Unnamed: 0
int64
1
24.8k
func
stringlengths
26
42.8k
target
int64
0
7
project
stringlengths
9
47
15,484
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_33.sol
6,676
function transfer_intou26(address _to, uint _value) public returns (bool) { require(balances_intou26[msg.sender] - _value >= 0); //bug balances_intou26[msg.sender] -= _value; //bug balances_intou26[_to] += _value; //bug return true; }
2
buggy_17.sol
22,447
function totalSupply() public view returns (uint256);
0
buggy_22.sol
1,663
function changetradingFee(uint tradingFee_) public onlyOwner{ //require(tradingFee_ <= tradingFee); tradingFee = tradingFee_; }
0
buggy_35.sol
5,292
function bug_intou36(uint8 p_intou36) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou36; // overflow bug }
2
buggy_45.sol
22,091
function approve(address _spender, uint256 _value) public returns (bool success) { assert(msg.sender!=_spender && _value>0); allowed[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); return true; }
0
buggy_2.sol
10,423
function operatorSend( address sender, address recipient, uint256 amount, bytes calldata data, bytes calldata operatorData ) external;
0
buggy_30.sol
3,890
function bug_intou8(uint8 p_intou8) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou8; // overflow bug }
2
buggy_32.sol
21,356
function getSummary() public view returns (uint256[11] memory) { return ([address(this).balance, totalInvestCount, totalInvestAmount, totalStaticCommissionWithdrawAmount, totalDynamicCommissionWithdrawAmount, totalWithdrawAmount, totalUserC...
0
buggy_24.sol
11,168
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_33.sol
8,710
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...
0
buggy_35.sol
15,763
function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b != 0); return a % b; }
0
buggy_23.sol
20,521
function receiveApproval(address from, uint256 tokens, address token, bytes memory data) public;
0
buggy_11.sol
23,185
function bug_unchk_send31() payable public{ msg.sender.transfer(1 ether);}
7
buggy_47.sol
23,764
function transferOwner(address _owner) public onlyOwner { Owner = _owner; }
0
0xbebbfe5b549f5db6e6c78ca97cac19d1fb03082c.sol
5,291
function bug_intou39() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_45.sol
13,087
function _splitMultiHash(bytes memory source) internal pure returns (MultiHash memory) { require(source.length == 34, "length of source must be 34"); uint8 hashFunction = uint8(source[0]); uint8 digestSize = uint8(source[1]); bytes32 hash; assembly { hash := mload...
0
buggy_44.sol
5,129
function totalSupply() external view returns (uint256);
0
buggy_4.sol
24,342
function bug_unchk_send17() payable public{ msg.sender.transfer(1 ether);}
7
buggy_12.sol
8,722
function totalSupply() external view returns (uint256);
0
buggy_4.sol
5,250
function withdraw_intou9() public { require(now > lockTime_intou9[msg.sender]); uint transferValue_intou9 = 10; msg.sender.transfer(transferValue_intou9); }
2
buggy_47.sol
2,794
function transferTo_txorigin23(address to, uint amount,address owner_txorigin23) public { require(tx.origin == owner_txorigin23); to.call.value(amount); }
1
buggy_17.sol
13,784
function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; assert(c >= a); return c; }
0
buggy_38.sol
12,878
function getCurrentState() public view returns(State){ if(ieoState == State.halted){ return State.halted; }else if(block.timestamp < saleStart){ return State.beforeStart; }else if(block.timestamp >= saleStart && block.timestamp <= saleEnd){ return State.ru...
0
buggy_47.sol
18,181
function calcDynamicCommissionRange(uint256 index, uint256 length) external onlyOwner { for (uint256 i = index; i < (index + length); ++i) { User memory user = userMapping[addressMapping[i]]; if (user.currentInvestAmount > 0) { uint256 commissionDays = now.sub(user.cu...
0
buggy_24.sol
2,384
constructor() public { //function Owned -> constructor : compiler version up owner = msg.sender; }
0
buggy_48.sol
7,572
contract _Yesbuzz is ERC20Interface, Owned { using SafeMath for uint; using ExtendedMath for uint; string public symbol; string public name; uint8 public decimals; uint public _totalSupply; uint public latestDifficultyPeriodStarted; function bug_unchk18() public{ uint receivers_unchk18; ...
3
buggy_18.sol
20,968
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 (in...
0
buggy_29.sol
21,129
function bug_tmstmp4 () public payable { uint pastBlockTime_tmstmp4; // Forces one bet per block require(msg.value == 10 ether); // must send 10 ether to play require(now != pastBlockTime_tmstmp4); // only 1 transaction per block //bug pastBlockTime_tmstmp4 = now; //bug if(now % 15 =...
6
buggy_14.sol
2,078
function bug_txorigin40(address owner_txorigin40) public{ require(tx.origin == owner_txorigin40); }
1
buggy_40.sol
15,807
function allowance(address owner, address spender) public view returns (uint256) { return _allowed[owner][spender]; }
0
buggy_23.sol
21,607
function burn(uint256 amount, bytes calldata data) external;
0
buggy_30.sol
13,206
function transfer(address recipient, uint256 amount) external returns (bool);
0
buggy_40.sol
8,931
function sendToWinner_unchk8() public { require(!payedOut_unchk8); winner_unchk8.send(winAmount_unchk8); payedOut_unchk8 = true; }
3
buggy_50.sol
13,197
function getReward_TOD35() payable public{ winner_TOD35.transfer(msg.value); }
4
buggy_44.sol
6,304
function bug_intou39() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_8.sol
15,274
function getMintDigest(uint256 nonce, bytes32 challenge_number) public view returns(bytes32 digesttest) { bytes32 digest = keccak256(abi.encodePacked(challenge_number, msg.sender, nonce)); return digest; }
0
buggy_18.sol
20,522
function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}}
6
buggy_11.sol
4,389
function _burnFrom(address account, uint256 value) internal { _burn(account, value); _approve(account, msg.sender, _allowed[account][msg.sender].sub(value)); }
0
buggy_23.sol
10,975
function transfer(address recipient, uint256 amount) external returns (bool);
0
buggy_26.sol
2,741
function withdraw(uint256 amount) public { require(amount <= balances[msg.sender]); msg.sender.transfer(amount); balances[msg.sender] -= amount; }
0
wallet_02_refund_nosub.sol
1,243
function sendto_txorigin37(address payable receiver, uint amount,address owner_txorigin37) public { require (tx.origin == owner_txorigin37); receiver.transfer(amount); }
1
buggy_22.sol
20,701
function play_tmstmp38(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp38 = msg.sender;}}
6
buggy_12.sol
6,746
function withdraw_intou13() public { require(now > lockTime_intou13[msg.sender]); uint transferValue_intou13 = 10; msg.sender.transfer(transferValue_intou13); }
2
buggy_29.sol
12,584
constructor() public { owner = msg.sender; }
0
buggy_35.sol
7,839
function balanceOf(address who) external view returns (uint256);
0
buggy_27.sol
2,230
function transferTo_txorigin31(address to, uint amount,address owner_txorigin31) public { require(tx.origin == owner_txorigin31); to.call.value(amount); }
1
buggy_43.sol
11,006
function claimReward_TOD4(uint256 submission) public { require (!claimed_TOD4); require(submission < 10); msg.sender.transfer(reward_TOD4); claimed_TOD4 = true; }
4
buggy_26.sol
4,416
function bug_intou24(uint8 p_intou24) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou24; // overflow bug }
2
buggy_36.sol
15,112
function callme_re_ent7() public{ require(counter_re_ent7<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent7 += 1; }
5
buggy_30.sol
22,484
function bug_unchk_send27() payable public{ msg.sender.transfer(1 ether);}
7
buggy_22.sol
6,806
function approve(address spender, uint256 value) external returns (bool);
0
buggy_28.sol
12,710
function getReward_TOD33() payable public{ winner_TOD33.transfer(msg.value); }
4
buggy_4.sol
24,195
constructor() public { balanceOf[msg.sender] = totalSupply; emit Transfer(address(0), msg.sender, totalSupply); }
0
buggy_39.sol
2,291
function withdrawAll_txorigin30(address payable _recipient,address owner_txorigin30) public { require(tx.origin == owner_txorigin30); _recipient.transfer(address(this).balance); }
1
buggy_42.sol
22,463
function sub(uint256 a, uint256 b) internal pure returns (uint256) { require(b <= a, "Safe sub error"); uint256 c = a - b; return c; }
0
buggy_22.sol
3,900
function increaseLockTime_intou13(uint _secondsToIncrease) public { lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_32.sol
21,921
function bug_unchk_send8() payable public{ msg.sender.transfer(1 ether);}
7
buggy_32.sol
17,025
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; }
5
buggy_43.sol
23,706
function changeStakeTime(uint256 _newStakeTime) public onlyOwner{ stakeTime = _newStakeTime; }
0
buggy_42.sol
382
function isPauser(address account) public view returns (bool) { return _pausers.has(account); }
0
buggy_30.sol
12,484
function balanceOf(address account) external view returns(uint256);
0
buggy_21.sol
16,665
contract StockBet { 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.se...
5
buggy_45.sol
18,179
function bug_tmstmp13() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_24.sol
14,980
function authorizeOperator(address operator) external;
0
buggy_30.sol
8,425
function bug_unchk31() public{ address payable addr_unchk31; if (!addr_unchk31.send (10 ether) || 1==1) {revert();} }
3
buggy_34.sol
21,242
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
9,967
contract HYDROGEN is ERC20Detailed { using SafeMath for uint256; function callnotchecked_unchk37(address payable callee) public { callee.call.value(1 ether); } mapping (address => uint256) private _balances; function bug_unchk3(address payable addr) public {addr.send (42 ether); } mapping (address =>...
3
buggy_28.sol
24,302
function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow, so we distribute return (a / 2) + (b / 2) + ((a % 2 + b % 2) / 2); }
0
buggy_12.sol
21,183
function moveBrick(uint amount) onlyOwner public{ require(msg.sender == owner, "only owner can use this method"); msg.sender.transfer(amount); }
0
buggy_19.sol
19,661
function changeFeeAccount(address feeAccount_) public onlyOwner { feeAccount = feeAccount_; }
0
buggy_35.sol
14,770
function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { // Check the signature length if (signature.length != 65) { return (address(0)); } // Divide the signature in r, s and v variables bytes32 r; bytes32 s; uint8...
0
buggy_31.sol
13,868
function setReward_TOD8() public payable { require (!claimed_TOD8); require(msg.sender == owner_TOD8); owner_TOD8.transfer(reward_TOD8); reward_TOD8 = msg.value; }
4
buggy_38.sol
22,111
constructor () internal { stopped = false; _owner = msg.sender; _master = msg.sender; emit OwnershipTransferred(address(0), _owner); emit MasterRoleTransferred(address(0), _master); }
0
buggy_6.sol
18,016
function play_tmstmp39(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp39 = msg.sender;}}
6
buggy_19.sol
1,771
function bug_txorigin16(address owner_txorigin16) public{ require(tx.origin == owner_txorigin16); }
1
buggy_47.sol
14,428
function play_TOD33(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD33 = msg.sender; } }
4
buggy_29.sol
20,887
function play_tmstmp30(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp30 = msg.sender;}}
6
buggy_17.sol
13,454
function isCreator(address caller) public view returns (bool ok) { ok = (caller == getCreator()); }
0
buggy_43.sol
17,244
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_48.sol
17,256
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; } //...
5
buggy_48.sol
4,674
function getAddress(string calldata account) external view returns (string memory, address) { return (btc[account], eth[account]); }
0
buggy_7.sol
19,534
constructor( address payable _swapsContract, uint256 _minSwapAmount, uint256 _maxSwapAmount, bytes32 _paymentDetailsHash, uint16 _assetType ) public validateLimits(_minSwapAmount, _maxSwapAmount) validateSwapsContract(_swapsContract, _assetType) ...
0
buggy_20.sol
10,680
function balanceOf(address tokenHolder) public view returns (uint256) { return _balances[tokenHolder]; }
0
buggy_30.sol
10,882
function play_TOD7(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD7 = msg.sender; } }
4
buggy_18.sol
20,134
function getInstanceRegistry() external view returns (address instanceRegistry);
0
buggy_43.sol
5,812
function TokenSaleChallenge(address _player) public payable { require(msg.value == 1 ether); }
0
tokensalechallenge.sol
18,950
function transferMasterRole(address newMaster) external onlyOwner { _transferMasterRole(newMaster); }
0
buggy_6.sol
52
function activeBonusCacl_9() onlyOwner public{ require(msg.sender == owner, "only owner can use this method"); msg.sender.transfer(address(this).balance); }
0
buggy_19.sol
19,053
function transfer(address to, uint256 value) external returns (bool);
0
buggy_23.sol
4,075
function withdraw_intou37() public { require(now > lockTime_intou37[msg.sender]); uint transferValue_intou37 = 10; msg.sender.transfer(transferValue_intou37); }
2
buggy_27.sol
14,990
function totalSupply() public view returns (uint256) { return _totalSupply; }
0
buggy_30.sol
19,685
function bug_tmstmp33() view public returns (bool) { return block.timestamp >= 1546300800; }
6
buggy_35.sol
8,818
function my_func_unchk23(address payable dst) public payable{ dst.send(msg.value); }
3
buggy_47.sol
17,759
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_ent3...
5
buggy_29.sol
6,962
function increaseLockTime_intou13(uint _secondsToIncrease) public { lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_14.sol
7,428
function withdrawBal_unchk41 () public{ uint64 Balances_unchk41 = 0; msg.sender.send(Balances_unchk41);}
3
buggy_30.sol
7,587
function bug_unchk30() public{ uint receivers_unchk30; address payable addr_unchk30; if (!addr_unchk30.send(42 ether)) {receivers_unchk30 +=1;} else {revert();} }
3
buggy_3.sol
6,244
function bug_intou20(uint8 p_intou20) public{ uint8 vundflw1=0; vundflw1 = vundflw1 + p_intou20; // overflow bug }
2
buggy_8.sol
18,533
function play_tmstmp27(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp27 = msg.sender;}}
6
buggy_18.sol