST_FOREACH_END(guard);
gs->next_confirmed_idx = smartlist_len(gs->confirmed_entry_guards);
if (any_changed) {
entry_guards_changed_for_guard_selection(gs);
}
}
CWE ID: CWE-200
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: int sctp_verify_asconf(const struct sctp_association *asoc,
struct sctp_paramhdr *param_hdr, void *chunk_end,
struct sctp_paramhdr **errp) {
sctp_addip_param_t *asconf_param;
union sctp_params param;
int length, plen;
param.v = (sctp_paramhdr_t *) param_hdr;
while (param.v <= chunk_end - sizeof(sctp_paramhdr_t)) {
length = ntohs(param.p->length);
*errp = param.p;
if (param.v > chunk_end - length ||
length < sizeof(sctp_paramhdr_t))
return 0;
switch (param.p->type) {
case SCTP_PARAM_ADD_IP:
case SCTP_PARAM_DEL_IP:
case SCTP_PARAM_SET_PRIMARY:
asconf_param = (sctp_addip_param_t *)param.v;
plen = ntohs(asconf_param->param_hdr.length);
if (plen < sizeof(sctp_addip_param_t) +
sizeof(sctp_paramhdr_t))
return 0;
break;
case SCTP_PARAM_SUCCESS_REPORT:
case SCTP_PARAM_ADAPTATION_LAYER_IND:
if (length != sizeof(sctp_addip_param_t))
return 0;
break;
default:
break;
}
param.v += WORD_ROUND(length);
}
if (param.v != chunk_end)
return 0;
return 1;
}
CWE ID: CWE-399
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: void DownloadItemImpl::OnDownloadRenamedToFinalName(
DownloadFileManager* file_manager,
const FilePath& full_path) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
VLOG(20) << __FUNCTION__ << "()"
<< " full_path = \"" << full_path.value() << "\""
<< " needed rename = " << NeedsRename()
<< " " << DebugString(false);
DCHECK(NeedsRename());
if (!full_path.empty()) {
target_path_ = full_path;
SetFullPath(full_path);
delegate_->DownloadRenamedToFinalName(this);
if (delegate_->ShouldOpenDownload(this))
Completed();
else
delegate_delayed_complete_ = true;
BrowserThread::PostTask(
BrowserThread::FILE, FROM_HERE,
base::Bind(&DownloadFileManager::CompleteDownload,
file_manager, GetGlobalId()));
}
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: void OmniboxEditModel::SetSuggestionToPrefetch(
const InstantSuggestion& suggestion) {
delegate_->SetSuggestionToPrefetch(suggestion);
}
CWE ID: CWE-362
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void V8TestObject::RuntimeCallStatsCounterMethodMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
RUNTIME_CALL_TIMER_SCOPE(info.GetIsolate(), RuntimeCallStats::CounterId::kRuntimeCallStatsCounterMethod);
test_object_v8_internal::RuntimeCallStatsCounterMethodMethod(info);
}
CWE ID:
Output: | 0 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: static int ohci_bus_start(OHCIState *ohci)
{
ohci->eof_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
ohci_frame_boundary,
ohci);
if (ohci->eof_timer == NULL) {
trace_usb_ohci_bus_eof_timer_failed(ohci->name);
ohci_die(ohci);
return 0;
}
trace_usb_ohci_start(ohci->name);
/* Delay the first SOF event by one frame time as
if (ohci->eof_timer == NULL) {
trace_usb_ohci_bus_eof_timer_failed(ohci->name);
ohci_die(ohci);
return 0;
}
trace_usb_ohci_start(ohci->name);
/* Delay the first SOF event by one frame time as
static void ohci_bus_stop(OHCIState *ohci)
{
trace_usb_ohci_stop(ohci->name);
if (ohci->eof_timer) {
timer_del(ohci->eof_timer);
timer_free(ohci->eof_timer);
}
ohci->eof_timer = NULL;
}
/* Sets a flag in a port status register but only set it if the port is
}
CWE ID:
Target: 1
Example 2:
Code: lou_translateString(const char *tableList, const widechar *inbufx, int *inlen,
widechar *outbuf, int *outlen, formtype *typeform, char *spacing, int mode) {
return lou_translate(tableList, inbufx, inlen, outbuf, outlen, typeform, spacing,
NULL, NULL, NULL, mode);
}
CWE ID: CWE-125
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: void SynchronousCompositorOutputSurface::InvokeComposite(
const gfx::Transform& transform,
gfx::Rect viewport,
gfx::Rect clip,
gfx::Rect viewport_rect_for_tile_priority,
gfx::Transform transform_for_tile_priority,
bool hardware_draw) {
DCHECK(!frame_holder_.get());
gfx::Transform adjusted_transform = transform;
adjusted_transform.matrix().postTranslate(-viewport.x(), -viewport.y(), 0);
SetExternalDrawConstraints(adjusted_transform, viewport, clip,
viewport_rect_for_tile_priority,
transform_for_tile_priority, !hardware_draw);
if (!hardware_draw || next_hardware_draw_needs_damage_) {
next_hardware_draw_needs_damage_ = false;
SetNeedsRedrawRect(gfx::Rect(viewport.size()));
}
client_->OnDraw();
if (hardware_draw) {
cached_hw_transform_ = adjusted_transform;
cached_hw_viewport_ = viewport;
cached_hw_clip_ = clip;
cached_hw_viewport_rect_for_tile_priority_ =
viewport_rect_for_tile_priority;
cached_hw_transform_for_tile_priority_ = transform_for_tile_priority;
} else {
bool resourceless_software_draw = false;
SetExternalDrawConstraints(cached_hw_transform_,
cached_hw_viewport_,
cached_hw_clip_,
cached_hw_viewport_rect_for_tile_priority_,
cached_hw_transform_for_tile_priority_,
resourceless_software_draw);
next_hardware_draw_needs_damage_ = true;
}
if (frame_holder_.get())
client_->DidSwapBuffersComplete();
}
CWE ID: CWE-399
Output: | 1 |
Here are some example code snippets. Analyze the following code and CWE ID and the target value where 1 indicates the code has vulnerability and 0 indicates non-vulnerable code.
Example 1:
Code: OMX_ERRORTYPE omx_video::allocate_output_buffer(
OMX_IN OMX_HANDLETYPE hComp,
OMX_INOUT OMX_BUFFERHEADERTYPE** bufferHdr,
OMX_IN OMX_U32 port,
OMX_IN OMX_PTR appData,
OMX_IN OMX_U32 bytes)
{
(void)hComp, (void)port;
OMX_ERRORTYPE eRet = OMX_ErrorNone;
OMX_BUFFERHEADERTYPE *bufHdr= NULL; // buffer header
unsigned i= 0; // Temporary counter
#ifdef _MSM8974_
int align_size;
#endif
DEBUG_PRINT_HIGH("allocate_output_buffer()for %u bytes", (unsigned int)bytes);
if (!m_out_mem_ptr) {
int nBufHdrSize = 0;
DEBUG_PRINT_HIGH("%s: size = %u, actual cnt %u", __FUNCTION__,
(unsigned int)m_sOutPortDef.nBufferSize, (unsigned int)m_sOutPortDef.nBufferCountActual);
nBufHdrSize = m_sOutPortDef.nBufferCountActual * sizeof(OMX_BUFFERHEADERTYPE);
/*
* Memory for output side involves the following:
* 1. Array of Buffer Headers
* 2. Bitmask array to hold the buffer allocation details
* In order to minimize the memory management entire allocation
* is done in one step.
*/
m_out_mem_ptr = (OMX_BUFFERHEADERTYPE *)calloc(nBufHdrSize,1);
#ifdef USE_ION
m_pOutput_ion = (struct venc_ion *) calloc(sizeof (struct venc_ion), m_sOutPortDef.nBufferCountActual);
if (m_pOutput_ion == NULL) {
DEBUG_PRINT_ERROR("ERROR: calloc() Failed for m_pOutput_ion");
return OMX_ErrorInsufficientResources;
}
#endif
m_pOutput_pmem = (struct pmem *) calloc(sizeof(struct pmem), m_sOutPortDef.nBufferCountActual);
if (m_pOutput_pmem == NULL) {
DEBUG_PRINT_ERROR("ERROR: calloc() Failed for m_pOutput_pmem");
return OMX_ErrorInsufficientResources;
}
if (m_out_mem_ptr && m_pOutput_pmem) {
bufHdr = m_out_mem_ptr;
for (i=0; i < m_sOutPortDef.nBufferCountActual ; i++) {
bufHdr->nSize = sizeof(OMX_BUFFERHEADERTYPE);
bufHdr->nVersion.nVersion = OMX_SPEC_VERSION;
bufHdr->nAllocLen = bytes;
bufHdr->nFilledLen = 0;
bufHdr->pAppPrivate = appData;
bufHdr->nOutputPortIndex = PORT_INDEX_OUT;
bufHdr->pOutputPortPrivate = (OMX_PTR)&m_pOutput_pmem[i];
bufHdr->pBuffer = NULL;
bufHdr++;
m_pOutput_pmem[i].fd = -1;
#ifdef USE_ION
m_pOutput_ion[i].ion_device_fd =-1;
m_pOutput_ion[i].fd_ion_data.fd=-1;
m_pOutput_ion[i].ion_alloc_data.handle = 0;
#endif
}
} else {
DEBUG_PRINT_ERROR("ERROR: calloc() failed for m_out_mem_ptr/m_pOutput_pmem");
eRet = OMX_ErrorInsufficientResources;
}
}
DEBUG_PRINT_HIGH("actual cnt = %u", (unsigned int)m_sOutPortDef.nBufferCountActual);
for (i=0; i< m_sOutPortDef.nBufferCountActual; i++) {
if (BITMASK_ABSENT(&m_out_bm_count,i)) {
DEBUG_PRINT_LOW("Found a Free Output Buffer %d",i);
break;
}
}
if (eRet == OMX_ErrorNone) {
if (i < m_sOutPortDef.nBufferCountActual) {
#ifdef USE_ION
#ifdef _MSM8974_
align_size = ((m_sOutPortDef.nBufferSize + 4095)/4096) * 4096;
m_pOutput_ion[i].ion_device_fd = alloc_map_ion_memory(align_size,
&m_pOutput_ion[i].ion_alloc_data,
&m_pOutput_ion[i].fd_ion_data, ION_FLAG_CACHED);
#else
m_pOutput_ion[i].ion_device_fd = alloc_map_ion_memory(m_sOutPortDef.nBufferSize,
&m_pOutput_ion[i].ion_alloc_data,
&m_pOutput_ion[i].fd_ion_data,ION_FLAG_CACHED);
#endif
if (m_pOutput_ion[i].ion_device_fd < 0) {
DEBUG_PRINT_ERROR("ERROR:ION device open() Failed");
return OMX_ErrorInsufficientResources;
}
m_pOutput_pmem[i].fd = m_pOutput_ion[i].fd_ion_data.fd;
#else
m_pOutput_pmem[i].fd = open (MEM_DEVICE,O_RDWR);
if (m_pOutput_pmem[i].fd == 0) {
m_pOutput_pmem[i].fd = open (MEM_DEVICE,O_RDWR);
}
if (m_pOutput_pmem[i].fd < 0) {
DEBUG_PRINT_ERROR("ERROR: /dev/pmem_adsp open() failed");
return OMX_ErrorInsufficientResources;
}
#endif
m_pOutput_pmem[i].size = m_sOutPortDef.nBufferSize;
m_pOutput_pmem[i].offset = 0;
m_pOutput_pmem[i].buffer = (OMX_U8 *)SECURE_BUFPTR;
if(!secure_session) {
#ifdef _MSM8974_
m_pOutput_pmem[i].buffer = (unsigned char *)mmap(NULL,
align_size,PROT_READ|PROT_WRITE,
MAP_SHARED,m_pOutput_pmem[i].fd,0);
#else
m_pOutput_pmem[i].buffer = (unsigned char *)mmap(NULL,
m_pOutput_pmem[i].size,PROT_READ|PROT_WRITE,
MAP_SHARED,m_pOutput_pmem[i].fd,0);
#endif
if (m_pOutput_pmem[i].buffer == MAP_FAILED) {
DEBUG_PRINT_ERROR("ERROR: MMAP_FAILED in o/p alloc buffer");
close (m_pOutput_pmem[i].fd);
#ifdef USE_ION
free_ion_memory(&m_pOutput_ion[i]);
#endif
return OMX_ErrorInsufficientResources;
}
}
else {
m_pOutput_pmem[i].buffer = malloc(sizeof(OMX_U32) + sizeof(native_handle_t*));
native_handle_t *handle = native_handle_create(1, 0);
handle->data[0] = m_pOutput_pmem[i].fd;
char *data = (char*) m_pOutput_pmem[i].buffer;
OMX_U32 type = 1;
memcpy(data, &type, sizeof(OMX_U32));
memcpy(data + sizeof(OMX_U32), &handle, sizeof(native_handle_t*));
}
*bufferHdr = (m_out_mem_ptr + i );
(*bufferHdr)->pBuffer = (OMX_U8 *)m_pOutput_pmem[i].buffer;
(*bufferHdr)->pAppPrivate = appData;
BITMASK_SET(&m_out_bm_count,i);
if (dev_use_buf(&m_pOutput_pmem[i],PORT_INDEX_OUT,i) != true) {
DEBUG_PRINT_ERROR("ERROR: dev_use_buf FAILED for o/p buf");
return OMX_ErrorInsufficientResources;
}
} else {
DEBUG_PRINT_ERROR("ERROR: All o/p buffers are allocated, invalid allocate buf call"
"for index [%d] actual: %u", i, (unsigned int)m_sOutPortDef.nBufferCountActual);
}
}
return eRet;
}
CWE ID: CWE-119
Target: 1
Example 2:
Code: void CL_NextDownload( void ) {
char *s;
char *remoteName, *localName;
qboolean useCURL = qfalse;
if( *clc.downloadName ) {
char *zippath = FS_BuildOSPath(Cvar_VariableString("fs_homepath"), clc.downloadName, "");
zippath[strlen(zippath)-1] = '\0';
if(!FS_CompareZipChecksum(zippath))
Com_Error(ERR_DROP, "Incorrect checksum for file: %s", clc.downloadName);
}
*clc.downloadTempName = *clc.downloadName = 0;
Cvar_Set("cl_downloadName", "");
if ( *clc.downloadList ) {
s = clc.downloadList;
if ( *s == '@' ) {
s++;
}
remoteName = s;
if ( ( s = strchr( s, '@' ) ) == NULL ) {
CL_DownloadsComplete();
return;
}
*s++ = 0;
localName = s;
if ( ( s = strchr( s, '@' ) ) != NULL ) {
*s++ = 0;
} else {
s = localName + strlen( localName ); // point at the nul byte
}
#ifdef USE_CURL
if(!(cl_allowDownload->integer & DLF_NO_REDIRECT)) {
if(clc.sv_allowDownload & DLF_NO_REDIRECT) {
Com_Printf("WARNING: server does not "
"allow download redirection "
"(sv_allowDownload is %d)\n",
clc.sv_allowDownload);
}
else if(!*clc.sv_dlURL) {
Com_Printf("WARNING: server allows "
"download redirection, but does not "
"have sv_dlURL set\n");
}
else if(!CL_cURL_Init()) {
Com_Printf("WARNING: could not load "
"cURL library\n");
}
else {
CL_cURL_BeginDownload(localName, va("%s/%s",
clc.sv_dlURL, remoteName));
useCURL = qtrue;
}
}
else if(!(clc.sv_allowDownload & DLF_NO_REDIRECT)) {
Com_Printf("WARNING: server allows download "
"redirection, but it disabled by client "
"configuration (cl_allowDownload is %d)\n",
cl_allowDownload->integer);
}
#endif /* USE_CURL */
if(!useCURL) {
if((cl_allowDownload->integer & DLF_NO_UDP)) {
Com_Error(ERR_DROP, "UDP Downloads are "
"disabled on your client. "
"(cl_allowDownload is %d)",
cl_allowDownload->integer);
return;
}
else {
CL_BeginDownload( localName, remoteName );
}
}
clc.downloadRestart = qtrue;
memmove( clc.downloadList, s, strlen( s ) + 1 );
return;
}
CL_DownloadsComplete();
}
CWE ID: CWE-269
Target: 0
Now analyze the following code and CWE ID. Determine whether it has a vulnerability. If it does, return '1'; if it doesn't, return '0'. Remember, I want response in '1' or '0'. Do Not respond with explanation.
Code: static int sctp_getsockopt_local_addrs_old(struct sock *sk, int len,
char __user *optval, int __user *optlen)
{
struct sctp_bind_addr *bp;
struct sctp_association *asoc;
struct list_head *pos;
int cnt = 0;
struct sctp_getaddrs_old getaddrs;
struct sctp_sockaddr_entry *addr;
void __user *to;
union sctp_addr temp;
struct sctp_sock *sp = sctp_sk(sk);
int addrlen;
rwlock_t *addr_lock;
int err = 0;
if (len != sizeof(struct sctp_getaddrs_old))
return -EINVAL;
if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs_old)))
return -EFAULT;
if (getaddrs.addr_num <= 0) return -EINVAL;
/*
* For UDP-style sockets, id specifies the association to query.
* If the id field is set to the value '0' then the locally bound
* addresses are returned without regard to any particular
* association.
*/
if (0 == getaddrs.assoc_id) {
bp = &sctp_sk(sk)->ep->base.bind_addr;
addr_lock = &sctp_sk(sk)->ep->base.addr_lock;
} else {
asoc = sctp_id2assoc(sk, getaddrs.assoc_id);
if (!asoc)
return -EINVAL;
bp = &asoc->base.bind_addr;
addr_lock = &asoc->base.addr_lock;
}
to = getaddrs.addrs;
sctp_read_lock(addr_lock);
/* If the endpoint is bound to 0.0.0.0 or ::0, get the valid
* addresses from the global local address list.
*/
if (sctp_list_single_entry(&bp->address_list)) {
addr = list_entry(bp->address_list.next,
struct sctp_sockaddr_entry, list);
if (sctp_is_any(&addr->a)) {
cnt = sctp_copy_laddrs_to_user_old(sk, bp->port,
getaddrs.addr_num,
to);
if (cnt < 0) {
err = cnt;
goto unlock;
}
goto copy_getaddrs;
}
}
list_for_each(pos, &bp->address_list) {
addr = list_entry(pos, struct sctp_sockaddr_entry, list);
memcpy(&temp, &addr->a, sizeof(temp));
sctp_get_pf_specific(sk->sk_family)->addr_v4map(sp, &temp);
addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
if (copy_to_user(to, &temp, addrlen)) {
err = -EFAULT;
goto unlock;
}
to += addrlen;
cnt ++;
if (cnt >= getaddrs.addr_num) break;
}
copy_getaddrs:
getaddrs.addr_num = cnt;
if (copy_to_user(optval, &getaddrs, sizeof(struct sctp_getaddrs_old)))
err = -EFAULT;
unlock:
sctp_read_unlock(addr_lock);
return err;
}
CWE ID:
Output: | 0 |
Subsets and Splits