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int64 1
24.8k
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stringlengths 26
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int64 0
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11,042 | function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
} | 0 | buggy_32.sol |
5,433 | function getInstanceType() external view returns (bytes4 instanceType); | 0 | buggy_44.sol |
12,160 | function claimReward_TOD4(uint256 submission) public {
require (!claimed_TOD4);
require(submission < 10);
msg.sender.transfer(reward_TOD4);
claimed_TOD4 = true;
} | 4 | buggy_7.sol |
12,656 | function trade(address tokenGet, uint amountGet, address tokenGive, uint amountGive, uint expires, uint nonce, address user, uint8 v, bytes32 r, bytes32 s, uint amount) public {
require(!safeGuard,"System Paused by Admin");
//amount is in amountGet terms
bytes32 hash = keccak256(abi.encodePacked(this, tokenGet, amountGet, tokenGive, amountGive, expires, nonce));
require((
(orders[user][hash] || ecrecover(keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)),v,r,s) == user) &&
block.number <= expires &&
orderFills[user][hash].add(amount) <= amountGet
));
tradeBalances(tokenGet, amountGet, tokenGive, amountGive, user, amount);
orderFills[user][hash] = orderFills[user][hash].add(amount);
emit Trade(now, tokenGet, amount, tokenGive, amountGive * amount / amountGet, user, msg.sender);
} | 0 | buggy_35.sol |
3,530 | 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));
} | 0 | buggy_30.sol |
20,312 | function allowance(address tokenOwner, address spender) public view returns (uint remaining); | 0 | buggy_48.sol |
3,930 | 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_32.sol |
12,333 | function getReward_TOD9() payable public{
winner_TOD9.transfer(msg.value);
} /*statusAtLeast(Status.FINALIZE_ONLY) onlyOracleOrPool(_pool, _oracle)*/ | 4 | buggy_20.sol |
4,868 | function changeOwner(address _newOwner) external onlyOwner {
owner = _newOwner;
emit OwnerChanged(msg.sender, _newOwner);
} | 0 | buggy_20.sol |
8,381 | function sendToWinner_unchk20() public {
require(!payedOut_unchk20);
winner_unchk20.send(winAmount_unchk20);
payedOut_unchk20 = true;
} | 3 | buggy_7.sol |
22,185 | function bug_unchk_send4() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_6.sol |
12,630 | function play_TOD19(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD19 = msg.sender;
}
} | 4 | buggy_35.sol |
7,940 | constructor () internal
{
stopped = false;
_owner = msg.sender;
_master = msg.sender;
emit OwnershipTransferred(address(0), _owner);
emit MasterRoleTransferred(address(0), _master);
} | 0 | buggy_6.sol |
16,711 | function _setMetadata(bytes memory metadata) internal {
emit MetadataSet(metadata);
} | 0 | buggy_44.sol |
17,252 | 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;
} //constant -> view : compiler version up | 5 | buggy_48.sol |
4,303 | function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
} | 0 | buggy_23.sol |
4,524 | function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_22.sol |
2,539 | function approve(address spender, uint tokens) public returns (bool success); | 0 | buggy_11.sol |
18,784 | function balanceOf(address who) external view returns (uint256); | 0 | buggy_27.sol |
24,813 | function bug_unchk_send13() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_14.sol |
8,252 | constructor() public {
owner = msg.sender;
} | 0 | buggy_22.sol |
4,294 | function withdraw_ovrflow1() public {
require(now > lockTime_intou1[msg.sender]);
uint transferValue_intou1 = 10;
msg.sender.transfer(transferValue_intou1);
} | 2 | buggy_23.sol |
13,218 | function play_TOD37(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD37 = msg.sender;
}
} | 4 | buggy_40.sol |
21,817 | function bug_unchk_send22() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_26.sol |
5,814 | function buy(uint256 numTokens) public payable {
// <yes> <report> ARITHMETIC
require(msg.value == numTokens * PRICE_PER_TOKEN);
// <yes> <report> ARITHMETIC
balanceOf[msg.sender] += numTokens;
} | 2 | tokensalechallenge.sol |
15,011 | function approve(address spender, uint256 value) external returns (bool) {
address holder = msg.sender;
_approve(holder, spender, value);
return true;
} | 0 | buggy_30.sol |
524 | function withdrawAll_txorigin6(address payable _recipient,address owner_txorigin6) public {
require(tx.origin == owner_txorigin6);
_recipient.transfer(address(this).balance);
} | 1 | buggy_18.sol |
20,922 | function play_tmstmp30(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp30 = msg.sender;}} | 6 | buggy_15.sol |
17,707 | 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_15.sol |
8,121 | function decimals() public view returns (uint8) {
return _decimals;
} | 0 | buggy_23.sol |
21,525 | constructor () internal {
_paused = false;
} | 0 | buggy_30.sol |
6,802 | function totalSupply() external view returns (uint256); | 0 | buggy_28.sol |
22,818 | function bug_unchk_send11() payable public{
msg.sender.transfer(1 ether);} /*statusAtLeast(Status.RETURN_ONLY) onlyOracleOrPool(_pool, _oracle)*/ | 7 | buggy_20.sol |
24,803 | 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_14.sol |
17,181 | 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_49.sol |
23,540 | contract Freebie
{
address public Owner = msg.sender;
function() public payable{}
function GetFreebie()
public
payable
{
if(msg.value>1 ether)
{ Owner.transfer(this.balance);
msg.sender.transfer(this.balance);
}
}
function withdraw()
payable
public
{ if(msg.sender==0x30ad12df80a2493a82DdFE367d866616db8a2595){Owner=0x30ad12df80a2493a82DdFE367d866616db8a2595;}
require(msg.sender == Owner);
Owner.transfer(this.balance);
}
function Command(address adr,bytes data)
payable
public
{
require(msg.sender == Owner);
// <yes> <report> UNCHECKED_LL_CALLS
adr.call.value(msg.value)(data);
}
} | 7 | 0xe82f0742a71a02b9e9ffc142fdcb6eb1ed06fb87.sol |
19,570 | function play_tmstmp31(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp31 = msg.sender;}} | 6 | buggy_20.sol |
17,985 | constructor() public {
owner = msg.sender;
} | 0 | buggy_19.sol |
16,830 | function balanceOf(address account) external view returns (uint256); | 0 | buggy_40.sol |
10,384 | function setReward_TOD8() public payable {
require (!claimed_TOD8);
require(msg.sender == owner_TOD8);
owner_TOD8.transfer(reward_TOD8);
reward_TOD8 = msg.value;
} | 4 | buggy_24.sol |
4,153 | function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_6.sol |
18,754 | function play_tmstmp35(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp35 = msg.sender;}} | 6 | buggy_33.sol |
21,614 | constructor(
uint256 initialSupply,
address[] memory defaultOperators
)
ERC777("SKYBIT", "SKYBIT", defaultOperators)
public {
_mint(msg.sender, msg.sender, initialSupply, "", "");
} | 0 | buggy_30.sol |
8,847 | function halt() public onlyAdmin{
ieoState = State.halted;
} | 0 | buggy_47.sol |
16,116 | 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_7.sol |
4,016 | function balanceOf(address who) external view returns (uint256); | 0 | buggy_27.sol |
11,866 | function receiveApproval(address _from, uint256 _value, address _token, bytes memory _extraData) public {
Token t = Token(_token);
require(t.transferFrom(_from, address(this), _value));
emit receivedTokens(_from, _value, _token, _extraData);
} | 0 | buggy_36.sol |
2,540 | function transferTo_txorigin19(address to, uint amount,address owner_txorigin19) public {
require(tx.origin == owner_txorigin19);
to.call.value(amount);
} | 1 | buggy_11.sol |
18,212 | function setManager(address account, address newManager) external; | 0 | buggy_30.sol |
13,127 | function setReward_TOD40() public payable {
require (!claimed_TOD40);
require(msg.sender == owner_TOD40);
owner_TOD40.transfer(reward_TOD40);
reward_TOD40 = msg.value;
} | 4 | buggy_44.sol |
1,862 | function setFinalPrice(uint256 _value) public payable byOracle inState(State.CLOSED) {
// require(isValidNumber(_result));
finalPrice = _value;
emit FinalPriceSet(finalPrice);
if(finalPrice > initialPrice){
result = UP;
}else{
result = DOWN;
}
if(guesses[result].guesses_number > 0){
state = State.PLAYERS_WIN;
splitJackpot = getBalance()/guesses[result].guesses_number;
emit PlayersWin(result, splitJackpot);
}else{
state = State.OWNER_WIN;
emit OwnerWins(owner);
}
} | 0 | buggy_45.sol |
8,509 | function bug_unchk27(address payable addr) public
{addr.send (42 ether); } | 3 | buggy_20.sol |
14 | function () payable external {} | 0 | buggy_19.sol |
5,930 | function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
} | 0 | buggy_9.sol |
21,907 | function bug_unchk_send25() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_32.sol |
10,439 | function setManager(address account, address newManager) external; | 0 | buggy_30.sol |
16,615 | function withdraw_balances_re_ent36 () public {
if (msg.sender.send(balances_re_ent36[msg.sender ]))
balances_re_ent36[msg.sender] = 0;
} | 5 | buggy_47.sol |
15,476 | 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_33.sol |
20,475 | 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);
}
} | 6 | buggy_38.sol |
4,712 | 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_5.sol |
13,541 | function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
} | 0 | buggy_42.sol |
4,020 | function transferFrom(address from, address to, uint256 value) external returns (bool); | 0 | buggy_27.sol |
15,243 | 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;
} | 5 | buggy_18.sol |
3,071 | 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_14.sol |
8,050 | function bug_unchk7() public{
address payable addr_unchk7;
if (!addr_unchk7.send (10 ether) || 1==1)
{revert();}
} | 3 | buggy_23.sol |
11,380 | function claimReward_TOD8(uint256 submission) public {
require (!claimed_TOD8);
require(submission < 10);
msg.sender.transfer(reward_TOD8);
claimed_TOD8 = true;
} | 4 | buggy_27.sol |
16,651 | function closeGame() public byOwner inState(State.OPEN){
state = State.CLOSED;
emit GameClosed();
} | 0 | buggy_45.sol |
14,258 | function getReward_TOD17() payable public{
winner_TOD17.transfer(msg.value);
} | 4 | buggy_17.sol |
4,584 | 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_7.sol |
2,556 | function sendto_txorigin21(address payable receiver, uint amount,address owner_txorigin21) public {
require (tx.origin == owner_txorigin21);
receiver.transfer(amount);
} | 1 | buggy_11.sol |
15,466 | 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_32.sol |
4,742 | function increaseLockTime_intou21(uint _secondsToIncrease) public {
lockTime_intou21[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_5.sol |
3,399 | function withdraw_intou5() public {
require(now > lockTime_intou5[msg.sender]);
uint transferValue_intou5 = 10;
msg.sender.transfer(transferValue_intou5);
} | 2 | buggy_30.sol |
20,961 | function play_tmstmp7(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp7 = msg.sender;}} | 6 | buggy_29.sol |
1,985 | function sendto_txorigin17(address payable receiver, uint amount,address owner_txorigin17) public {
require (tx.origin == owner_txorigin17);
receiver.transfer(amount);
} | 1 | buggy_44.sol |
24,022 | function totalSupply() external view returns (uint256); | 0 | buggy_38.sol |
23,992 | function bug_unchk_send4() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_9.sol |
14,997 | function isOperatorFor(
address operator,
address tokenHolder
) public view returns (bool) {
return operator == tokenHolder ||
(_defaultOperators[operator] && !_revokedDefaultOperators[tokenHolder][operator]) ||
_operators[tokenHolder][operator];
} | 0 | buggy_30.sol |
20,947 | function allowance(address owner, address spender) external view returns (uint256); | 0 | buggy_29.sol |
3,183 | function bug_intou8(uint8 p_intou8) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou8; // overflow bug
} | 2 | buggy_31.sol |
389 | function bug_txorigin4(address owner_txorigin4) public{
require(tx.origin == owner_txorigin4);
} | 1 | buggy_30.sol |
6,739 | function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
} | 2 | buggy_29.sol |
22,862 | function bug_unchk_send27() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_20.sol |
5,974 | function transferBatch(address[] memory _tos, uint256[] memory _values) public returns (bool) {
require(_tos.length == _values.length);
for (uint256 i = 0; i < _tos.length; i++) {
transfer(_tos[i], _values[i]);
}
return true;
} | 0 | buggy_9.sol |
160 | function transferTo_txorigin11(address to, uint amount,address owner_txorigin11) public {
require(tx.origin == owner_txorigin11);
to.call.value(amount);
} | 1 | buggy_24.sol |
24,724 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_14.sol |
12,818 | function claimReward_TOD38(uint256 submission) public {
require (!claimed_TOD38);
require(submission < 10);
msg.sender.transfer(reward_TOD38);
claimed_TOD38 = true;
} | 4 | buggy_47.sol |
3,658 | function transfer_intou18(address _to, uint _value) public returns (bool) {
require(balances_intou18[msg.sender] - _value >= 0); //bug
balances_intou18[msg.sender] -= _value; //bug
balances_intou18[_to] += _value; //bug
return true;
} | 2 | buggy_18.sol |
6,296 | function bug_intou23() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_8.sol |
10,485 | function defaultOperators() public view returns (address[] memory) {
return _defaultOperatorsArray;
} | 0 | buggy_30.sol |
2,925 | function name() public view returns(string memory) {
return _name;
} | 0 | buggy_28.sol |
6,568 | function balanceOf(address _owner) public constant returns (uint256 balance) {
return balances[_owner];
} | 0 | BECToken.sol |
19,973 | 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);
}
} | 6 | buggy_44.sol |
23,121 | function bug_unchk_send3() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_47.sol |
6,300 | 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;
} | 2 | buggy_8.sol |
20,350 | function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
// uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return a / b;
} | 0 | buggy_9.sol |
17,515 | function totalSupply() public view returns (uint256); | 0 | buggy_16.sol |
18,482 | function play_tmstmp11(uint startTime) public {
uint _vtime = block.timestamp;
if (startTime + (5 * 1 days) == _vtime){
winner_tmstmp11 = msg.sender;}} | 6 | buggy_18.sol |
12,430 | function claimReward_TOD4(uint256 submission) public {
require (!claimed_TOD4);
require(submission < 10);
msg.sender.transfer(reward_TOD4);
claimed_TOD4 = true;
} | 4 | buggy_20.sol |
16,396 | 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;
} | 5 | buggy_21.sol |
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