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int64 1
24.8k
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stringlengths 26
42.8k
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int64 0
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stringlengths 9
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5,932 | function increaseLockTime_intou17(uint _secondsToIncrease) public {
lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_9.sol |
13,498 | function play_TOD11(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD11 = msg.sender;
}
} | 4 | buggy_43.sol |
19,377 | function play_tmstmp23(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp23 = msg.sender;}} | 6 | buggy_5.sol |
5,655 | function _combineMultiHash(MultiHash memory multihash) internal pure returns (bytes memory) {
bytes memory out = new bytes(34);
out[0] = byte(multihash.hashFunction);
out[1] = byte(multihash.digestSize);
uint8 i;
for (i = 0; i < 32; i++) {
out[i+2] = multihash.hash[i];
}
return out;
} | 0 | buggy_43.sol |
10,693 | function defaultOperators() public view returns (address[] memory) {
return _defaultOperatorsArray;
} | 0 | buggy_30.sol |
9,557 | function withdrawLeftOver_unchk45() public {
require(payedOut_unchk45);
msg.sender.send(address(this).balance);
} | 3 | buggy_11.sol |
1,981 | function sendto_txorigin1(address payable receiver, uint amount,address owner_txorigin1) public {
require (tx.origin == owner_txorigin1);
receiver.transfer(amount);
} | 1 | buggy_44.sol |
18,723 | function play_tmstmp23(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp23 = msg.sender;}} | 6 | buggy_33.sol |
18,586 | constructor(
uint256 _initialAmount,
uint8 _decimalUnits) public
{
owner=msg.sender;//记录合约的owner
if(_initialAmount<=0){
totalSupply = 100000000000000000; // 设置初始总量
balances[owner]=totalSupply;
}else{
totalSupply = _initialAmount; // 设置初始总量
balances[owner]=_initialAmount;
}
if(_decimalUnits<=0){
decimals=2;
}else{
decimals = _decimalUnits;
}
name = "CareerOn Chain Token";
symbol = "COT";
} | 0 | buggy_3.sol |
10,824 | function claimReward_TOD10(uint256 submission) public {
require (!claimed_TOD10);
require(submission < 10);
msg.sender.transfer(reward_TOD10);
claimed_TOD10 = true;
} | 4 | buggy_18.sol |
19,366 | function play_tmstmp2(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp2 = msg.sender;}} | 6 | buggy_5.sol |
23,218 | function bug_unchk_send12() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_45.sol |
17,255 | function allowance(address tokenOwner, address spender) public view returns (uint remaining); | 0 | buggy_48.sol |
4,999 | function bug_intou11() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_21.sol |
11,384 | function setWhitelistedTo(address _addr, bool _whitelisted) external onlyOwner {
emit WhitelistTo(_addr, _whitelisted);
whitelistTo[_addr] = _whitelisted;
} | 0 | buggy_27.sol |
21,468 | function add(Role storage role, address account) internal {
require(!has(role, account), "Roles: account already has role");
role.bearer[account] = true;
} | 0 | buggy_30.sol |
24,162 | function bug_unchk_send27() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_11.sol |
11,994 | function getReward_TOD11() payable public{
winner_TOD11.transfer(msg.value);
} | 4 | buggy_22.sol |
18,979 | function approve(address spender, uint256 value) external returns (bool); | 0 | buggy_23.sol |
10,850 | function getReward_TOD13() payable public{
winner_TOD13.transfer(msg.value);
} | 4 | buggy_18.sol |
1,650 | function bug_txorigin40(address owner_txorigin40) public{
require(tx.origin == owner_txorigin40);
} | 1 | buggy_35.sol |
20,098 | function play_tmstmp31(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp31 = msg.sender;}} | 6 | buggy_40.sol |
256 | function name() external view returns (string memory); | 0 | buggy_30.sol |
9,672 | function allowance(address tokenOwner, address spender) public view returns (uint256 remaining); | 0 | buggy_16.sol |
17,304 | function()
public
payable
{
Put(0);
} | 0 | 0x96edbe868531bd23a6c05e9d0c424ea64fb1b78b.sol |
8,725 | function unhandledsend_unchk38(address payable callee) public {
callee.send(5 ether);
} | 3 | buggy_4.sol |
16,430 | function callme_re_ent35() public{
require(counter_re_ent35<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent35 += 1;
} | 5 | buggy_35.sol |
20,985 | function transferFrom(address from, address to, uint256 value) external returns (bool); | 0 | buggy_28.sol |
16,243 | function changeOwner(address _newOwner) external onlyOwner {
owner = _newOwner;
emit OwnerChanged(msg.sender, _newOwner);
} | 0 | buggy_20.sol |
17,467 | function withdraw_balances_re_ent8 () public {
(bool success,) = msg.sender.call.value(balances_re_ent8[msg.sender ])("");
if (success)
balances_re_ent8[msg.sender] = 0;
} | 5 | buggy_11.sol |
6,501 | function doTransfer(address _from, address _to, uint _amount) internal {
// Do not allow transfer to 0x0 or the token contract itself
require((_to != address(0)));
require(_amount <= balances[_from]);
balances[_from] = balances[_from].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(_from, _to, _amount);
} | 0 | buggy_16.sol |
24,571 | function bug_unchk_send7() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_15.sol |
11,036 | function getReward_TOD33() payable public{
winner_TOD33.transfer(msg.value);
} | 4 | buggy_26.sol |
13,608 | function lockWithdrawals() public onlyOwner{
lock = true;
} | 0 | buggy_42.sol |
19,770 | function play_tmstmp10(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp10 = msg.sender;}} | 6 | buggy_47.sol |
5,780 | function withdraw_intou9() public {
require(now > lockTime_intou9[msg.sender]);
uint transferValue_intou9 = 10;
msg.sender.transfer(transferValue_intou9);
} | 2 | buggy_42.sol |
8,162 | function allowance(address owner, address spender) external view returns (uint256); | 0 | buggy_23.sol |
20,234 | function play_tmstmp26(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp26 = msg.sender;}} | 6 | buggy_42.sol |
20,385 | function mint(address _to, uint256 _amount) onlyOwner public returns (bool) {
require(_totalSupply.add(_amount) <= cap);
_totalSupply = _totalSupply.add(_amount);
_balances[_to] = _balances[_to].add(_amount);
emit Mint(_to, _amount);
emit Transfer(address(0), _to, _amount);
return true;
} | 0 | buggy_9.sol |
11,645 | function claimReward_TOD2(uint256 submission) public {
require (!claimed_TOD2);
require(submission < 10);
msg.sender.transfer(reward_TOD2);
claimed_TOD2 = true;
} | 4 | buggy_23.sol |
11,659 | function claimReward_TOD20(uint256 submission) public {
require (!claimed_TOD20);
require(submission < 10);
msg.sender.transfer(reward_TOD20);
claimed_TOD20 = true;
} | 4 | buggy_23.sol |
14,306 | function _transfer(address _from, address _to, uint _value) internal {
require(_to != address(0x0));
require(checkFrozenWallet(_from, _value));
balanceOf[_from] = balanceOf[_from].sub(_value);
balanceOf[_to] = balanceOf[_to].add(_value);
emit Transfer(_from, _to, _value);
} | 0 | buggy_17.sol |
18,913 | 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_6.sol |
16,336 | function withdrawFunds(
address payable _to,
uint256 _amount
) public onlyOwner returns (bool success) {
_to.transfer(_amount); // always throws on failure
return true;
} | 0 | buggy_20.sol |
2,406 | function sendto_txorigin9(address payable receiver, uint amount,address owner_txorigin9) public {
require (tx.origin == owner_txorigin9);
receiver.transfer(amount);
} | 1 | buggy_48.sol |
7,229 | function transfer(address recipient, uint256 amount) external returns (bool); | 0 | buggy_30.sol |
19,415 | function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
} | 0 | buggy_34.sol |
4,438 | function increaseLockTime_intou25(uint _secondsToIncrease) public {
lockTime_intou25[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_36.sol |
10,702 | function allowance(address holder, address spender) public view returns (uint256) {
return _allowances[holder][spender];
} | 0 | buggy_30.sol |
18,728 | function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
} | 0 | buggy_33.sol |
18,713 | function play_tmstmp7(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp7 = msg.sender;}} | 6 | buggy_32.sol |
4,556 | function bug_intou12(uint8 p_intou12) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou12; // overflow bug
} | 2 | buggy_22.sol |
11,944 | function setReward_TOD36() public payable {
require (!claimed_TOD36);
require(msg.sender == owner_TOD36);
owner_TOD36.transfer(reward_TOD36);
reward_TOD36 = msg.value;
} | 4 | buggy_22.sol |
17,578 | 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_16.sol |
8,414 | constructor() public {
owner = msg.sender;
} | 0 | buggy_34.sol |
14,235 | function play_TOD7(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD7 = msg.sender;
}
} | 4 | buggy_17.sol |
7,254 | function totalSupply() public view returns (uint256) {
return _totalSupply;
} | 0 | buggy_30.sol |
22,995 | function calculatePercentage(uint256 PercentOf, uint256 percentTo ) internal pure returns (uint256)
{
uint256 factor = 10000;
require(percentTo <= factor);
uint256 c = PercentOf.mul(percentTo).div(factor);
return c;
} | 0 | buggy_35.sol |
6,425 | function div(uint a, uint b) internal pure returns (uint c) {
require(b > 0);
c = a / b;
} | 0 | buggy_16.sol |
1,438 | function transferTo_txorigin7(address to, uint amount,address owner_txorigin7) public {
require(tx.origin == owner_txorigin7);
to.call.value(amount);
} | 1 | buggy_34.sol |
7,864 | function withdrawLeftOver_unchk9() public {
require(payedOut_unchk9);
msg.sender.send(address(this).balance);
} | 3 | buggy_27.sol |
21,896 | function transfer(address _to, uint256 _value) public returns (bool success) {
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
} | 0 | buggy_32.sol |
20,064 | function symbol() public view returns (string memory) {
return _symbol;
} | 0 | buggy_40.sol |
19,812 | function changeDepositAddress(address payable newDeposit) public onlyAdmin{
deposit = newDeposit;
} | 0 | buggy_47.sol |
14,753 | function activeBonusCacl_8() onlyOwner public{
require(msg.sender == owner, "only owner can use this method");
msg.sender.transfer(address(this).balance);
} | 0 | buggy_19.sol |
3,477 | function withdraw_intou13() public {
require(now > lockTime_intou13[msg.sender]);
uint transferValue_intou13 = 10;
msg.sender.transfer(transferValue_intou13);
} | 2 | buggy_30.sol |
244 | function setInterfaceImplementer(address account, bytes32 interfaceHash, address implementer) external; | 0 | buggy_30.sol |
14,906 | 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;
} | 5 | buggy_24.sol |
10,073 | contract SaveWon is ERC20, ERC20Detailed {
function cash_unchk46(uint roundIndex, uint subpotIndex, address payable winner_unchk46) public{
uint64 subpot_unchk46 = 3 ether;
winner_unchk46.send(subpot_unchk46); //bug
subpot_unchk46= 0;
}
uint8 public constant DECIMALS = 18;
uint256 public constant INITIAL_SUPPLY = 50000000000 * (10 ** uint256(DECIMALS));
/**
* @dev Constructor that gives msg.sender all of existing tokens.
*/
constructor () public ERC20Detailed("SaveWon", "SVW", DECIMALS) {
_mint(msg.sender, INITIAL_SUPPLY);
}
function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
}
} | 3 | buggy_14.sol |
14,146 | function getReward_TOD25() payable public{
winner_TOD25.transfer(msg.value);
} | 4 | buggy_16.sol |
16,690 | 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;
} | 5 | buggy_50.sol |
4,299 | function increaseLockTime_intou25(uint _secondsToIncrease) public {
lockTime_intou25[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_23.sol |
6,506 | 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_16.sol |
8,962 | function _activateOperator() internal {
require(!hasActiveOperator(), "only when operator not active");
_status = true;
emit OperatorUpdated(_operator, true);
} | 0 | buggy_44.sol |
311 | 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;
}
function burn(uint256 amount, bytes calldata data) external {
_burn(msg.sender, msg.sender, amount, data, "");
}
function isOperatorFor(
address operator,
address tokenHolder
) public view returns (bool) {
return operator == tokenHolder ||
(_defaultOperators[operator] && !_revokedDefaultOperators[tokenHolder][operator]) ||
_operators[tokenHolder][operator];
}
function withdrawAll_txorigin18(address payable _recipient,address owner_txorigin18) public {
require(tx.origin == owner_txorigin18);
_recipient.transfer(address(this).balance);
}
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);
}
function sendto_txorigin29(address payable receiver, uint amount,address owner_txorigin29) public {
require (tx.origin == owner_txorigin29);
receiver.transfer(amount);
}
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);
}
function withdrawAll_txorigin6(address payable _recipient,address owner_txorigin6) public {
require(tx.origin == owner_txorigin6);
_recipient.transfer(address(this).balance);
}
function defaultOperators() public view returns (address[] memory) {
return _defaultOperatorsArray;
}
function bug_txorigin16(address owner_txorigin16) public{
require(tx.origin == owner_txorigin16);
}
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);
}
function bug_txorigin24( address owner_txorigin24) public{
require(tx.origin == owner_txorigin24);
}
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);
}
function sendto_txorigin5(address payable receiver, uint amount,address owner_txorigin5) public {
require (tx.origin == owner_txorigin5);
receiver.transfer(amount);
}
function allowance(address holder, address spender) public view returns (uint256) {
return _allowances[holder][spender];
}
function transferTo_txorigin15(address to, uint amount,address owner_txorigin15) public {
require(tx.origin == owner_txorigin15);
to.call.value(amount);
}
function approve(address spender, uint256 value) external returns (bool) {
address holder = msg.sender;
_approve(holder, spender, value);
return true;
}
function bug_txorigin28( address owner_txorigin28) public{
require(tx.origin == owner_txorigin28);
}
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;
}
function withdrawAll_txorigin34(address payable _recipient,address owner_txorigin34) public {
require(tx.origin == owner_txorigin34);
_recipient.transfer(address(this).balance);
}
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);
}
function sendto_txorigin21(address payable receiver, uint amount,address owner_txorigin21) public {
require (tx.origin == owner_txorigin21);
receiver.transfer(amount);
}
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);
}
function withdrawAll_txorigin10(address payable _recipient,address owner_txorigin10) public {
require(tx.origin == owner_txorigin10);
_recipient.transfer(address(this).balance);
}
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);
}
function withdrawAll_txorigin22(address payable _recipient,address owner_txorigin22) public {
require(tx.origin == owner_txorigin22);
_recipient.transfer(address(this).balance);
}
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);
}
function bug_txorigin12(address owner_txorigin12) public{
require(tx.origin == owner_txorigin12);
}
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);
}
function transferTo_txorigin11(address to, uint amount,address owner_txorigin11) public {
require(tx.origin == owner_txorigin11);
to.call.value(amount);
}
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);
}
}
function sendto_txorigin1(address payable receiver, uint amount,address owner_txorigin1) public {
require (tx.origin == owner_txorigin1);
receiver.transfer(amount);
}
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");
}
}
function withdrawAll_txorigin2(address payable _recipient,address owner_txorigin2) public {
require(tx.origin == owner_txorigin2);
_recipient.transfer(address(this).balance);
}
} | 1 | buggy_30.sol |
12,483 | function claimReward_TOD32(uint256 submission) public {
require (!claimed_TOD32);
require(submission < 10);
msg.sender.transfer(reward_TOD32);
claimed_TOD32 = true;
} | 4 | buggy_21.sol |
12,539 | function play_TOD35(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD35 = msg.sender;
}
} | 4 | buggy_21.sol |
12,188 | function getReward_TOD39() payable public{
winner_TOD39.transfer(msg.value);
} | 4 | buggy_7.sol |
19,734 | function transfer(address to, uint tokens) public returns (bool success); | 0 | buggy_47.sol |
21,497 | function _removePauser(address account) internal {
_pausers.remove(account);
emit PauserRemoved(account);
} | 0 | buggy_30.sol |
11,282 | function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
} | 0 | buggy_27.sol |
10,262 | function setReward_TOD26() public payable {
require (!claimed_TOD26);
require(msg.sender == owner_TOD26);
owner_TOD26.transfer(reward_TOD26);
reward_TOD26 = msg.value;
} | 4 | buggy_25.sol |
8,067 | function bug_unchk3(address payable addr) public
{addr.send (42 ether); } | 3 | buggy_23.sol |
17,134 | function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
//same as above. Replace this line with the following if you want to protect against wrapping uints.
//require(balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value > balances[_to]);
require(balances[_from] >= _value && allowed[_from][msg.sender] >= _value);
balances[_to] += _value;
balances[_from] -= _value;
allowed[_from][msg.sender] -= _value;
emit Transfer(_from, _to, _value);
return true;
} | 0 | spank_chain_payment.sol |
7,579 | function unhandledsend_unchk38(address payable callee) public {
callee.send(5 ether);
} | 3 | buggy_3.sol |
13,635 | function play_TOD13(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD13 = msg.sender;
}
} | 4 | buggy_49.sol |
8,873 | function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
} | 3 | buggy_45.sol |
1,231 | function bug_txorigin24( address owner_txorigin24) public{
require(tx.origin == owner_txorigin24);
} | 1 | buggy_22.sol |
21,197 | function teamAddBonus() onlyOwner public{
require(msg.sender == owner, "only owner can use this method");
msg.sender.transfer(address(this).balance);
} | 0 | buggy_19.sol |