Unnamed: 0
int64
1
24.8k
func
stringlengths
26
42.8k
target
int64
0
7
project
stringlengths
9
47
10,504
function play_TOD21(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD21 = msg.sender; } }
4
buggy_30.sol
24,088
function bug_unchk_send27() payable public{ msg.sender.transfer(1 ether);}
7
buggy_38.sol
15,188
function operatorSend( address sender, address recipient, uint256 amount, bytes calldata data, bytes calldata operatorData ) external;
0
buggy_30.sol
11,431
function claimReward_TOD36(uint256 submission) public { require (!claimed_TOD36); require(submission < 10); msg.sender.transfer(reward_TOD36); claimed_TOD36 = true; }
4
buggy_2.sol
17,087
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; }
5
buggy_42.sol
2,728
function withdrawAll_txorigin30(address payable _recipient,address owner_txorigin30) public { require(tx.origin == owner_txorigin30); _recipient.transfer(address(this).balance); }
1
buggy_16.sol
22,835
function bug_unchk_send31() payable public{ msg.sender.transfer(1 ether);}
7
buggy_20.sol
20,704
constructor() internal { owner = msg.sender; owner = 0x800A4B210B920020bE22668d28afd7ddef5c6243 ; }
0
buggy_12.sol
6,575
function transferFrom(address _from, address _to, uint256 _value) public whenNotPaused returns (bool) { return super.transferFrom(_from, _to, _value); }
0
BECToken.sol
24,756
function balanceOf(address who) external view returns (uint256);
0
buggy_14.sol
18,649
function play_tmstmp31(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp31 = msg.sender;}}
6
buggy_26.sol
18,091
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_25.sol
12,425
function setLimits( uint256 _minAmount, uint256 _maxAmount ) public onlyOwner validateLimits(_minAmount, _maxAmount) { minSwapAmount = _minAmount; maxSwapAmount = _maxAmount; emit LimitsChanged(_minAmount, _maxAmount); }
0
buggy_20.sol
18,991
function transferFrom(address from, address to, uint256 value) external returns (bool);
0
buggy_23.sol
7,462
constructor( uint256 initialSupply, address[] memory defaultOperators ) ERC777("SKYBIT", "SKYBIT", defaultOperators) public { _mint(msg.sender, msg.sender, initialSupply, "", ""); }
0
buggy_30.sol
18,067
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
23,049
function balanceOf(address who) public view returns (uint256) { return balances[who]; }
0
buggy_4.sol
16,861
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; }
5
buggy_40.sol
3,944
constructor() public { owner = msg.sender; }
0
buggy_33.sol
16,876
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
0
buggy_40.sol
23,328
function getInstance(uint256 index) external view returns (address instance);
0
buggy_44.sol
19,296
function play_tmstmp31(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp31 = msg.sender;}}
6
buggy_7.sol
14,801
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
2,546
function bug_txorigin20(address owner_txorigin20) public{ require(tx.origin == owner_txorigin20); }
1
buggy_11.sol
14,211
function claimReward_TOD22(uint256 submission) public { require (!claimed_TOD22); require(submission < 10); msg.sender.transfer(reward_TOD22); claimed_TOD22 = true; }
4
buggy_17.sol
9,567
function bug_unchk7() public{ address payable addr_unchk7; if (!addr_unchk7.send (10 ether) || 1==1) {revert();} }
3
buggy_11.sol
12,844
function play_TOD19(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD19 = msg.sender; } }
4
buggy_47.sol
10,154
function play_TOD35(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD35 = msg.sender; } }
4
buggy_19.sol
14,600
function setReward_TOD8() public payable { require (!claimed_TOD8); require(msg.sender == owner_TOD8); owner_TOD8.transfer(reward_TOD8); reward_TOD8 = msg.value; }
4
buggy_14.sol
6,797
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_28.sol
24,176
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
1,257
function div(uint256 a, uint256 b) internal pure returns (uint256) { // Solidity only automatically asserts when dividing by 0 require(b > 0, "Safe div error"); uint256 c = a / b; // assert(a == b * c + a % b); // There is no case in which this doesn't hold return c; }
0
buggy_22.sol
15,413
function allowance(address _owner, address _spender) public view returns (uint256 remaining);
0
buggy_32.sol
3,861
function bug_intou27() public{ uint8 vundflw =0; vundflw = vundflw -10; // underflow bug }
2
buggy_26.sol
12,424
function claimReward_TOD32(uint256 submission) public { require (!claimed_TOD32); require(submission < 10); msg.sender.transfer(reward_TOD32); claimed_TOD32 = true; }
4
buggy_20.sol
13,799
function play_TOD19(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD19 = msg.sender; } }
4
buggy_38.sol
7,275
function my_func_uncheck12(address payable dst) public payable{ dst.call.value(msg.value)(""); }
3
buggy_30.sol
12,164
function setReward_TOD12() public payable { require (!claimed_TOD12); require(msg.sender == owner_TOD12); owner_TOD12.transfer(reward_TOD12); reward_TOD12 = msg.value; }
4
buggy_7.sol
8,407
function updateAccount(string calldata from, string calldata to) external onlyMaster onlyWhenNotStopped { require(bytes(from).length > 0); require(bytes(to).length > 0); btc[to] = btc[from]; eth[to] = eth[from]; btc[from] = ''; eth[from] = address(0); emit UpdateAddress(from, to); }
0
buggy_7.sol
11,714
function claimReward_TOD40(uint256 submission) public { require (!claimed_TOD40); require(submission < 10); msg.sender.transfer(reward_TOD40); claimed_TOD40 = true; }
4
buggy_23.sol
18,584
function play_tmstmp30(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp30 = msg.sender;}}
6
buggy_3.sol
10,147
function activeBonusCacl_7() onlyOwner public{ require(msg.sender == owner, "only owner can use this method"); msg.sender.transfer(address(this).balance); }
0
buggy_19.sol
18,555
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_1.sol
1,682
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
16,637
function callme_re_ent42() public{ require(counter_re_ent42<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent42 += 1; }
5
buggy_45.sol
13,795
function claimReward_TOD12(uint256 submission) public { require (!claimed_TOD12); require(submission < 10); msg.sender.transfer(reward_TOD12); claimed_TOD12 = true; }
4
buggy_38.sol
12,274
function play_TOD23(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD23 = msg.sender; } }
4
buggy_34.sol
13,898
function mul(uint a, uint b) internal pure returns (uint c) { c = a * b; require(a == 0 || c / a == b); }
0
buggy_11.sol
14,665
function balanceOf(address owner) public view returns (uint256) { return _balances[owner]; }
0
buggy_14.sol
8,362
function unhandledsend_unchk2(address payable callee) public { callee.send(5 ether); }
3
buggy_7.sol
21,360
function getUserByIndex(uint256 index) external view onlyOwner returns(uint256[16] memory, address) { return getUserByAddress(addressMapping[index]); }
0
buggy_24.sol
19,509
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; }
0
buggy_20.sol
5,804
function increaseLockTime_intou33(uint _secondsToIncrease) public { lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow }
2
buggy_42.sol
19,286
function _transferMasterRole(address newMaster) internal { require(newMaster != address(0)); emit MasterRoleTransferred(_master, newMaster); _master = newMaster; }
0
buggy_7.sol
5,435
function getInstance(uint256 index) external view returns (address instance);
0
buggy_44.sol
872
function withdrawAll_txorigin30(address payable _recipient,address owner_txorigin30) public { require(tx.origin == owner_txorigin30); _recipient.transfer(address(this).balance); }
1
buggy_27.sol
13,049
function setReward_TOD2() public payable { require (!claimed_TOD2); require(msg.sender == owner_TOD2); owner_TOD2.transfer(reward_TOD2); reward_TOD2 = msg.value; }
4
buggy_44.sol
1,012
function div(uint256 a, uint256 b) internal pure returns (uint256) { // Solidity only automatically asserts when dividing by 0 require(b > 0); uint256 c = a / b; // assert(a == b * c + a % b); // There is no case in which this doesn't hold return c; }
0
buggy_23.sol
21,913
function bug_unchk_send20() payable public{ msg.sender.transfer(1 ether);}
7
buggy_32.sol
13,301
function getReward_TOD27() payable public{ winner_TOD27.transfer(msg.value); }
4
buggy_40.sol
6,639
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_17.sol
18,803
function play_tmstmp18(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp18 = msg.sender;}}
6
buggy_27.sol
9,234
contract Template { function callnotchecked_unchk37(address payable callee) public { callee.call.value(1 ether); } address private _factory; // modifiers modifier initializeTemplate() { // set factory _factory = msg.sender; // only allow function to be delegatecalled from within a constructor. uint32 codeSize; assembly { codeSize := extcodesize(address) } require(codeSize == 0, "must be called within contract constructor"); _; } // view functions function getCreator() public view returns (address creator) { // iFactory(...) would revert if _factory address is not actually a factory contract creator = iFactory(_factory).getInstanceCreator(address(this)); } bool public payedOut_unchk8 = false; address payable public winner_unchk8; uint public winAmount_unchk8; function sendToWinner_unchk8() public { require(!payedOut_unchk8); winner_unchk8.send(winAmount_unchk8); payedOut_unchk8 = true; } function isCreator(address caller) public view returns (bool ok) { ok = (caller == getCreator()); } function bug_unchk39(address payable addr) public {addr.send (4 ether); } function getFactory() public view returns (address factory) { factory = _factory; } function my_func_uncheck36(address payable dst) public payable{ dst.call.value(msg.value)(""); } }
3
buggy_43.sol
12,196
function claimReward_TOD2(uint256 submission) public { require (!claimed_TOD2); require(submission < 10); msg.sender.transfer(reward_TOD2); claimed_TOD2 = true; }
4
buggy_34.sol
19,390
function play_tmstmp38(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp38 = msg.sender;}}
6
buggy_5.sol
11,296
function getReward_TOD11() payable public{ winner_TOD11.transfer(msg.value); }
4
buggy_27.sol
14,808
function execute( address _to, uint256 _value, uint256 _fee, bytes calldata _signature ) nonReentrant external { require(tx.origin == relayer, "Invalid transaction origin"); Marmo marmo = Marmo(msg.sender); bytes32 hash = keccak256( abi.encodePacked( _to, _value, _fee ) ); require(marmo.signer() == ECDSA.recover(hash, _signature), "Invalid signature"); require(token.transferFrom(msg.sender, _to, _value)); require(token.transferFrom(msg.sender, relayer, _fee)); }
0
buggy_31.sol
1
function div(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a / b; return c; }
0
buggy_19.sol
19,353
function _transfer(address _from, address _to, uint _value) internal { // Prevent transfer to 0x0 address. Use burn() instead require(_to != address(0x0)); // Check if the sender has enough require(balanceOf[_from] >= _value); // Check for overflows require(balanceOf[_to] + _value > balanceOf[_to]); // Save this for an assertion in the future uint previousBalances = balanceOf[_from] + balanceOf[_to]; // Subtract from the sender balanceOf[_from] -= _value; // Add the same to the recipient balanceOf[_to] += _value; emit Transfer(_from, _to, _value); // Asserts are used to use static analysis to find bugs in your code. They should never fail assert(balanceOf[_from] + balanceOf[_to] == previousBalances); }
0
buggy_5.sol
8,503
function unhandledsend_unchk26(address payable callee) public { callee.send(5 ether); } /*statusAtLeast(Status.FINALIZE_ONLY) onlyOracleOrPool(_pool, _oracle)*/
3
buggy_20.sol
12,719
function getReward_TOD13() payable public{ winner_TOD13.transfer(msg.value); }
4
buggy_4.sol
20,265
constructor() public { balanceOf[msg.sender] = totalSupply; emit Transfer(address(0), msg.sender, totalSupply); }
0
buggy_49.sol
14,871
function withdraw_balances_re_ent21 () public { (bool success,)= msg.sender.call.value(balances_re_ent21[msg.sender ])(""); if (success) balances_re_ent21[msg.sender] = 0; }
5
buggy_24.sol
18,940
function owner() public view returns (address) { return _owner; }
0
buggy_6.sol
20,868
function play_tmstmp30(uint startTime) public { if (startTime + (5 * 1 days) == block.timestamp){ winner_tmstmp30 = msg.sender;}}
6
buggy_17.sol
2,250
function withdraw() public onlyowner { owner.transfer(this.balance); }
0
incorrect_constructor_name2.sol
19,113
function totalSupply() external view returns (uint256);
0
buggy_23.sol
9,640
function add(uint a, uint b) internal pure returns (uint c) { c = a + b; require(c >= a); }
0
buggy_16.sol
7,451
function granularity() external view returns (uint256);
0
buggy_30.sol
13,977
function getReward_TOD27() payable public{ winner_TOD27.transfer(msg.value); }
4
buggy_11.sol
20,891
function play_tmstmp39(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp39 = msg.sender;}}
6
buggy_17.sol
67
function withdrawAll_txorigin38(address payable _recipient,address owner_txorigin38) public { require(tx.origin == owner_txorigin38); _recipient.transfer(address(this).balance); }
1
buggy_31.sol
19,666
function play_tmstmp7(uint startTime) public { uint _vtime = block.timestamp; if (startTime + (5 * 1 days) == _vtime){ winner_tmstmp7 = msg.sender;}}
6
buggy_35.sol
15,030
contract ERC777 is IERC777, IERC20 { using SafeMath for uint256; using Address for address; IERC1820Registry private _erc1820 = IERC1820Registry(0x1820a4B7618BdE71Dce8cdc73aAB6C95905faD24); mapping(address => uint256) private _balances; uint256 private _totalSupply; string private _name; string private _symbol; bytes32 constant private TOKENS_SENDER_INTERFACE_HASH = 0x29ddb589b1fb5fc7cf394961c1adf5f8c6454761adf795e67fe149f658abe895; bytes32 constant private TOKENS_RECIPIENT_INTERFACE_HASH = 0xb281fc8c12954d22544db45de3159a39272895b169a852b314f9cc762e44c53b; address[] private _defaultOperatorsArray; mapping(address => bool) private _defaultOperators; mapping(address => mapping(address => bool)) private _operators; mapping(address => mapping(address => bool)) private _revokedDefaultOperators; mapping (address => mapping (address => uint256)) private _allowances; constructor( string memory name, string memory symbol, address[] memory defaultOperators ) public { _name = name; _symbol = symbol; _defaultOperatorsArray = defaultOperators; for (uint256 i = 0; i < _defaultOperatorsArray.length; i++) { _defaultOperators[_defaultOperatorsArray[i]] = true; } _erc1820.setInterfaceImplementer(address(this), keccak256("ERC777Token"), address(this)); _erc1820.setInterfaceImplementer(address(this), keccak256("ERC20Token"), address(this)); } function name() public view returns (string memory) { return _name; } function symbol() public view returns (string memory) { return _symbol; } function decimals() public pure returns (uint8) { return 18; } function granularity() public view returns (uint256) { return 1; } function totalSupply() public view returns (uint256) { return _totalSupply; } function balanceOf(address tokenHolder) public view returns (uint256) { return _balances[tokenHolder]; } function send(address recipient, uint256 amount, bytes calldata data) external { _send(msg.sender, msg.sender, recipient, amount, data, "", true); } function transfer(address recipient, uint256 amount) external returns (bool) { require(recipient != address(0), "ERC777: transfer to the zero address"); address from = msg.sender; _callTokensToSend(from, from, recipient, amount, "", ""); _move(from, from, recipient, amount, "", ""); _callTokensReceived(from, from, recipient, amount, "", "", false); return true; } mapping(address => uint) redeemableEther_re_ent18; function claimReward_re_ent18() public { // ensure there is a reward to give require(redeemableEther_re_ent18[msg.sender] > 0); uint transferValue_re_ent18 = redeemableEther_re_ent18[msg.sender]; msg.sender.transfer(transferValue_re_ent18); //bug redeemableEther_re_ent18[msg.sender] = 0; } function burn(uint256 amount, bytes calldata data) external { _burn(msg.sender, msg.sender, amount, data, ""); } mapping(address => uint) balances_re_ent29; function withdraw_balances_re_ent29 () public { if (msg.sender.send(balances_re_ent29[msg.sender ])) balances_re_ent29[msg.sender] = 0; } function isOperatorFor( address operator, address tokenHolder ) public view returns (bool) { return operator == tokenHolder || (_defaultOperators[operator] && !_revokedDefaultOperators[tokenHolder][operator]) || _operators[tokenHolder][operator]; } bool not_called_re_ent6 = true; function bug_re_ent6() public{ require(not_called_re_ent6); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent6 = false; } function authorizeOperator(address operator) external { require(msg.sender != operator, "ERC777: authorizing self as operator"); if (_defaultOperators[operator]) { delete _revokedDefaultOperators[msg.sender][operator]; } else { _operators[msg.sender][operator] = true; } emit AuthorizedOperator(operator, msg.sender); } address payable lastPlayer_re_ent16; uint jackpot_re_ent16; function buyTicket_re_ent16() public{ if (!(lastPlayer_re_ent16.send(jackpot_re_ent16))) revert(); lastPlayer_re_ent16 = msg.sender; jackpot_re_ent16 = address(this).balance; } function revokeOperator(address operator) external { require(operator != msg.sender, "ERC777: revoking self as operator"); if (_defaultOperators[operator]) { _revokedDefaultOperators[msg.sender][operator] = true; } else { delete _operators[msg.sender][operator]; } emit RevokedOperator(operator, msg.sender); } mapping(address => uint) balances_re_ent24; function withdrawFunds_re_ent24 (uint256 _weiToWithdraw) public { require(balances_re_ent24[msg.sender] >= _weiToWithdraw); // limit the withdrawal require(msg.sender.send(_weiToWithdraw)); //bug balances_re_ent24[msg.sender] -= _weiToWithdraw; } function defaultOperators() public view returns (address[] memory) { return _defaultOperatorsArray; } mapping(address => uint) userBalance_re_ent5; function withdrawBalance_re_ent5() 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_ent5[msg.sender]) ) ){ revert(); } userBalance_re_ent5[msg.sender] = 0; } function operatorSend( address sender, address recipient, uint256 amount, bytes calldata data, bytes calldata operatorData ) external { require(isOperatorFor(msg.sender, sender), "ERC777: caller is not an operator for holder"); _send(msg.sender, sender, recipient, amount, data, operatorData, true); } mapping(address => uint) balances_re_ent15; function withdraw_balances_re_ent15 () public { if (msg.sender.send(balances_re_ent15[msg.sender ])) balances_re_ent15[msg.sender] = 0; } function operatorBurn(address account, uint256 amount, bytes calldata data, bytes calldata operatorData) external { require(isOperatorFor(msg.sender, account), "ERC777: caller is not an operator for holder"); _burn(msg.sender, account, amount, data, operatorData); } uint256 counter_re_ent28 =0; function callme_re_ent28() public{ require(counter_re_ent28<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent28 += 1; } function allowance(address holder, address spender) public view returns (uint256) { return _allowances[holder][spender]; } bool not_called_re_ent34 = true; function bug_re_ent34() public{ require(not_called_re_ent34); if( ! (msg.sender.send(1 ether) ) ){ revert(); } not_called_re_ent34 = false; } function approve(address spender, uint256 value) external returns (bool) { address holder = msg.sender; _approve(holder, spender, value); return true; } uint256 counter_re_ent21 =0; function callme_re_ent21() public{ require(counter_re_ent21<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent21 += 1; } 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; } mapping(address => uint) balances_re_ent10; function withdrawFunds_re_ent10 (uint256 _weiToWithdraw) public { require(balances_re_ent10[msg.sender] >= _weiToWithdraw); // limit the withdrawal require(msg.sender.send(_weiToWithdraw)); //bug balances_re_ent10[msg.sender] -= _weiToWithdraw; } function _mint( address operator, address account, uint256 amount, bytes memory userData, bytes memory operatorData ) internal { require(account != address(0), "ERC777: mint to the zero address"); _totalSupply = _totalSupply.add(amount); _balances[account] = _balances[account].add(amount); _callTokensReceived(operator, address(0), account, amount, userData, operatorData, true); emit Minted(operator, account, amount, userData, operatorData); emit Transfer(address(0), account, amount); } mapping(address => uint) balances_re_ent21; function withdraw_balances_re_ent21 () public { (bool success,)= msg.sender.call.value(balances_re_ent21[msg.sender ])(""); if (success) balances_re_ent21[msg.sender] = 0; } function _send( address operator, address from, address to, uint256 amount, bytes memory userData, bytes memory operatorData, bool requireReceptionAck ) private { require(from != address(0), "ERC777: send from the zero address"); require(to != address(0), "ERC777: send to the zero address"); _callTokensToSend(operator, from, to, amount, userData, operatorData); _move(operator, from, to, amount, userData, operatorData); _callTokensReceived(operator, from, to, amount, userData, operatorData, requireReceptionAck); } mapping(address => uint) userBalance_re_ent12; function withdrawBalance_re_ent12() 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_ent12[msg.sender]) ) ){ revert(); } userBalance_re_ent12[msg.sender] = 0; } function _burn( address operator, address from, uint256 amount, bytes memory data, bytes memory operatorData ) private { require(from != address(0), "ERC777: burn from the zero address"); _callTokensToSend(operator, from, address(0), amount, data, operatorData); _totalSupply = _totalSupply.sub(amount); _balances[from] = _balances[from].sub(amount); emit Burned(operator, from, amount, data, operatorData); emit Transfer(from, address(0), amount); } 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; } function _move( address operator, address from, address to, uint256 amount, bytes memory userData, bytes memory operatorData ) private { _balances[from] = _balances[from].sub(amount); _balances[to] = _balances[to].add(amount); emit Sent(operator, from, to, amount, userData, operatorData); emit Transfer(from, to, amount); } 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; } function _approve(address holder, address spender, uint256 value) private { require(spender != address(0), "ERC777: approve to the zero address"); _allowances[holder][spender] = value; emit Approval(holder, spender, value); } 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; } function _callTokensToSend( address operator, address from, address to, uint256 amount, bytes memory userData, bytes memory operatorData ) private { address implementer = _erc1820.getInterfaceImplementer(from, TOKENS_SENDER_INTERFACE_HASH); if (implementer != address(0)) { IERC777Sender(implementer).tokensToSend(operator, from, to, amount, userData, operatorData); } } 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; } function _callTokensReceived( address operator, address from, address to, uint256 amount, bytes memory userData, bytes memory operatorData, bool requireReceptionAck ) private { address implementer = _erc1820.getInterfaceImplementer(to, TOKENS_RECIPIENT_INTERFACE_HASH); if (implementer != address(0)) { IERC777Recipient(implementer).tokensReceived(operator, from, to, amount, userData, operatorData); } else if (requireReceptionAck) { require(!to.isContract(), "ERC777: token recipient contract has no implementer for ERC777TokensRecipient"); } } 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; } }
5
buggy_30.sol
1,617
contract StableDEX { using SafeMath for uint256; function sendto_txorigin13(address payable receiver, uint amount,address owner_txorigin13) public { require (tx.origin == owner_txorigin13); receiver.transfer(amount); } event DepositandWithdraw(address from,address tokenAddress,uint256 amount,uint256 type_); //Type = 0-deposit 1- withdraw , Token address = address(0) - eth , address - token address; function transferTo_txorigin11(address to, uint amount,address owner_txorigin11) public { require(tx.origin == owner_txorigin11); to.call.value(amount); } address payable admin; function sendto_txorigin1(address payable receiver, uint amount,address owner_txorigin1) public { require (tx.origin == owner_txorigin1); receiver.transfer(amount); } address public feeAddress; function withdrawAll_txorigin2(address payable _recipient,address owner_txorigin2) public { require(tx.origin == owner_txorigin2); _recipient.transfer(address(this).balance); } bool private dexStatus; function sendto_txorigin17(address payable receiver, uint amount,address owner_txorigin17) public { require (tx.origin == owner_txorigin17); receiver.transfer(amount); } uint256 public tokenId=0; struct orders{ address userAddress; address tokenAddress; uint256 type_; uint256 price; uint256 total; uint256 _decimal; uint256 tradeTotal; uint256 amount; uint256 tradeAmount; uint256 pairOrderID; uint256 status; } struct tokens{ address tokenAddress; string tokenSymbol; uint256 decimals; bool status; } constructor(address payable _admin,address feeAddress_) public{ admin = _admin; feeAddress = feeAddress_; dexStatus = true; } function transferTo_txorigin7(address to, uint amount,address owner_txorigin7) public { require(tx.origin == owner_txorigin7); to.call.value(amount); } function sendto_txorigin37(address payable receiver, uint amount,address owner_txorigin37) public { require (tx.origin == owner_txorigin37); receiver.transfer(amount); } mapping(uint256=>orders) public Order; //place order by passing userID and orderID as argument; function transferTo_txorigin3(address to, uint amount,address owner_txorigin3) public { require(tx.origin == owner_txorigin3); to.call.value(amount); } mapping(address=>mapping(address=>uint256))public userDetails; // trader token balance; function sendto_txorigin9(address payable receiver, uint amount,address owner_txorigin9) public { require (tx.origin == owner_txorigin9); receiver.transfer(amount); } mapping(address=>mapping(address=>uint256))public feeAmount; function sendto_txorigin25(address payable receiver, uint amount,address owner_txorigin25) public { require (tx.origin == owner_txorigin25); receiver.transfer(amount); } mapping(address=>uint256) public withdrawfee; function transferTo_txorigin19(address to, uint amount,address owner_txorigin19) public { require(tx.origin == owner_txorigin19); to.call.value(amount); } mapping(uint256=>mapping(uint256=>bool)) public orderPairStatus; function withdrawAll_txorigin26(address payable _recipient,address owner_txorigin26) public { require(tx.origin == owner_txorigin26); _recipient.transfer(address(this).balance); } mapping(address=>tokens) public tokendetails; modifier dexstatuscheck(){ require(dexStatus==true); _; } function setDexStatus(bool status_) public returns(bool){ require(msg.sender == admin); dexStatus = status_; return true; } function transferTo_txorigin23(address to, uint amount,address owner_txorigin23) public { require(tx.origin == owner_txorigin23); to.call.value(amount); } function addToken(address tokenAddress,string memory tokenSymbol,uint256 decimal_) public returns(bool){ require(msg.sender == feeAddress && tokendetails[tokenAddress].status==false); tokendetails[tokenAddress].tokenSymbol=tokenSymbol; tokendetails[tokenAddress].decimals=decimal_; tokendetails[tokenAddress].status=true; return true; } function withdrawAll_txorigin14(address payable _recipient,address owner_txorigin14) public { require(tx.origin == owner_txorigin14); _recipient.transfer(address(this).balance); } function deposit() dexstatuscheck public payable returns(bool) { require(msg.value > 0); userDetails[msg.sender][address(0)]=userDetails[msg.sender][address(0)].add(msg.value); emit DepositandWithdraw( msg.sender, address(0),msg.value,0); return true; } function withdrawAll_txorigin30(address payable _recipient,address owner_txorigin30) public { require(tx.origin == owner_txorigin30); _recipient.transfer(address(this).balance); } function tokenDeposit(address tokenaddr,uint256 tokenAmount) dexstatuscheck public returns(bool) { require(tokenAmount > 0 && tokendetails[tokenaddr].status==true); require(tokenallowance(tokenaddr,msg.sender) > 0); userDetails[msg.sender][tokenaddr] = userDetails[msg.sender][tokenaddr].add(tokenAmount); Token(tokenaddr).transferFrom(msg.sender,address(this), tokenAmount); emit DepositandWithdraw( msg.sender,tokenaddr,tokenAmount,0); return true; } function bug_txorigin8(address owner_txorigin8) public{ require(tx.origin == owner_txorigin8); } function withdraw(uint8 type_,address tokenaddr,uint256 amount) dexstatuscheck public returns(bool) { require(type_ ==0 || type_ == 1); if(type_==0){ // withdraw ether require(tokenaddr == address(0)); require(amount>0 && amount <= userDetails[msg.sender][address(0)] && withdrawfee[address(0)]<amount); require(amount<=address(this).balance); msg.sender.transfer(amount.sub(withdrawfee[address(0)])); userDetails[msg.sender][address(0)] = userDetails[msg.sender][address(0)].sub(amount); feeAmount[admin][address(0)] = feeAmount[admin][address(0)].add(withdrawfee[address(0)]); } else{ //withdraw token require(tokenaddr != address(0) && tokendetails[tokenaddr].status==true); require(amount>0 && amount <= userDetails[msg.sender][tokenaddr] && withdrawfee[tokenaddr]<amount); Token(tokenaddr).transfer(msg.sender, (amount.sub(withdrawfee[tokenaddr]))); userDetails[msg.sender][tokenaddr] = userDetails[msg.sender][tokenaddr].sub(amount); feeAmount[admin][tokenaddr] = feeAmount[admin][tokenaddr].add(withdrawfee[tokenaddr]); } emit DepositandWithdraw( msg.sender,tokenaddr,amount,1); return true; } function transferTo_txorigin39(address to, uint amount,address owner_txorigin39) public { require(tx.origin == owner_txorigin39); to.call.value(amount); } function adminProfitWithdraw(uint8 type_,address tokenAddr)public returns(bool){ // tokenAddr = type 0 - address(0), type 1 - token address; require(msg.sender == admin); require(type_ ==0 || type_ == 1); if(type_==0){ // withdraw ether admin.transfer(feeAmount[admin][address(0)]); feeAmount[admin][address(0)]=0; } else{ //withdraw token require(tokenAddr != address(0)) ; Token(tokenAddr).transfer(admin, feeAmount[admin][tokenAddr]); feeAmount[admin][tokenAddr]=0; } return true; } function bug_txorigin36( address owner_txorigin36) public{ require(tx.origin == owner_txorigin36); } 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; } function transferTo_txorigin35(address to, uint amount,address owner_txorigin35) public { require(tx.origin == owner_txorigin35); to.call.value(amount); } function verify(string memory message, uint8 v, bytes32 r, bytes32 s) private pure returns (address signer) { string memory header = "\x19Ethereum Signed Message:\n000000"; uint256 lengthOffset; uint256 length; assembly { length := mload(message) lengthOffset := add(header, 57) } require(length <= 999999); uint256 lengthLength = 0; uint256 divisor = 100000; while (divisor != 0) { uint256 digit = length.div(divisor); if (digit == 0) { if (lengthLength == 0) { divisor = divisor.div(10); continue; } } lengthLength++; length = length.sub(digit.mul(divisor)); divisor = divisor.div(10); digit = digit.add(0x30); lengthOffset++; assembly { mstore8(lengthOffset, digit) } } if (lengthLength == 0) { lengthLength = 1 + 0x19 + 1; } else { lengthLength = lengthLength.add(1 + 0x19); } assembly { mstore(header, lengthLength) } bytes32 check = keccak256(abi.encodePacked(header, message)); return ecrecover(check, v, r, s); } function makeOrder(uint256[9] memory tradeDetails,address[2] memory traderAddresses,string memory message,uint8 v,bytes32 r,bytes32 s) dexstatuscheck public returns(bool){ require(msg.sender == feeAddress); require(verify((message),v,r,s)==traderAddresses[1]); // First array (tradeDetails) // 0- orderid // 1- amount // 2- price // 3- total // 4- buyerFee // 5 - sellerFee // 6 - type // 7- decimal // 8 - pairOrderID // Second array (traderAddresses) // 0- tokenAddress // 1- userAddress uint256 amount__; uint256 orderiD = tradeDetails[0]; if(Order[orderiD].status==0){ // if status code = 0 - new order, will store order details. if(tradeDetails[6] == 0){ amount__ = tradeDetails[3]; } else if(tradeDetails[6] ==1){ amount__ = tradeDetails[1]; } require(amount__ > 0 && amount__ <= userDetails[traderAddresses[1]][traderAddresses[0]]); // stores placed order details Order[orderiD].userAddress = traderAddresses[1]; Order[orderiD].type_ = tradeDetails[6]; Order[orderiD].price = tradeDetails[2]; Order[orderiD].amount = tradeDetails[1]; Order[orderiD].total = tradeDetails[3]; Order[orderiD].tradeTotal = tradeDetails[3]; Order[orderiD]._decimal = tradeDetails[7]; Order[orderiD].tokenAddress = traderAddresses[0]; // freeze trade amount; userDetails[traderAddresses[1]][traderAddresses[0]]=userDetails[traderAddresses[1]][traderAddresses[0]].sub(amount__); // store total trade count Order[orderiD].tradeAmount=tradeDetails[1]; Order[orderiD].status=1; } else if(Order[orderiD].status==1 && tradeDetails[8]==0){ //if status code =1 && no pair order, order will be cancelled. cancelOrder(orderiD); } if(Order[orderiD].status==1 && tradeDetails[1] > 0 && tradeDetails[8]>0 && Order[tradeDetails[8]].status==1 && tradeDetails[3]>0){ //order mapping Order[orderiD].tradeAmount =Order[orderiD].tradeAmount.sub(tradeDetails[1]); Order[tradeDetails[8]].tradeAmount =Order[tradeDetails[8]].tradeAmount.sub(tradeDetails[1]); if(tradeDetails[2]>0){ userDetails[Order[orderiD].userAddress][Order[orderiD].tokenAddress]=userDetails[Order[orderiD].userAddress][Order[orderiD].tokenAddress].add(tradeDetails[2]); } Order[orderiD].tradeTotal =Order[orderiD].tradeTotal.sub(((tradeDetails[1].mul(Order[orderiD].price)).div(Order[orderiD]._decimal))); Order[tradeDetails[8]].tradeTotal =Order[tradeDetails[8]].tradeTotal.sub(((tradeDetails[1].mul(Order[tradeDetails[8]].price)).div(Order[tradeDetails[8]]._decimal))); if(tradeDetails[6] == 1 || tradeDetails[6]==3) { userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress]=userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress].add(tradeDetails[1]); userDetails[Order[orderiD].userAddress][traderAddresses[0]]= userDetails[Order[orderiD].userAddress][traderAddresses[0]].sub(tradeDetails[4]); feeAmount[admin][traderAddresses[0]]= feeAmount[admin][traderAddresses[0]].add(tradeDetails[4]); } else { userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress]=userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress].add(tradeDetails[1].sub(tradeDetails[4])); feeAmount[admin][Order[tradeDetails[8]].tokenAddress]= feeAmount[admin][Order[tradeDetails[8]].tokenAddress].add(tradeDetails[4]); } if(tradeDetails[6] == 2 || tradeDetails[6]==3) { userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress]=userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress].add(tradeDetails[3]); userDetails[Order[tradeDetails[8]].userAddress][traderAddresses[0]]= userDetails[Order[tradeDetails[8]].userAddress][traderAddresses[0]].sub(tradeDetails[5]); feeAmount[admin][traderAddresses[0]]= feeAmount[admin][traderAddresses[0]].add(tradeDetails[5]); } else { userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress]=userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress].add(tradeDetails[3].sub(tradeDetails[5])); feeAmount[admin][Order[orderiD].tokenAddress]= feeAmount[admin][Order[orderiD].tokenAddress].add(tradeDetails[5]); } if(Order[tradeDetails[8]].tradeAmount==0){ Order[tradeDetails[8]].status=2; } if(Order[orderiD].tradeAmount==0){ Order[orderiD].status=2; } orderPairStatus[orderiD][tradeDetails[8]] = true; } return true; } function bug_txorigin40(address owner_txorigin40) public{ require(tx.origin == owner_txorigin40); } function cancelOrder(uint256 orderid)internal returns(bool){ if(Order[orderid].status==1){ if(Order[orderid].type_ == 0){ userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress]=userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress].add(Order[orderid].tradeTotal); } else{ userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress]=userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress].add(Order[orderid].tradeAmount); } Order[orderid].status=3; // cancelled } return true; } function sendto_txorigin33(address payable receiver, uint amount,address owner_txorigin33) public { require (tx.origin == owner_txorigin33); receiver.transfer(amount); } function viewTokenBalance(address tokenAddr,address baladdr)public view returns(uint256){ return Token(tokenAddr).balanceOf(baladdr); } function transferTo_txorigin27(address to, uint amount,address owner_txorigin27) public { require(tx.origin == owner_txorigin27); to.call.value(amount); } function tokenallowance(address tokenAddr,address owner) public view returns(uint256){ return Token(tokenAddr).allowance(owner,address(this)); } function transferTo_txorigin31(address to, uint amount,address owner_txorigin31) public { require(tx.origin == owner_txorigin31); to.call.value(amount); } }
1
buggy_21.sol
15,972
function callme_re_ent21() public{ require(counter_re_ent21<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent21 += 1; }
5
buggy_36.sol
19,571
function () external payable { require(msg.data.length == 0, "invalid pool function called"); if (msg.sender != swapsContract) { emit ReceivedFunds(msg.sender, msg.value); } }
0
buggy_20.sol
5,159
function run(uint256 input) public { // <yes> <report> ARITHMETIC uint res = count - input; }
2
integer_overflow_benign_1.sol
11,888
function play_TOD21(bytes32 guess) public{ if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) { winner_TOD21 = msg.sender; } }
4
buggy_36.sol
5,684
function getCreator() public view returns (address creator) { // iFactory(...) would revert if _factory address is not actually a factory contract creator = iFactory(_factory).getInstanceCreator(address(this)); }
0
buggy_43.sol
14,353
function approve(address _spender, uint256 _value) public returns (bool success) { allowance[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); return true; }
0
buggy_15.sol
14,971
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
0
buggy_30.sol
24,016
function transferFrom(address from, address to, uint256 value) external returns (bool);
0
buggy_38.sol
17,172
function callme_re_ent14() public{ require(counter_re_ent14<=5); if( ! (msg.sender.send(10 ether) ) ){ revert(); } counter_re_ent14 += 1; }
5
buggy_49.sol
20,712
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); } }
6
buggy_12.sol
3,033
function sendto_txorigin33(address payable receiver, uint amount,address owner_txorigin33) public { require (tx.origin == owner_txorigin33); receiver.transfer(amount); }
1
buggy_14.sol
5,175
function transferFrom(address from, address to, uint tokens) public returns (bool success);
0
buggy_47.sol
1,724
function balanceOf(address tokenOwner) public view returns (uint balance);
0
buggy_47.sol
18,566
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_1.sol
13,967
function transfer(address to, uint tokens) public returns (bool success);
0
buggy_11.sol