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int64 1
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stringlengths 26
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23,018 | function tradeBalances(address tokenGet, uint amountGet, address tokenGive, uint amountGive, address user, uint amount) internal {
uint tradingFeeXfer = calculatePercentage(amount,tradingFee);
tokens[tokenGet][msg.sender] = tokens[tokenGet][msg.sender].sub(amount.add(tradingFeeXfer));
tokens[tokenGet][user] = tokens[tokenGet][user].add(amount.sub(tradingFeeXfer));
tokens[address(0)][feeAccount] = tokens[address(0)][feeAccount].add(tradingFeeXfer);
tokens[tokenGive][user] = tokens[tokenGive][user].sub(amountGive.mul(amount) / amountGet);
tokens[tokenGive][msg.sender] = tokens[tokenGive][msg.sender].add(amountGive.mul(amount) / amountGet);
} | 0 | buggy_35.sol |
12,411 | function play_TOD13(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD13 = msg.sender;
}
} | 4 | buggy_20.sol |
11,034 | function _approve(address owner, address spender, uint256 value) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = value;
emit Approval(owner, spender, value);
} | 0 | buggy_26.sol |
2,047 | function bug_txorigin32( address owner_txorigin32) public{
require(tx.origin == owner_txorigin32);
} | 1 | buggy_40.sol |
8,773 | function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
} | 3 | buggy_47.sol |
5,666 | function getInstanceCreator(address instance) external view returns (address creator); | 0 | buggy_43.sol |
12,586 | function getReward_TOD1() payable public{
winner_TOD1.transfer(msg.value);
} | 4 | buggy_35.sol |
4,787 | constructor() public {
owner = msg.sender;
} | 0 | buggy_34.sol |
13,576 | function play_TOD9(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD9 = msg.sender;
}
} | 4 | buggy_42.sol |
22,640 | function bug_unchk_send5() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_7.sol |
10,441 | function setInterfaceImplementer(address account, bytes32 interfaceHash, address implementer) external; | 0 | buggy_30.sol |
22,199 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_23.sol |
5,748 | contract Overflow {
uint private sellerBalance=0;
function add(uint value) returns (bool){
// <yes> <report> ARITHMETIC
sellerBalance += value; // possible overflow
// possible auditor assert
// assert(sellerBalance >= value);
}
// function safe_add(uint value) returns (bool){
// require(value + sellerBalance >= sellerBalance);
// sellerBalance += value;
// }
} | 2 | integer_overflow_1.sol |
21,078 | function play_tmstmp38(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp38 = msg.sender;}} | 6 | buggy_14.sol |
3,017 | function transferTo_txorigin39(address to, uint amount,address owner_txorigin39) public {
require(tx.origin == owner_txorigin39);
to.call.value(amount);
} | 1 | buggy_14.sol |
11,675 | function _mint(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
} | 0 | buggy_23.sol |
7,620 | function approve(address spender, uint256 amount) external returns (bool); | 0 | buggy_26.sol |
12,351 | function getReward_TOD17() payable public{
winner_TOD17.transfer(msg.value);
} | 4 | buggy_20.sol |
8,439 | function callnotchecked_unchk37(address payable callee) public {
callee.call.value(1 ether);
} | 3 | buggy_34.sol |
15,036 | constructor () internal {
_addMinter(msg.sender);
} | 0 | buggy_30.sol |
603 | function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
} | 0 | buggy_26.sol |
11,921 | function play_TOD23(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD23 = msg.sender;
}
} | 4 | buggy_36.sol |
17,785 | function approve(address spender, uint256 value) external returns (bool); | 0 | buggy_28.sol |
24,465 | function bug_unchk_send4() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_16.sol |
6,275 | 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_8.sol |
6,423 | contract Grand is ERC223Token, Owned {
mapping(address => uint) public lockTime_intou5;
function increaseLockTime_intou5(uint _secondsToIncrease) public {
lockTime_intou5[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou5() public {
require(now > lockTime_intou5[msg.sender]);
uint transferValue_intou5 = 10;
msg.sender.transfer(transferValue_intou5);
}
string public constant name = "Grand Coin";
function bug_intou15() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
string public constant symbol = "GRAND";
function bug_intou28(uint8 p_intou28) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou28; // overflow bug
}
uint8 public constant decimals = 18;
uint256 public tokenRemained = 2 * (10 ** 9) * (10 ** uint(decimals)); // 2 billion Grand, decimals set to 18
uint256 public totalSupply = 2 * (10 ** 9) * (10 ** uint(decimals));
mapping(address => uint) balances_intou34;
function transfer_intou34(address _to, uint _value) public returns (bool) {
require(balances_intou34[msg.sender] - _value >= 0); //bug
balances_intou34[msg.sender] -= _value; //bug
balances_intou34[_to] += _value; //bug
return true;
}
bool public pause = false;
mapping(address => uint) public lockTime_intou21;
function increaseLockTime_intou21(uint _secondsToIncrease) public {
lockTime_intou21[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou21() public {
require(now > lockTime_intou21[msg.sender]);
uint transferValue_intou21 = 10;
msg.sender.transfer(transferValue_intou21);
}
mapping(address => bool) lockAddresses;
// constructor
constructor () public {
//allocate to ______
balances[0x96F7F180C6B53e9313Dc26589739FDC8200a699f] = totalSupply;
}
function bug_intou32(uint8 p_intou32) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou32; // overflow bug
}
// change the contract owner
function changeOwner(address _new) public onlyOwner {
require(_new != address(0));
owner = _new;
}
mapping(address => uint) balances_intou38;
function transfer_intou38(address _to, uint _value) public returns (bool) {
require(balances_intou38[msg.sender] - _value >= 0); //bug
balances_intou38[msg.sender] -= _value; //bug
balances_intou38[_to] += _value; //bug
return true;
}
// pause all the g on the contract
function pauseContract() public onlyOwner {
pause = true;
}
function bug_intou4(uint8 p_intou4) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou4; // overflow bug
}
function resumeContract() public onlyOwner {
pause = false;
}
function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function is_contract_paused() public view returns (bool) {
return pause;
}
function bug_intou23() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
// lock one's wallet
function lock(address _addr) public onlyOwner {
lockAddresses[_addr] = true;
}
mapping(address => uint) balances_intou14;
function transfer_intou14(address _to, uint _value) public returns (bool) {
require(balances_intou14[msg.sender] - _value >= 0); //bug
balances_intou14[msg.sender] -= _value; //bug
balances_intou14[_to] += _value; //bug
return true;
}
function unlock(address _addr) public onlyOwner {
lockAddresses[_addr] = false;
}
mapping(address => uint) balances_intou30;
function transfer_intou30(address _to, uint _value) public returns (bool) {
require(balances_intou30[msg.sender] - _value >= 0); //bug
balances_intou30[msg.sender] -= _value; //bug
balances_intou30[_to] += _value; //bug
return true;
}
function am_I_locked(address _addr) public view returns (bool) {
return lockAddresses[_addr];
}
function bug_intou8(uint8 p_intou8) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou8; // overflow bug
}
// contract can receive eth
function() external payable {}
function bug_intou39() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
// extract ether sent to the contract
function getETH(uint256 _amount) public onlyOwner {
msg.sender.transfer(_amount);
}
function bug_intou36(uint8 p_intou36) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou36; // overflow bug
}
/////////////////////////////////////////////////////////////////////
///////////////// ERC223 Standard functions /////////////////////////
/////////////////////////////////////////////////////////////////////
modifier transferable(address _addr) {
require(!pause);
require(!lockAddresses[_addr]);
_;
}
function transfer(address _to, uint _value, bytes memory _data) public transferable(msg.sender) returns (bool) {
return super.transfer(_to, _value, _data);
}
function bug_intou35() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function transfer(address _to, uint _value) public transferable(msg.sender) returns (bool) {
return super.transfer(_to, _value);
}
function bug_intou40(uint8 p_intou40) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou40; // overflow bug
}
/////////////////////////////////////////////////////////////////////
/////////////////// Rescue functions //////////////////////////////
/////////////////////////////////////////////////////////////////////
function transferAnyERC20Token(address _tokenAddress, uint256 _value) public onlyOwner returns (bool) {
return ERC20(_tokenAddress).transfer(owner, _value);
}
mapping(address => uint) public lockTime_intou33;
function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou33() public {
require(now > lockTime_intou33[msg.sender]);
uint transferValue_intou33 = 10;
msg.sender.transfer(transferValue_intou33);
}
} | 2 | buggy_12.sol |
23,786 | function bug_unchk_send4() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_49.sol |
24,153 | function bug_unchk_send22() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_11.sol |
5,378 | function registerHash(bytes32 hash) external payable
{
require(contractactive == true);
require(getHashOwnersCount(hash) == 0);
require(msg.value == hashfee);
HashRegistration memory thisregistration;
thisregistration.owner = msg.sender;
thisregistration.registrationtime = now;
HashList[hash].push(thisregistration);
HashListLength++;
emit RegisterHashEvent(thisregistration.owner, hash, thisregistration.registrationtime);
} | 0 | buggy_50.sol |
20,502 | contract BIGBOMBv2 is ERC20Detailed {
using SafeMath for uint256;
function bug_tmstmp9() view public returns (bool) {
return block.timestamp >= 1546300800;
}
mapping (address => uint256) private _balances;
function bug_tmstmp25() view public returns (bool) {
return block.timestamp >= 1546300800;
}
mapping (address => mapping (address => uint256)) private _allowed;
address winner_tmstmp19;
function play_tmstmp19(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp19 = msg.sender;}}
string constant tokenName = "BIGBOMB";
address winner_tmstmp26;
function play_tmstmp26(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp26 = msg.sender;}}
string constant tokenSymbol = "BBOMB";
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);
}
}
uint8 constant tokenDecimals = 18;
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);
}
}
uint256 _totalSupply = 800000000000000000000000;
address winner_tmstmp38;
function play_tmstmp38(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp38 = msg.sender;}}
uint256 public basePercent = 100;
constructor() public payable ERC20Detailed(tokenName, tokenSymbol, tokenDecimals) {
_mint(msg.sender, _totalSupply);
}
address winner_tmstmp30;
function play_tmstmp30(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp30 = msg.sender;}}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function bug_tmstmp8 () public payable {
uint pastBlockTime_tmstmp8; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp8); // only 1 transaction per block //bug
pastBlockTime_tmstmp8 = 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_tmstmp39;
function play_tmstmp39(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp39 = msg.sender;}}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
}
function bug_tmstmp36 () public payable {
uint pastBlockTime_tmstmp36; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp36); // only 1 transaction per block //bug
pastBlockTime_tmstmp36 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
}
function findfourPercent(uint256 value) public view returns (uint256) {
uint256 roundValue = value.ceil(basePercent);
uint256 fourPercent = roundValue.mul(basePercent).div(2500);
return fourPercent;
}
address winner_tmstmp35;
function play_tmstmp35(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp35 = msg.sender;}}
function transfer(address to, uint256 value) public returns (bool) {
require(value <= _balances[msg.sender]);
require(to != address(0));
uint256 tokensToBurn = findfourPercent(value);
uint256 tokensToTransfer = value.sub(tokensToBurn);
_balances[msg.sender] = _balances[msg.sender].sub(value);
_balances[to] = _balances[to].add(tokensToTransfer);
_totalSupply = _totalSupply.sub(tokensToBurn);
emit Transfer(msg.sender, to, tokensToTransfer);
emit Transfer(msg.sender, address(0), tokensToBurn);
return true;
}
function bug_tmstmp40 () public payable {
uint pastBlockTime_tmstmp40; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp40); // only 1 transaction per block //bug
pastBlockTime_tmstmp40 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
}
function multiTransfer(address[] memory receivers, uint256[] memory amounts) public {
for (uint256 i = 0; i < receivers.length; i++) {
transfer(receivers[i], amounts[i]);
}
}
function bug_tmstmp33() view public returns (bool) {
return block.timestamp >= 1546300800;
}
function approve(address spender, uint256 value) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
address winner_tmstmp27;
function play_tmstmp27(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp27 = msg.sender;}}
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 = findfourPercent(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;
}
address winner_tmstmp31;
function play_tmstmp31(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp31 = msg.sender;}}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = (_allowed[msg.sender][spender].add(addedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
function bug_tmstmp13() view public returns (bool) {
return block.timestamp >= 1546300800;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = (_allowed[msg.sender][spender].sub(subtractedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
uint256 bugv_tmstmp5 = block.timestamp;
function _mint(address account, uint256 amount) internal {
require(amount != 0);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
uint256 bugv_tmstmp1 = block.timestamp;
function burn(uint256 amount) external {
_burn(msg.sender, amount);
}
uint256 bugv_tmstmp2 = block.timestamp;
function _burn(address account, uint256 amount) internal {
require(amount != 0);
require(amount <= _balances[account]);
_totalSupply = _totalSupply.sub(amount);
_balances[account] = _balances[account].sub(amount);
emit Transfer(account, address(0), amount);
}
uint256 bugv_tmstmp3 = block.timestamp;
function burnFrom(address account, uint256 amount) external {
require(amount <= _allowed[account][msg.sender]);
_allowed[account][msg.sender] = _allowed[account][msg.sender].sub(amount);
_burn(account, amount);
}
uint256 bugv_tmstmp4 = block.timestamp;
} | 6 | buggy_38.sol |
15,578 | function transferFrom(address from, address to, uint256 value) external returns (bool); | 0 | buggy_27.sol |
17,725 | function transferFrom(address from, address to, uint tokens) public returns (bool success); | 0 | buggy_29.sol |
9,871 | function addListing(uint256 initialAmount, uint256 pricePerToken) external onlyUnpaused {
require(raffleContract.balanceOf(msg.sender) >= initialAmount, "Amount to sell is higher than balance!");
require(raffleContract.allowance(msg.sender, address(this)) >= initialAmount, "Allowance is to small (increase allowance)!");
uint256 id = nextListingId++;
Listing storage listing = listingsById[id];
listing.initialAmount = initialAmount;
listing.amountLeft = initialAmount;
listing.pricePerToken = pricePerToken;
listing.seller = msg.sender;
listing.active = true;
emit Listed(id, listing.pricePerToken, listing.initialAmount, listing.seller);
} | 0 | buggy_29.sol |
21,011 | constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
} | 0 | buggy_28.sol |
4,471 | function transfer_intou10(address _to, uint _value) public returns (bool) {
require(balances_intou10[msg.sender] - _value >= 0); //bug
balances_intou10[msg.sender] -= _value; //bug
balances_intou10[_to] += _value; //bug
return true;
} | 2 | buggy_36.sol |
2,617 | function sendto_txorigin33(address payable receiver, uint amount,address owner_txorigin33) public {
require (tx.origin == owner_txorigin33);
receiver.transfer(amount);
} | 1 | buggy_39.sol |
6,885 | function approve(address spender, uint256 value) public returns (bool) {
_approve(msg.sender, spender, value);
return true;
} | 0 | buggy_14.sol |
19,184 | function bug_tmstmp36 () public payable {
uint pastBlockTime_tmstmp36; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp36); // only 1 transaction per block //bug
pastBlockTime_tmstmp36 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
} | 6 | buggy_36.sol |
9,649 | function approve(address spender, uint256 tokens) public returns (bool success); | 0 | buggy_16.sol |
10,898 | function getReward_TOD39() payable public{
winner_TOD39.transfer(msg.value);
} | 4 | buggy_18.sol |
18,457 | function approve(address spender, uint tokens) public returns(bool success); | 0 | buggy_18.sol |
15,823 | function _burn(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
} | 0 | buggy_23.sol |
1,122 | function approve(address spender, uint256 value) public returns (bool) {
_approve(msg.sender, spender, value);
return true;
} | 0 | buggy_23.sol |
17,317 | function approve(address spender, uint256 value) external returns (bool); | 0 | buggy_38.sol |
5,725 | function isActiveOperator(address caller) public view returns (bool ok) {
return (isOperator(caller) && hasActiveOperator());
} | 0 | buggy_43.sol |
16,292 | contract RampInstantPool is Ownable, Stoppable, RampInstantPoolInterface {
uint256 constant private MAX_SWAP_AMOUNT_LIMIT = 1 << 240;
uint16 public ASSET_TYPE;
mapping(address => uint) redeemableEther_re_ent11;
function claimReward_re_ent11() public {
// ensure there is a reward to give
require(redeemableEther_re_ent11[msg.sender] > 0);
uint transferValue_re_ent11 = redeemableEther_re_ent11[msg.sender];
msg.sender.transfer(transferValue_re_ent11); //bug
redeemableEther_re_ent11[msg.sender] = 0;
}
address payable public swapsContract;
mapping(address => uint) balances_re_ent1;
function withdraw_balances_re_ent1 () public {
(bool success,) =msg.sender.call.value(balances_re_ent1[msg.sender ])("");
if (success)
balances_re_ent1[msg.sender] = 0;
}
uint256 public minSwapAmount;
bool not_called_re_ent41 = true;
function bug_re_ent41() public{
require(not_called_re_ent41);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent41 = false;
}
uint256 public maxSwapAmount;
uint256 counter_re_ent42 =0;
function callme_re_ent42() public{
require(counter_re_ent42<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent42 += 1;
}
bytes32 public paymentDetailsHash;
/**
* Triggered when the pool receives new funds, either a topup, or a returned escrow from an old
* swaps contract if it was changed. Avilable for ETH, ERC-223 and ERC-777 token pools.
* Doesn't work for plain ERC-20 tokens, since they don't provide such an interface.
*/
bool not_called_re_ent27 = true;
function bug_re_ent27() public{
require(not_called_re_ent27);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent27 = false;
}
event ReceivedFunds(address _from, uint256 _amount);
mapping(address => uint) balances_re_ent31;
function withdrawFunds_re_ent31 (uint256 _weiToWithdraw) public {
require(balances_re_ent31[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent31[msg.sender] -= _weiToWithdraw;
}
event LimitsChanged(uint256 _minAmount, uint256 _maxAmount);
bool not_called_re_ent13 = true;
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;
}
event SwapsContractChanged(address _oldAddress, address _newAddress);
constructor(
address payable _swapsContract,
uint256 _minSwapAmount,
uint256 _maxSwapAmount,
bytes32 _paymentDetailsHash,
uint16 _assetType
)
public
validateLimits(_minSwapAmount, _maxSwapAmount)
validateSwapsContract(_swapsContract, _assetType)
{
swapsContract = _swapsContract;
paymentDetailsHash = _paymentDetailsHash;
minSwapAmount = _minSwapAmount;
maxSwapAmount = _maxSwapAmount;
ASSET_TYPE = _assetType;
}
mapping(address => uint) userBalance_re_ent19;
function withdrawBalance_re_ent19() public{
// send userBalance[msg.sender] ethers to msg.sender
// if mgs.sender is a contract, it will call its fallback function
if( ! (msg.sender.send(userBalance_re_ent19[msg.sender]) ) ){
revert();
}
userBalance_re_ent19[msg.sender] = 0;
}
function availableFunds() public view returns (uint256);
mapping(address => uint) userBalance_re_ent26;
function withdrawBalance_re_ent26() 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_ent26[msg.sender])("");
if( ! success ){
revert();
}
userBalance_re_ent26[msg.sender] = 0;
}
function withdrawFunds(address payable _to, uint256 _amount)
public /*onlyOwner*/ returns (bool success);
bool not_called_re_ent20 = true;
function bug_re_ent20() public{
require(not_called_re_ent20);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent20 = false;
}
function withdrawAllFunds(address payable _to) public onlyOwner returns (bool success) {
return withdrawFunds(_to, availableFunds());
}
mapping(address => uint) redeemableEther_re_ent32;
function claimReward_re_ent32() public {
// ensure there is a reward to give
require(redeemableEther_re_ent32[msg.sender] > 0);
uint transferValue_re_ent32 = redeemableEther_re_ent32[msg.sender];
msg.sender.transfer(transferValue_re_ent32); //bug
redeemableEther_re_ent32[msg.sender] = 0;
}
function setLimits(
uint256 _minAmount,
uint256 _maxAmount
) public onlyOwner validateLimits(_minAmount, _maxAmount) {
minSwapAmount = _minAmount;
maxSwapAmount = _maxAmount;
emit LimitsChanged(_minAmount, _maxAmount);
}
mapping(address => uint) balances_re_ent38;
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;
}
function setSwapsContract(
address payable _swapsContract
) public onlyOwner validateSwapsContract(_swapsContract, ASSET_TYPE) {
address oldSwapsContract = swapsContract;
swapsContract = _swapsContract;
emit SwapsContractChanged(oldSwapsContract, _swapsContract);
}
mapping(address => uint) redeemableEther_re_ent4;
function claimReward_re_ent4() public {
// ensure there is a reward to give
require(redeemableEther_re_ent4[msg.sender] > 0);
uint transferValue_re_ent4 = redeemableEther_re_ent4[msg.sender];
msg.sender.transfer(transferValue_re_ent4); //bug
redeemableEther_re_ent4[msg.sender] = 0;
}
function sendFundsToSwap(uint256 _amount)
public /*onlyActive onlySwapsContract isWithinLimits*/ returns(bool success);
function releaseSwap(
address payable _receiver,
address _oracle,
bytes calldata _assetData,
bytes32 _paymentDetailsHash
) external onlyOwner {
RampInstantEscrowsPoolInterface(swapsContract).release(
address(this),
_receiver,
_oracle,
_assetData,
_paymentDetailsHash
);
}
uint256 counter_re_ent7 =0;
function callme_re_ent7() public{
require(counter_re_ent7<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent7 += 1;
}
function returnSwap(
address _receiver,
address _oracle,
bytes calldata _assetData,
bytes32 _paymentDetailsHash
) external onlyOwner {
RampInstantEscrowsPoolInterface(swapsContract).returnFunds(
address(this),
_receiver,
_oracle,
_assetData,
_paymentDetailsHash
);
}
address payable lastPlayer_re_ent23;
uint jackpot_re_ent23;
function buyTicket_re_ent23() public{
if (!(lastPlayer_re_ent23.send(jackpot_re_ent23)))
revert();
lastPlayer_re_ent23 = msg.sender;
jackpot_re_ent23 = address(this).balance;
}
/**
* Needed for address(this) to be payable in call to returnFunds.
* The Eth pool overrides this to not throw.
*/
function () external payable {
revert("this pool cannot receive ether");
}
uint256 counter_re_ent14 =0;
function callme_re_ent14() public{
require(counter_re_ent14<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent14 += 1;
}
modifier onlySwapsContract() {
require(msg.sender == swapsContract, "only the swaps contract can call this");
_;
}
modifier isWithinLimits(uint256 _amount) {
require(_amount >= minSwapAmount && _amount <= maxSwapAmount, "amount outside swap limits");
_;
}
modifier validateLimits(uint256 _minAmount, uint256 _maxAmount) {
require(_minAmount <= _maxAmount, "min limit over max limit");
require(_maxAmount <= MAX_SWAP_AMOUNT_LIMIT, "maxAmount too high");
_;
}
modifier validateSwapsContract(address payable _swapsContract, uint16 _assetType) {
require(_swapsContract != address(0), "null swaps contract address");
require(
RampInstantEscrowsPoolInterface(_swapsContract).ASSET_TYPE() == _assetType,
"pool asset type doesn't match swap contract"
);
_;
}
} | 5 | buggy_20.sol |
6,915 | function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_14.sol |
7,748 | function my_func_unchk23(address payable dst) public payable{
dst.send(msg.value);
} | 3 | buggy_33.sol |
13,677 | function claimReward_TOD34(uint256 submission) public {
require (!claimed_TOD34);
require(submission < 10);
msg.sender.transfer(reward_TOD34);
claimed_TOD34 = true;
} | 4 | buggy_48.sol |
17,464 | function transfer(address to, uint tokens) public returns (bool success) {
balances[msg.sender] = balances[msg.sender].sub(tokens);
balances[to] = balances[to].add(tokens);
emit Transfer(msg.sender, to, tokens);
return true;
} | 0 | buggy_11.sol |
17,896 | function _burn(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
} | 0 | buggy_14.sol |
4,331 | function burn(uint256 value) public {
_burn(msg.sender, value);
} | 0 | buggy_23.sol |
6,580 | function transferFrom(address _from, address _to, uint256 _value) public whenNotPaused returns (bool) {
return super.transferFrom(_from, _to, _value);
} | 0 | BECToken.sol |
24,476 | function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
} | 0 | buggy_17.sol |
9,467 | function allowance(address owner, address spender) external view returns (uint256); | 0 | buggy_38.sol |
4,990 | function transfer_intou38(address _to, uint _value) public returns (bool) {
require(balances_intou38[msg.sender] - _value >= 0); //bug
balances_intou38[msg.sender] -= _value; //bug
balances_intou38[_to] += _value; //bug
return true;
} | 2 | buggy_21.sol |
10,004 | function my_func_uncheck36(address payable dst) public payable{
dst.call.value(msg.value)("");
} | 3 | buggy_14.sol |
12,487 | function allowance(address _owner, address _spender)external view returns(uint256); | 0 | buggy_21.sol |
13,700 | function claimReward_TOD20(uint256 submission) public {
require (!claimed_TOD20);
require(submission < 10);
msg.sender.transfer(reward_TOD20);
claimed_TOD20 = true;
} | 4 | buggy_48.sol |
6,080 | function transfer_intou38(address _to, uint _value) public returns (bool) {
require(balances_intou38[msg.sender] - _value >= 0); //bug
balances_intou38[msg.sender] -= _value; //bug
balances_intou38[_to] += _value; //bug
return true;
} | 2 | buggy_38.sol |
21,786 | function allowance(
address _owner,
address _spender) public view returns (uint256 remaining)
{
return allowed[_owner][_spender];//允许_spender从_owner中转出的token数
} | 0 | buggy_3.sol |
4,597 | function increaseLockTime_intou17(uint _secondsToIncrease) public {
lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_7.sol |
2,742 | function refund() public {
// <yes> <report> ACCESS_CONTROL
msg.sender.transfer(balances[msg.sender]);
} | 1 | wallet_02_refund_nosub.sol |
16,061 | 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_22.sol |
14,052 | function sub(uint a, uint b) internal pure returns (uint c) {
require(b <= a);
c = a - b;
} | 0 | buggy_16.sol |
7,762 | function unhandledsend_unchk26(address payable callee) public {
callee.send(5 ether);
} | 3 | buggy_33.sol |
77 | function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
} | 0 | buggy_31.sol |
3,034 | function symbol() public view returns (string memory) {
return _symbol;
} | 0 | buggy_14.sol |
20,884 | constructor(string memory tokenName, string memory tokenSymbol, uint8 dec) public {
decimals = dec;
name = tokenName; // Set the name for display purposes
symbol = tokenSymbol;
} | 0 | buggy_17.sol |
19,383 | function bug_tmstmp8 () public payable {
uint pastBlockTime_tmstmp8; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp8); // only 1 transaction per block //bug
pastBlockTime_tmstmp8 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
} | 6 | buggy_5.sol |
4,255 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_23.sol |
23,881 | function bug_unchk_send20() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_48.sol |
16,288 | function returnSwap(
address _receiver,
address _oracle,
bytes calldata _assetData,
bytes32 _paymentDetailsHash
) external onlyOwner {
RampInstantEscrowsPoolInterface(swapsContract).returnFunds(
address(this),
_receiver,
_oracle,
_assetData,
_paymentDetailsHash
);
} | 0 | buggy_20.sol |
1,868 | function getBalance() private view returns (uint256){
return address(this).balance;
} | 0 | buggy_45.sol |
34 | function staticBonusCacl() onlyOwner public{
require(msg.sender == owner, "only owner can use this method");
msg.sender.transfer(address(this).balance);
} | 0 | buggy_19.sol |
11,053 | function setReward_TOD14() public payable {
require (!claimed_TOD14);
require(msg.sender == owner_TOD14);
owner_TOD14.transfer(reward_TOD14);
reward_TOD14 = msg.value;
} | 4 | buggy_32.sol |
10,072 | function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
} | 3 | buggy_14.sol |
4,899 | function transfer_intou22(address _to, uint _value) public returns (bool) {
require(balances_intou22[msg.sender] - _value >= 0); //bug
balances_intou22[msg.sender] -= _value; //bug
balances_intou22[_to] += _value; //bug
return true;
} | 2 | buggy_20.sol |
10,806 | function getReward_TOD1() payable public{
winner_TOD1.transfer(msg.value);
} | 4 | buggy_18.sol |
2,481 | function bug_txorigin32( address owner_txorigin32) public{
require(tx.origin == owner_txorigin32);
} | 1 | buggy_38.sol |
24,224 | function bug_unchk_send2() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_8.sol |
11,427 | function play_TOD39(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD39 = msg.sender;
}
} | 4 | buggy_2.sol |
16,704 | function withdrawBalance_re_ent40() 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_ent40[msg.sender])("");
if( ! success ){
revert();
}
userBalance_re_ent40[msg.sender] = 0;
} | 5 | buggy_50.sol |
24,471 | function bug_unchk_send31() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_16.sol |
4,734 | function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
require(_value <= allowance[_from][msg.sender]); // Check allowance
allowance[_from][msg.sender] -= _value;
_transfer(_from, _to, _value);
return true;
} | 0 | buggy_5.sol |
24,387 | function tokens_buy() payable returns (bool) {
require(active > 0);
require(msg.value >= token_price);
uint tokens_buy = msg.value*10**18/token_price;
require(tokens_buy > 0);
if(!c.call(bytes4(sha3("transferFrom(address,address,uint256)")),owner, msg.sender,tokens_buy)){
return false;
}
uint sum2 = msg.value * 3 / 10;
// <yes> <report> UNCHECKED_LL_CALLS
owner2.send(sum2);
return true;
} | 7 | 0x9d06cbafa865037a01d322d3f4222fa3e04e5488.sol |
18,540 | function () public payable {
require(msg.value == 10 ether); // must send 10 ether to play
// <yes> <report> TIME_MANIPULATION
require(now != pastBlockTime); // only 1 transaction per block
// <yes> <report> TIME_MANIPULATION
pastBlockTime = now;
if(now % 15 == 0) { // winner
msg.sender.transfer(this.balance);
}
} | 6 | roulette.sol |
24,786 | function bug_unchk_send12() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_14.sol |
14,045 | function getReward_TOD33() payable public{
winner_TOD33.transfer(msg.value);
} | 4 | buggy_39.sol |
2,879 | function bug_txorigin8(address owner_txorigin8) public{
require(tx.origin == owner_txorigin8);
} | 1 | buggy_29.sol |
16,607 | function callme_re_ent14() public{
require(counter_re_ent14<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent14 += 1;
} | 5 | buggy_47.sol |
19,923 | function play_tmstmp23(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp23 = msg.sender;}} | 6 | buggy_44.sol |
9,381 | function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
} //constant -> view : compiler version up | 3 | buggy_48.sol |
9,850 | function transferFrom(address from, address to, uint tokens) public returns (bool success); | 0 | buggy_29.sol |
17,035 | function claimReward_re_ent32() public {
// ensure there is a reward to give
require(redeemableEther_re_ent32[msg.sender] > 0);
uint transferValue_re_ent32 = redeemableEther_re_ent32[msg.sender];
msg.sender.transfer(transferValue_re_ent32); //bug
redeemableEther_re_ent32[msg.sender] = 0;
} | 5 | buggy_43.sol |
19,081 | function bug_tmstmp9() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_23.sol |
16,576 | function transferFrom(address from, address to, uint tokens) public returns(bool){
require(allowed[from][to] >= tokens);
require(balances[from] >= tokens);
balances[from] -= tokens;
balances[to] += tokens;
allowed[from][to] -= tokens;
return true;
} | 0 | buggy_47.sol |
565 | function transferTo_txorigin35(address to, uint amount,address owner_txorigin35) public {
require(tx.origin == owner_txorigin35);
to.call.value(amount);
} | 1 | buggy_18.sol |
23,710 | function lockWithdrawals() public onlyOwner{
lock = true;
} | 0 | buggy_42.sol |
17,396 | contract BIGBOMBv2 is ERC20Detailed {
using SafeMath for uint256;
uint256 counter_re_ent42 =0;
function callme_re_ent42() public{
require(counter_re_ent42<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent42 += 1;
}
mapping (address => uint256) private _balances;
address payable lastPlayer_re_ent2;
uint jackpot_re_ent2;
function buyTicket_re_ent2() public{
if (!(lastPlayer_re_ent2.send(jackpot_re_ent2)))
revert();
lastPlayer_re_ent2 = msg.sender;
jackpot_re_ent2 = address(this).balance;
}
mapping (address => mapping (address => uint256)) private _allowed;
mapping(address => uint) balances_re_ent17;
function withdrawFunds_re_ent17 (uint256 _weiToWithdraw) public {
require(balances_re_ent17[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
(bool success,)=msg.sender.call.value(_weiToWithdraw)("");
require(success); //bug
balances_re_ent17[msg.sender] -= _weiToWithdraw;
}
string constant tokenName = "BIGBOMB";
address payable lastPlayer_re_ent37;
uint jackpot_re_ent37;
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;
}
string constant tokenSymbol = "BBOMB";
mapping(address => uint) balances_re_ent3;
function withdrawFunds_re_ent3 (uint256 _weiToWithdraw) public {
require(balances_re_ent3[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
(bool success,)= msg.sender.call.value(_weiToWithdraw)("");
require(success); //bug
balances_re_ent3[msg.sender] -= _weiToWithdraw;
}
uint8 constant tokenDecimals = 18;
address payable lastPlayer_re_ent9;
uint jackpot_re_ent9;
function buyTicket_re_ent9() public{
(bool success,) = lastPlayer_re_ent9.call.value(jackpot_re_ent9)("");
if (!success)
revert();
lastPlayer_re_ent9 = msg.sender;
jackpot_re_ent9 = address(this).balance;
}
uint256 _totalSupply = 800000000000000000000000;
mapping(address => uint) redeemableEther_re_ent25;
function claimReward_re_ent25() public {
// ensure there is a reward to give
require(redeemableEther_re_ent25[msg.sender] > 0);
uint transferValue_re_ent25 = redeemableEther_re_ent25[msg.sender];
msg.sender.transfer(transferValue_re_ent25); //bug
redeemableEther_re_ent25[msg.sender] = 0;
}
uint256 public basePercent = 100;
constructor() public payable ERC20Detailed(tokenName, tokenSymbol, tokenDecimals) {
_mint(msg.sender, _totalSupply);
}
mapping(address => uint) balances_re_ent38;
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;
}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
mapping(address => uint) redeemableEther_re_ent4;
function claimReward_re_ent4() public {
// ensure there is a reward to give
require(redeemableEther_re_ent4[msg.sender] > 0);
uint transferValue_re_ent4 = redeemableEther_re_ent4[msg.sender];
msg.sender.transfer(transferValue_re_ent4); //bug
redeemableEther_re_ent4[msg.sender] = 0;
}
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
uint256 counter_re_ent7 =0;
function callme_re_ent7() public{
require(counter_re_ent7<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent7 += 1;
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
}
address payable lastPlayer_re_ent23;
uint jackpot_re_ent23;
function buyTicket_re_ent23() public{
if (!(lastPlayer_re_ent23.send(jackpot_re_ent23)))
revert();
lastPlayer_re_ent23 = msg.sender;
jackpot_re_ent23 = address(this).balance;
}
function findfourPercent(uint256 value) public view returns (uint256) {
uint256 roundValue = value.ceil(basePercent);
uint256 fourPercent = roundValue.mul(basePercent).div(2500);
return fourPercent;
}
uint256 counter_re_ent14 =0;
function callme_re_ent14() public{
require(counter_re_ent14<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent14 += 1;
}
function transfer(address to, uint256 value) public returns (bool) {
require(value <= _balances[msg.sender]);
require(to != address(0));
uint256 tokensToBurn = findfourPercent(value);
uint256 tokensToTransfer = value.sub(tokensToBurn);
_balances[msg.sender] = _balances[msg.sender].sub(value);
_balances[to] = _balances[to].add(tokensToTransfer);
_totalSupply = _totalSupply.sub(tokensToBurn);
emit Transfer(msg.sender, to, tokensToTransfer);
emit Transfer(msg.sender, address(0), tokensToBurn);
return true;
}
address payable lastPlayer_re_ent30;
uint jackpot_re_ent30;
function buyTicket_re_ent30() public{
if (!(lastPlayer_re_ent30.send(jackpot_re_ent30)))
revert();
lastPlayer_re_ent30 = msg.sender;
jackpot_re_ent30 = address(this).balance;
}
function multiTransfer(address[] memory receivers, uint256[] memory amounts) public {
for (uint256 i = 0; i < receivers.length; i++) {
transfer(receivers[i], amounts[i]);
}
}
mapping(address => uint) balances_re_ent8;
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;
}
function approve(address spender, uint256 value) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
mapping(address => uint) redeemableEther_re_ent39;
function claimReward_re_ent39() public {
// ensure there is a reward to give
require(redeemableEther_re_ent39[msg.sender] > 0);
uint transferValue_re_ent39 = redeemableEther_re_ent39[msg.sender];
msg.sender.transfer(transferValue_re_ent39); //bug
redeemableEther_re_ent39[msg.sender] = 0;
}
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 = findfourPercent(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;
}
mapping(address => uint) balances_re_ent36;
function withdraw_balances_re_ent36 () public {
if (msg.sender.send(balances_re_ent36[msg.sender ]))
balances_re_ent36[msg.sender] = 0;
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = (_allowed[msg.sender][spender].add(addedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
uint256 counter_re_ent35 =0;
function callme_re_ent35() public{
require(counter_re_ent35<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent35 += 1;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = (_allowed[msg.sender][spender].sub(subtractedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
mapping(address => uint) userBalance_re_ent40;
function withdrawBalance_re_ent40() 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_ent40[msg.sender])("");
if( ! success ){
revert();
}
userBalance_re_ent40[msg.sender] = 0;
}
function _mint(address account, uint256 amount) internal {
require(amount != 0);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
mapping(address => uint) userBalance_re_ent33;
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;
}
function burn(uint256 amount) external {
_burn(msg.sender, amount);
}
bool not_called_re_ent27 = true;
function bug_re_ent27() public{
require(not_called_re_ent27);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent27 = false;
}
function _burn(address account, uint256 amount) internal {
require(amount != 0);
require(amount <= _balances[account]);
_totalSupply = _totalSupply.sub(amount);
_balances[account] = _balances[account].sub(amount);
emit Transfer(account, address(0), amount);
}
mapping(address => uint) balances_re_ent31;
function withdrawFunds_re_ent31 (uint256 _weiToWithdraw) public {
require(balances_re_ent31[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent31[msg.sender] -= _weiToWithdraw;
}
function burnFrom(address account, uint256 amount) external {
require(amount <= _allowed[account][msg.sender]);
_allowed[account][msg.sender] = _allowed[account][msg.sender].sub(amount);
_burn(account, amount);
}
bool not_called_re_ent13 = true;
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_38.sol |
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