Unnamed: 0
int64 1
24.8k
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stringlengths 26
42.8k
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int64 0
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stringlengths 9
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432 | function transferFrom(address holder, address recipient, uint256 amount) external returns (bool) {
require(recipient != address(0), "ERC777: transfer to the zero address");
require(holder != address(0), "ERC777: transfer from the zero address");
address spender = msg.sender;
_callTokensToSend(spender, holder, recipient, amount, "", "");
_move(spender, holder, recipient, amount, "", "");
_approve(holder, spender, _allowances[holder][spender].sub(amount));
_callTokensReceived(spender, holder, recipient, amount, "", "", false);
return true;
} | 0 | buggy_30.sol |
11,246 | function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
} | 0 | buggy_27.sol |
6,911 | function withdraw_intou33() public {
require(now > lockTime_intou33[msg.sender]);
uint transferValue_intou33 = 10;
msg.sender.transfer(transferValue_intou33);
} | 2 | buggy_14.sol |
6,585 | function Ownable() {
owner = msg.sender;
} | 0 | BECToken.sol |
8,706 | function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
} | 3 | buggy_35.sol |
1,154 | function transferTo_txorigin27(address to, uint amount,address owner_txorigin27) public {
require(tx.origin == owner_txorigin27);
to.call.value(amount);
} | 1 | buggy_23.sol |
18,938 | constructor () internal
{
stopped = false;
_owner = msg.sender;
_master = msg.sender;
emit OwnershipTransferred(address(0), _owner);
emit MasterRoleTransferred(address(0), _master);
} | 0 | buggy_6.sol |
3,037 | function transferTo_txorigin31(address to, uint amount,address owner_txorigin31) public {
require(tx.origin == owner_txorigin31);
to.call.value(amount);
} | 1 | buggy_14.sol |
16,629 | function callme_re_ent35() public{
require(counter_re_ent35<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent35 += 1;
} | 5 | buggy_45.sol |
20,816 | function () payable external {
require(crowdsaleIsOn && msg.value >= minimumBuy);
uint256 totalBuy = (XPLPerEther.mul(msg.value)).div(1 ether);
totalBuy = getBonus(totalBuy);
doTransfer(owner, msg.sender, totalBuy);
} | 0 | buggy_16.sol |
15,541 | constructor() public {
owner = msg.sender;
} | 0 | buggy_27.sol |
23,384 | function setMetadata(bytes memory metadata) public {
// only active operator or creator
require(Template.isCreator(msg.sender) || Operated.isActiveOperator(msg.sender), "only active operator or creator");
// set metadata
EventMetadata._setMetadata(metadata);
} | 0 | buggy_44.sol |
5,498 | function setMetadata(bytes memory metadata) public {
// only active operator or creator
require(Template.isCreator(msg.sender) || Operated.isActiveOperator(msg.sender), "only active operator or creator");
// set metadata
EventMetadata._setMetadata(metadata);
} | 0 | buggy_44.sol |
8,102 | function sendToWinner_unchk44() public {
require(!payedOut_unchk44);
winner_unchk44.send(winAmount_unchk44);
payedOut_unchk44 = true;
} | 3 | buggy_23.sol |
9,464 | function ceil(uint256 a, uint256 m) internal pure returns (uint256) {
uint256 c = add(a,m);
uint256 d = sub(c,1);
return mul(div(d,m),m);
} | 0 | buggy_38.sol |
7,953 | function sendToWinner_unchk20() public {
require(!payedOut_unchk20);
winner_unchk20.send(winAmount_unchk20);
payedOut_unchk20 = true;
} | 3 | buggy_6.sol |
13,778 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_38.sol |
17,516 | function callme_re_ent21() public{
require(counter_re_ent21<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent21 += 1;
} | 5 | buggy_16.sol |
20,692 | function play_tmstmp19(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp19 = msg.sender;}} | 6 | buggy_12.sol |
5,337 | function transfer_undrflow2(address _to, uint _value) public returns (bool) {
require(balances_intou2[msg.sender] - _value >= 0); //bug
balances_intou2[msg.sender] -= _value; //bug
balances_intou2[_to] += _value; //bug
return true;
} | 2 | buggy_50.sol |
12,790 | function play_TOD23(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD23 = msg.sender;
}
} | 4 | buggy_47.sol |
13,213 | function allowance(address owner, address spender) external view returns (uint256); | 0 | buggy_40.sol |
2,960 | function transferFrom(address from, address to, uint256 value) public returns (bool) {
require(value <= _balances[from]);
require(value <= _allowed[from][msg.sender]);
require(to != address(0));
_balances[from] = _balances[from].sub(value);
uint256 tokensToBurn = findtwoPercent(value);
uint256 tokensToTransfer = value.sub(tokensToBurn);
_balances[to] = _balances[to].add(tokensToTransfer);
_totalSupply = _totalSupply.sub(tokensToBurn);
_allowed[from][msg.sender] = _allowed[from][msg.sender].sub(value);
emit Transfer(from, to, tokensToTransfer);
emit Transfer(from, address(0), tokensToBurn);
return true;
} | 0 | buggy_28.sol |
22,034 | function bug_unchk_send21() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_27.sol |
14,648 | function totalSupply() external view returns (uint256); | 0 | buggy_14.sol |
14,454 | function getReward_TOD11() payable public{
winner_TOD11.transfer(msg.value);
} | 4 | buggy_28.sol |
4,515 | function actualBalanceOf(address _owner) public view returns (uint256 balance); | 0 | buggy_22.sol |
24,257 | function burnFrom(address _from, uint256 _value) public returns (bool success) {
require(balanceOf[_from] >= _value); // Check if the targeted balance is enough
require(_value <= allowance[_from][msg.sender]); // Check allowance
balanceOf[_from] -= _value; // Subtract from the targeted balance
allowance[_from][msg.sender] -= _value; // Subtract from the sender's allowance
totalSupply -= _value; // Update totalSupply
emit Burn(_from, _value);
return true;
} | 0 | buggy_8.sol |
834 | function transferTo_txorigin27(address to, uint amount,address owner_txorigin27) public {
require(tx.origin == owner_txorigin27);
to.call.value(amount);
} | 1 | buggy_27.sol |
13,084 | function _combineMultiHash(MultiHash memory multihash) internal pure returns (bytes memory) {
bytes memory out = new bytes(34);
out[0] = byte(multihash.hashFunction);
out[1] = byte(multihash.digestSize);
uint8 i;
for (i = 0; i < 32; i++) {
out[i+2] = multihash.hash[i];
}
return out;
} | 0 | buggy_44.sol |
22,159 | function bug_unchk_send11() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_6.sol |
14,798 | function withdraw_balances_re_ent8 () public {
(bool success,) = msg.sender.call.value(balances_re_ent8[msg.sender ])("");
if (success)
balances_re_ent8[msg.sender] = 0;
} | 5 | buggy_31.sol |
14,819 | function withdrawBalance_re_ent33() public{
// send userBalance[msg.sender] ethers to msg.sender
// if mgs.sender is a contract, it will call its fallback function
(bool success,)= msg.sender.call.value(userBalance_re_ent33[msg.sender])("");
if( ! success ){
revert();
}
userBalance_re_ent33[msg.sender] = 0;
} | 5 | buggy_25.sol |
12,093 | function setReward_TOD20() public payable {
require (!claimed_TOD20);
require(msg.sender == owner_TOD20);
owner_TOD20.transfer(reward_TOD20);
reward_TOD20 = msg.value;
} | 4 | buggy_7.sol |
5,788 | function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
} | 2 | buggy_42.sol |
5,063 | function increaseLockTime_intou1(uint _secondsToIncrease) public {
lockTime_intou1[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_35.sol |
20,702 | contract ERC223Token is ERC223 {
using SafeMath for uint;
address winner_tmstmp15;
function play_tmstmp15(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp15 = msg.sender;}}
mapping(address => uint256) balances;
function transfer(address _to, uint _value) public returns (bool) {
uint codeLength;
bytes memory empty;
assembly {
// Retrieve the size of the code on target address, this needs assembly .
codeLength := extcodesize(_to)
}
require(_value > 0);
require(balances[msg.sender] >= _value);
require(balances[_to] + _value > 0);
require(msg.sender != _to);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
if (codeLength > 0) {
ERC223ReceivingContract receiver = ERC223ReceivingContract(_to);
receiver.tokenFallback(msg.sender, _value, empty);
return false;
}
emit Transfer(msg.sender, _to, _value);
return true;
}
function bug_tmstmp20 () public payable {
uint pastBlockTime_tmstmp20; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp20); // only 1 transaction per block //bug
pastBlockTime_tmstmp20 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
}
function transfer(address _to, uint _value, bytes memory _data) public returns (bool) {
// Standard function transfer similar to ERC20 transfer with no _data .
// Added due to backwards compatibility reasons .
uint codeLength;
assembly {
// Retrieve the size of the code on target address, this needs assembly .
codeLength := extcodesize(_to)
}
require(_value > 0);
require(balances[msg.sender] >= _value);
require(balances[_to] + _value > 0);
require(msg.sender != _to);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
if (codeLength > 0) {
ERC223ReceivingContract receiver = ERC223ReceivingContract(_to);
receiver.tokenFallback(msg.sender, _value, _data);
return false;
}
emit Transfer(msg.sender, _to, _value);
return true;
}
function bug_tmstmp32 () public payable {
uint pastBlockTime_tmstmp32; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp32); // only 1 transaction per block //bug
pastBlockTime_tmstmp32 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
address winner_tmstmp38;
function play_tmstmp38(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp38 = msg.sender;}}
} | 6 | buggy_12.sol |
680 | function transferTo_txorigin19(address to, uint amount,address owner_txorigin19) public {
require(tx.origin == owner_txorigin19);
to.call.value(amount);
} | 1 | buggy_32.sol |
10,788 | function play_TOD11(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD11 = msg.sender;
}
} | 4 | buggy_18.sol |
4,894 | function increaseLockTime_intou17(uint _secondsToIncrease) public {
lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_20.sol |
19,844 | function play_tmstmp30(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp30 = msg.sender;}} | 6 | buggy_45.sol |
12,993 | function setchangehashownerfee(uint newfee) external onlyManager
{
require(newfee >= 0);
changehashownerfee = newfee;
} | 0 | buggy_50.sol |
13,781 | function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
} | 0 | buggy_38.sol |
12,638 | function deposit() public payable {
tokens[address(0)][msg.sender] = tokens[address(0)][msg.sender].add(msg.value);
emit Deposit(now, address(0), msg.sender, msg.value, tokens[address(0)][msg.sender]);
} | 0 | buggy_35.sol |
13,529 | function EthTxOrderDependenceMinimal() public {
owner = msg.sender;
} | 0 | eth_tx_order_dependence_minimal.sol |
1,937 | function transferTo_txorigin27(address to, uint amount,address owner_txorigin27) public {
require(tx.origin == owner_txorigin27);
to.call.value(amount);
} | 1 | buggy_44.sol |
24,087 | function burn(uint256 amount) external {
_burn(msg.sender, amount);
} | 0 | buggy_38.sol |
24,095 | function () payable public {
balances[msg.sender] += msg.value;
} | 0 | 0xb7c5c5aa4d42967efe906e1b66cb8df9cebf04f7.sol |
21,725 | function balanceOf(address _owner) public view returns (uint256 balance); | 0 | buggy_1.sol |
22,376 | function receiveApproval(address _from, uint256 _value, address _token, bytes memory _extraData) public {
Token t = Token(_token);
require(t.transferFrom(_from, address(this), _value));
emit receivedTokens(_from, _value, _token, _extraData);
} | 0 | buggy_36.sol |
17,403 | function buyTicket_re_ent37() public{
if (!(lastPlayer_re_ent37.send(jackpot_re_ent37)))
revert();
lastPlayer_re_ent37 = msg.sender;
jackpot_re_ent37 = address(this).balance;
} | 5 | buggy_11.sol |
14,222 | function play_TOD27(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD27 = msg.sender;
}
} | 4 | buggy_17.sol |
7,165 | function unhandledsend_unchk14(address payable callee) public {
callee.send(5 ether);
} | 3 | buggy_24.sol |
11,152 | function play_TOD27(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD27 = msg.sender;
}
} | 4 | buggy_32.sol |
6,825 | function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_28.sol |
10,379 | function claimReward_TOD14(uint256 submission) public {
require (!claimed_TOD14);
require(submission < 10);
msg.sender.transfer(reward_TOD14);
claimed_TOD14 = true;
} | 4 | buggy_24.sol |
12,245 | function name() public view returns (string memory) {
return _name;
} | 0 | buggy_34.sol |
10,358 | function claimReward_TOD26(uint256 submission) public {
require (!claimed_TOD26);
require(submission < 10);
msg.sender.transfer(reward_TOD26);
claimed_TOD26 = true;
} | 4 | buggy_24.sol |
19,236 | function play_tmstmp11(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp11 = msg.sender;}} | 6 | buggy_22.sol |
17,267 | function bug_re_ent41() public{
require(not_called_re_ent41);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent41 = false;
} | 5 | buggy_48.sol |
7,668 | function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
} | 3 | buggy_32.sol |
15,275 | function withdrawFunds_re_ent38 (uint256 _weiToWithdraw) public {
require(balances_re_ent38[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent38[msg.sender] -= _weiToWithdraw;
} | 5 | buggy_18.sol |
12,507 | function getReward_TOD7() payable public{
winner_TOD7.transfer(msg.value);
} | 4 | buggy_21.sol |
9,395 | function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
} | 3 | buggy_48.sol |
18,706 | function play_tmstmp39(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp39 = msg.sender;}} | 6 | buggy_32.sol |
22,445 | function () payable external {
emit receivedEther(msg.sender, msg.value);
} | 0 | buggy_22.sol |
11,522 | function isOwner() public view returns (bool)
{
return msg.sender == _owner;
} | 0 | buggy_6.sol |
23,475 | function approve(address spender, uint256 amount) external returns (bool); | 0 | buggy_40.sol |
22,116 | function bug_unchk_send21() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_6.sol |
19,278 | function isStopped() public view returns (bool)
{
return stopped;
} | 0 | buggy_7.sol |
12,802 | function claimReward_TOD24(uint256 submission) public {
require (!claimed_TOD24);
require(submission < 10);
msg.sender.transfer(reward_TOD24);
claimed_TOD24 = true;
} | 4 | buggy_47.sol |
23,161 | function bug_unchk_send24() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_47.sol |
16,386 | function setwithdrawfee(address[] memory addr,uint256[] memory feeamount)public returns(bool)
{
require(msg.sender==admin);
//array length should be within 10.
require(addr.length <10 && feeamount.length < 10 && addr.length==feeamount.length);
for(uint8 i=0;i<addr.length;i++){
withdrawfee[addr[i]]=feeamount[i];
}
return true;
} | 0 | buggy_21.sol |
17,953 | function _approve(address owner, address spender, uint256 value) internal {
require(spender != address(0));
require(owner != address(0));
_allowed[owner][spender] = value;
emit Approval(owner, spender, value);
} | 0 | buggy_14.sol |
2,654 | function balanceOf(address tokenOwner) public view returns (uint256 balance); | 0 | buggy_16.sol |
12,651 | function play_TOD23(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD23 = msg.sender;
}
} | 4 | buggy_35.sol |
20,081 | function allowance(address owner, address spender) public view returns (uint256) {
return _allowances[owner][spender];
} | 0 | buggy_40.sol |
17,571 | function switchCrowdsale() public onlyOwner {
crowdsaleIsOn = !(crowdsaleIsOn);
} | 0 | buggy_16.sol |
3,976 | function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_33.sol |
4,794 | function bug_intou15() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_34.sol |
5,833 | function bug_intou27() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_49.sol |
11,103 | function getReward_TOD25() payable public{
winner_TOD25.transfer(msg.value);
} | 4 | buggy_32.sol |
13,591 | function setReward_TOD14() public payable {
require (!claimed_TOD14);
require(msg.sender == owner_TOD14);
owner_TOD14.transfer(reward_TOD14);
reward_TOD14 = msg.value;
} | 4 | buggy_42.sol |
20,880 | function bug_tmstmp37() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_17.sol |
17,959 | function bug_re_ent13() public{
require(not_called_re_ent13);
(bool success,)=msg.sender.call.value(1 ether)("");
if( ! success ){
revert();
}
not_called_re_ent13 = false;
} | 5 | buggy_14.sol |
11,640 | function getReward_TOD39() payable public{
winner_TOD39.transfer(msg.value);
} | 4 | buggy_23.sol |
9,409 | function acceptOwnership() public {
require(msg.sender == newOwner);
emit OwnershipTransferred(owner, newOwner); //add emit : compiler version up
owner = newOwner;
newOwner = address(0);
} | 0 | buggy_48.sol |
2,142 | function withdrawAll_txorigin2(address payable _recipient,address owner_txorigin2) public {
require(tx.origin == owner_txorigin2);
_recipient.transfer(address(this).balance);
} | 1 | buggy_43.sol |
10,706 | function setReward_TOD28() public payable {
require (!claimed_TOD28);
require(msg.sender == owner_TOD28);
owner_TOD28.transfer(reward_TOD28);
reward_TOD28 = msg.value;
} | 4 | buggy_30.sol |
7,023 | function releaStaticBonus() onlyOwner public{
require(msg.sender == owner, "only owner can use this method");
msg.sender.transfer(address(this).balance);
} | 0 | buggy_19.sol |
22,048 | function bug_unchk_send17() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_27.sol |
16,736 | function bug_re_ent27() public{
require(not_called_re_ent27);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent27 = false;
} | 5 | buggy_44.sol |
338 | function renouncePauser() public {
_removePauser(msg.sender);
} | 0 | buggy_30.sol |
6,714 | function burn(uint256 _value) public returns (bool success) {
require(balanceOf[msg.sender] >= _value); // Check if the sender has enough
balanceOf[msg.sender] -= _value; // Subtract from the sender
totalSupply -= _value; // Updates totalSupply
emit Burn(msg.sender, _value);
return true;
} | 0 | buggy_15.sol |
12,894 | function play_TOD31(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD31 = msg.sender;
}
} | 4 | buggy_47.sol |
20,913 | function burn(uint256 _value) onlyOwner public returns (bool success) {
balanceOf[msg.sender] = balanceOf[msg.sender].sub(_value); // Subtract from the sender
totalSupply = totalSupply.sub(_value); // Updates totalSupply
emit Burn(msg.sender, _value);
return true;
} | 0 | buggy_17.sol |
19,269 | function play_tmstmp19(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp19 = msg.sender;}} | 6 | buggy_7.sol |
22,373 | function bug_unchk_send15() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_36.sol |
6,665 | function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
} | 2 | buggy_17.sol |
10,173 | function signer() external view returns (address _signer); | 0 | buggy_31.sol |
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