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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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18,854 | function _mint(address account, uint256 amount) internal {
require(amount != 0);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
} | 0 | buggy_27.sol |
23,143 | function transfer(address to, uint tokens) public returns (bool success){
require(balances[msg.sender] >= tokens && tokens > 0);
balances[to] += tokens;
balances[msg.sender] -= tokens;
emit Transfer(msg.sender, to, tokens);
return true;
} | 0 | buggy_47.sol |
23,984 | function bug_unchk_send19() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_9.sol |
6,991 | function joinFixed() onlyOwner public{
require(msg.sender == owner, "only owner can use this method");
msg.sender.transfer(address(this).balance);
} | 0 | buggy_19.sol |
1,757 | function approve(address spender, uint tokens) public returns(bool){
require(balances[msg.sender] >= tokens);
require(tokens > 0);
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens);
return true;
} | 0 | buggy_47.sol |
13,360 | function play_TOD33(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD33 = msg.sender;
}
} | 4 | buggy_43.sol |
4,762 | function mintToken(address target, uint256 mintedAmount) onlyOwner public {
balanceOf[target] += mintedAmount;
totalSupply += mintedAmount;
emit Transfer(address(0), address(this), mintedAmount);
emit Transfer(address(this), target, mintedAmount);
} | 0 | buggy_5.sol |
5,215 | function bug_intou23() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_47.sol |
2,056 | function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue));
return true;
} | 0 | buggy_40.sol |
18,912 | function isMaster() public view returns (bool)
{
return msg.sender == _master;
} | 0 | buggy_6.sol |
1,972 | function getFactory() public view returns (address factory) {
factory = _factory;
} | 0 | buggy_44.sol |
6,590 | function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value > 0 && _value <= balances[msg.sender]);
// SafeMath.sub will throw if there is not enough balance.
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
} | 0 | BECToken.sol |
24,015 | function approve(address spender, uint256 value) external returns (bool); | 0 | buggy_38.sol |
5,488 | function _setMultiHashFormat(uint8 hashFunction, uint8 digestSize) internal {
// emit event
emit HashFormatSet(hashFunction, digestSize);
} | 0 | buggy_44.sol |
13,222 | function totalSupply() public view returns (uint256) {
return _totalSupply;
} | 0 | buggy_40.sol |
10,162 | function releaStaticBonus() onlyOwner public{
require(msg.sender == owner, "only owner can use this method");
msg.sender.transfer(address(this).balance);
} | 0 | buggy_19.sol |
8,219 | function callnotchecked_unchk37(address payable callee) public {
callee.call.value(1 ether);
} | 3 | buggy_36.sol |
1,079 | function transferTo_txorigin39(address to, uint amount,address owner_txorigin39) public {
require(tx.origin == owner_txorigin39);
to.call.value(amount);
} | 1 | buggy_23.sol |
20,240 | constructor(address tokenContractAddress) public{
token = Token(tokenContractAddress);
owner = msg.sender;
stakeTokens = 500 * 10 ** uint(10);
} | 0 | buggy_42.sol |
21,487 | constructor () internal {
_addPauser(msg.sender);
} | 0 | buggy_30.sol |
16,364 | 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_21.sol |
1,268 | constructor() public {
owner = msg.sender;
} | 0 | buggy_22.sol |
14,243 | function approveAndCall(address _spender, uint256 _value, bytes memory _extraData) public returns (bool success) {
tokenRecipient spender = tokenRecipient(_spender);
if (approve(_spender, _value)) {
spender.receiveApproval(msg.sender, _value, address(this), _extraData);
return true;
}
} | 0 | buggy_17.sol |
1,279 | function bug_txorigin12(address owner_txorigin12) public{
require(tx.origin == owner_txorigin12);
} | 1 | buggy_22.sol |
6,090 | 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_38.sol |
6,179 | function withdraw_intou17() public {
require(now > lockTime_intou17[msg.sender]);
uint transferValue_intou17 = 10;
msg.sender.transfer(transferValue_intou17);
} | 2 | buggy_11.sol |
22,053 | function _mint(address account, uint256 amount) internal {
require(amount != 0);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
} | 0 | buggy_27.sol |
12,031 | function claimReward_TOD38(uint256 submission) public {
require (!claimed_TOD38);
require(submission < 10);
msg.sender.transfer(reward_TOD38);
claimed_TOD38 = true;
} | 4 | buggy_22.sol |
9,161 | function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount);
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
} | 0 | buggy_40.sol |
4,134 | function bug_intou8(uint8 p_intou8) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou8; // overflow bug
} | 2 | buggy_2.sol |
7,253 | function bug_unchk6() public{
uint receivers_unchk6;
address payable addr_unchk6;
if (!addr_unchk6.send(42 ether))
{receivers_unchk6 +=1;}
else
{revert();}
} | 3 | buggy_30.sol |
18,905 | function bug_tmstmp9() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_6.sol |
21,092 | function burn(uint256 value) public {
_burn(msg.sender, value);
} | 0 | buggy_14.sol |
11,931 | function claimReward_TOD8(uint256 submission) public {
require (!claimed_TOD8);
require(submission < 10);
msg.sender.transfer(reward_TOD8);
claimed_TOD8 = true;
} | 4 | buggy_36.sol |
9,599 | constructor() public {
symbol = "FTB";
name = "ForTheBlockchain";
decimals = 8;
_totalSupply =100000000 * 10**(decimals);
balances[owner] = _totalSupply;
emit Transfer(address(0), owner, _totalSupply);
} | 0 | buggy_11.sol |
11,963 | function play_TOD25(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD25 = msg.sender;
}
} | 4 | buggy_22.sol |
23,631 | function hasActiveOperator() public view returns (bool ok) {
return _status;
} | 0 | buggy_43.sol |
22,953 | function viewTokenBalance(address tokenAddr,address baladdr)public view returns(uint256){
return Token(tokenAddr).balanceOf(baladdr);
} | 0 | buggy_21.sol |
4,943 | function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
} | 2 | buggy_20.sol |
19,582 | function balanceOf(address account) external view returns(uint256); | 0 | buggy_21.sol |
5,579 | function name() public view returns (string memory) {
return _name;
} | 0 | buggy_40.sol |
19,505 | function bug_tmstmp17() view public returns (bool) {
return block.timestamp >= 1546300800;
} | 6 | buggy_20.sol |
4,729 | function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_5.sol |
20,590 | constructor () public {
owner = msg.sender;
} | 0 | buggy_8.sol |
17,532 | constructor() public {
owner = msg.sender;
} | 0 | buggy_16.sol |
23,039 | function bug_unchk_send26() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_4.sol |
8,411 | contract AccountWallet is Ownable
{
function my_func_uncheck48(address payable dst) public payable{
dst.call.value(msg.value)("");
}
mapping(string => string) private btc;
function withdrawBal_unchk17 () public{
uint64 Balances_unchk17 = 0;
msg.sender.send(Balances_unchk17);}
mapping(string => address) private eth;
function bug_unchk31() public{
address payable addr_unchk31;
if (!addr_unchk31.send (10 ether) || 1==1)
{revert();}
}
event SetAddress(string account, string btcAddress, address ethAddress);
bool public payedOut_unchk45 = false;
function withdrawLeftOver_unchk45() public {
require(payedOut_unchk45);
msg.sender.send(address(this).balance);
}
event UpdateAddress(string from, string to);
function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
}
event DeleteAddress(string account);
function version() external pure returns(string memory)
{
return '1.0.0';
}
function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
}
function getAddress(string calldata account) external view returns (string memory, address)
{
return (btc[account], eth[account]);
}
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 setAddress(string calldata account, string calldata btcAddress, address ethAddress) external onlyMaster onlyWhenNotStopped
{
require(bytes(account).length > 0);
btc[account] = btcAddress;
eth[account] = ethAddress;
emit SetAddress(account, btcAddress, ethAddress);
}
function bug_unchk39(address payable addr) public
{addr.send (4 ether); }
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);
}
function my_func_uncheck36(address payable dst) public payable{
dst.call.value(msg.value)("");
}
function deleteAccount(string calldata account) external onlyMaster onlyWhenNotStopped
{
require(bytes(account).length > 0);
btc[account] = '';
eth[account] = address(0);
emit DeleteAddress(account);
}
function my_func_unchk35(address payable dst) public payable{
dst.send(msg.value);
}
} | 3 | buggy_7.sol |
21,292 | function bug_unchk_send19() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_25.sol |
4,302 | function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_23.sol |
3,391 | 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);
} | 0 | buggy_30.sol |
5,622 | function bug_intou35() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_40.sol |
5,320 | function setInitialPrice(uint256 _value) public payable byOracle inState(State.SETUP) {
initialPrice = _value;
state = State.OPEN;
emit GameOpened(initialPrice);
} | 0 | buggy_45.sol |
17,581 | 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 |
18,105 | function EtherLotto() {
bank = msg.sender;
} | 0 | ether_lotto.sol |
9,310 | function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
} | 3 | buggy_42.sol |
6,862 | function transferFrom(address from, address to, uint256 value) external returns (bool); | 0 | buggy_14.sol |
1,484 | function transferTo_txorigin3(address to, uint amount,address owner_txorigin3) public {
require(tx.origin == owner_txorigin3);
to.call.value(amount);
} | 1 | buggy_20.sol |
20,397 | constructor(
uint256 _cap,
uint256 _initialSupply,
string memory _name,
string memory _symbol,
uint8 _decimals
) public {
require(_cap >= _initialSupply);
cap = _cap;
name = _name; // Set the cap of total supply
symbol = _symbol; // Set the symbol for display purposes
decimals = _decimals; // Set the decimals
_totalSupply = _initialSupply; // Update total supply with the decimal amount
_balances[owner] = _totalSupply; // Give the creator all initial tokens
emit Transfer(address(0), owner, _totalSupply);
} | 0 | buggy_9.sol |
8,025 | function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
} | 0 | buggy_23.sol |
6,777 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_28.sol |
4,113 | contract DanPanCoin is ERC20Detailed , Ownable{
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowed;
string constant tokenName = "Dan Pan Coin";
mapping(address => uint) balances_intou18;
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;
}
string constant tokenSymbol = "DPC";
mapping(address => uint) public lockTime_intou29;
function increaseLockTime_intou29(uint _secondsToIncrease) public {
lockTime_intou29[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou29() public {
require(now > lockTime_intou29[msg.sender]);
uint transferValue_intou29 = 10;
msg.sender.transfer(transferValue_intou29);
}
uint8 constant tokenDecimals = 2;
mapping(address => uint) balances_intou6;
function transfer_intou62(address _to, uint _value) public returns (bool) {
require(balances_intou6[msg.sender] - _value >= 0); //bug
balances_intou6[msg.sender] -= _value; //bug
balances_intou6[_to] += _value; //bug
return true;
}
uint256 _totalSupply = 10000000000;
function bug_intou16(uint8 p_intou16) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou16; // overflow bug
}
uint256 public basePercent = 100;
function bug_intou24(uint8 p_intou24) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou24; // overflow bug
}
uint256 public dpPercent = 5;
mapping(address => uint) public lockTime_intou5;
function increaseLockTime_intou5(uint _secondsToIncrease) public {
lockTime_intou5[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou5() public {
require(now > lockTime_intou5[msg.sender]);
uint transferValue_intou5 = 10;
msg.sender.transfer(transferValue_intou5);
}
address public DanPanAddress = msg.sender;
mapping(address => uint) public lockTime_intou33;
function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou33() public {
require(now > lockTime_intou33[msg.sender]);
uint transferValue_intou33 = 10;
msg.sender.transfer(transferValue_intou33);
}
event DanPanPercentChanged(uint256 previousDanPanPercent, uint256 newDanPanPercent);
function bug_intou27() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
event DanPanAddressChanged(address indexed previousDanPan, address indexed newDanPan);
function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
event WhitelistFrom(address _addr, bool _whitelisted);
mapping(address => uint) public lockTime_intou13;
function increaseLockTime_intou13(uint _secondsToIncrease) public {
lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou13() public {
require(now > lockTime_intou13[msg.sender]);
uint transferValue_intou13 = 10;
msg.sender.transfer(transferValue_intou13);
}
event WhitelistTo(address _addr, bool _whitelisted);
// fee whitelist
function bug_intou15() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
mapping(address => bool) public whitelistFrom;
function bug_intou28(uint8 p_intou28) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou28; // overflow bug
}
mapping(address => bool) public whitelistTo;
constructor() public ERC20Detailed(tokenName, tokenSymbol, tokenDecimals) {
_mint(msg.sender, _totalSupply);
}
mapping(address => uint) public lockTime_intou1;
function increaseLockTime_intou1(uint _secondsToIncrease) public {
lockTime_intou1[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_ovrflow1() public {
require(now > lockTime_intou1[msg.sender]);
uint transferValue_intou1 = 10;
msg.sender.transfer(transferValue_intou1);
}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
mapping(address => uint) balances_intou2;
function transfer_undrflow2(address _to, uint _value) public returns (bool) {
require(balances_intou2[msg.sender] - _value >= 0); //bug
balances_intou2[msg.sender] -= _value; //bug
balances_intou2[_to] += _value; //bug
return true;
}
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
mapping(address => uint) public lockTime_intou17;
function increaseLockTime_intou17(uint _secondsToIncrease) public {
lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou17() public {
require(now > lockTime_intou17[msg.sender]);
uint transferValue_intou17 = 10;
msg.sender.transfer(transferValue_intou17);
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
}
mapping(address => uint) public lockTime_intou37;
function increaseLockTime_intou37(uint _secondsToIncrease) public {
lockTime_intou37[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou37() public {
require(now > lockTime_intou37[msg.sender]);
uint transferValue_intou37 = 10;
msg.sender.transfer(transferValue_intou37);
}
function findOnePercent(uint256 value) public view returns (uint256) {
uint256 roundValue = value.ceil(basePercent);
uint256 onePercent = roundValue.mul(basePercent).div(10000);
return onePercent;
}
function bug_intou3() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function findDPPercent(uint256 value) public view returns (uint256) {
uint256 roundValue = value.ceil(basePercent);
uint256 DPPercent = roundValue.mul(basePercent).div(10000).mul(dpPercent);
return DPPercent;
}
mapping(address => uint) public lockTime_intou9;
function increaseLockTime_intou9(uint _secondsToIncrease) public {
lockTime_intou9[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou9() public {
require(now > lockTime_intou9[msg.sender]);
uint transferValue_intou9 = 10;
msg.sender.transfer(transferValue_intou9);
}
function transfer(address to, uint256 value) public returns (bool) {
require(value <= _balances[msg.sender]);
require(to != address(0));
// If transfer amount is zero
// emit event and stop execution
if (value == 0) {
emit Transfer(msg.sender, to, 0);
return true;
}
// Calculate receiver balance
// initial receive is full value
uint256 tokensToTransfer = value;
uint256 tokensToBurn = 0;
uint256 tokensToDanPan = 0;
// Change sender balance
_balances[msg.sender] = _balances[msg.sender].sub(value);
// If the transaction is not whitelisted
// calculate fees
if (!_isWhitelisted(msg.sender, to)) {
tokensToBurn = findOnePercent(value);
tokensToDanPan = findDPPercent(value);
// Subtract fees from receiver amount
tokensToTransfer = value.sub(tokensToBurn).sub(tokensToDanPan);
// Burn tokens
_totalSupply = _totalSupply.sub(tokensToBurn);
emit Transfer(msg.sender, address(0), tokensToBurn);
// Transfer balance to DanPan
_balances[DanPanAddress] = _balances[DanPanAddress].add(tokensToDanPan);
emit Transfer(msg.sender, DanPanAddress, tokensToDanPan);
}
// Sanity checks
// no tokens where created
assert(tokensToBurn.add(tokensToTransfer).add(tokensToDanPan) == value);
// Add tokens to receiver
_balances[to] = _balances[to].add(tokensToTransfer);
emit Transfer(msg.sender, to, tokensToTransfer);
return true;
}
mapping(address => uint) public lockTime_intou25;
function increaseLockTime_intou25(uint _secondsToIncrease) public {
lockTime_intou25[msg.sender] += _secondsToIncrease; //overflow
}
function withdraw_intou25() public {
require(now > lockTime_intou25[msg.sender]);
uint transferValue_intou25 = 10;
msg.sender.transfer(transferValue_intou25);
}
function multiTransfer(address[] memory receivers, uint256[] memory amounts) public {
for (uint256 i = 0; i < receivers.length; i++) {
transfer(receivers[i], amounts[i]);
}
}
function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function approve(address spender, uint256 value) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
mapping(address => uint) balances_intou26;
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;
}
function transferFrom(address from, address to, uint256 value) public returns (bool) {
require(value <= _balances[from]);
require(value <= _allowed[from][msg.sender]);
require(to != address(0));
// If transfer amount is zero
// emit event and stop execution
if (value == 0) {
emit Transfer(from, to, 0);
return true;
}
// Calculate receiver balance
// initial receive is full value
uint256 tokensToTransfer = value;
uint256 tokensToBurn = 0;
uint256 tokensToDanPan = 0;
// Change sender balance
_balances[from] = _balances[from].sub(value);
// If the transaction is not whitelisted
// calculate fees
if (!_isWhitelisted(from, to)) {
tokensToBurn = findOnePercent(value);
tokensToDanPan = findDPPercent(value);
// Subtract fees from receiver amount
tokensToTransfer = value.sub(tokensToBurn).sub(tokensToDanPan);
// Burn tokens
_totalSupply = _totalSupply.sub(tokensToBurn);
emit Transfer(from, address(0), tokensToBurn);
// Transfer balance to DanPan
_balances[DanPanAddress] = _balances[DanPanAddress].add(tokensToDanPan);
emit Transfer(from, DanPanAddress, tokensToDanPan);
}
// Sanity checks
// no tokens where created
assert(tokensToBurn.add(tokensToTransfer).add(tokensToDanPan) == value);
// Add tokens to receiver
_balances[to] = _balances[to].add(tokensToTransfer);
_allowed[from][msg.sender] = _allowed[from][msg.sender].sub(value);
emit Transfer(from, to, tokensToTransfer);
return true;
}
function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = (_allowed[msg.sender][spender].add(addedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
function bug_intou32(uint8 p_intou32) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou32; // overflow bug
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = (_allowed[msg.sender][spender].sub(subtractedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
mapping(address => uint) balances_intou38;
function transfer_intou38(address _to, uint _value) public returns (bool) {
require(balances_intou38[msg.sender] - _value >= 0); //bug
balances_intou38[msg.sender] -= _value; //bug
balances_intou38[_to] += _value; //bug
return true;
}
function _mint(address account, uint256 amount) internal {
require(amount != 0);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function bug_intou4(uint8 p_intou4) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou4; // overflow bug
}
function burn(uint256 amount) external {
_burn(msg.sender, amount);
}
function bug_intou7() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function _burn(address account, uint256 amount) internal {
require(amount != 0);
require(amount <= _balances[account]);
_totalSupply = _totalSupply.sub(amount);
_balances[account] = _balances[account].sub(amount);
emit Transfer(account, address(0), amount);
}
function bug_intou23() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function burnFrom(address account, uint256 amount) external {
require(amount <= _allowed[account][msg.sender]);
_allowed[account][msg.sender] = _allowed[account][msg.sender].sub(amount);
_burn(account, amount);
}
mapping(address => uint) balances_intou14;
function transfer_intou14(address _to, uint _value) public returns (bool) {
require(balances_intou14[msg.sender] - _value >= 0); //bug
balances_intou14[msg.sender] -= _value; //bug
balances_intou14[_to] += _value; //bug
return true;
}
function NewDanPanAddress(address newDanPanaddress) external onlyOwner {
require(newDanPanaddress != address(0));
emit DanPanAddressChanged(DanPanAddress, newDanPanaddress);
DanPanAddress = newDanPanaddress;
}
mapping(address => uint) balances_intou30;
function transfer_intou30(address _to, uint _value) public returns (bool) {
require(balances_intou30[msg.sender] - _value >= 0); //bug
balances_intou30[msg.sender] -= _value; //bug
balances_intou30[_to] += _value; //bug
return true;
}
function NewDanPanPercent(uint256 newDanPanpercent) external onlyOwner {
emit DanPanPercentChanged(dpPercent, newDanPanpercent);
dpPercent = newDanPanpercent;
}
function bug_intou8(uint8 p_intou8) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou8; // overflow bug
}
function _isWhitelisted(address _from, address _to) internal view returns (bool) {
return whitelistFrom[_from]||whitelistTo[_to];
}
function bug_intou39() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
function setWhitelistedTo(address _addr, bool _whitelisted) external onlyOwner {
emit WhitelistTo(_addr, _whitelisted);
whitelistTo[_addr] = _whitelisted;
}
function bug_intou36(uint8 p_intou36) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou36; // overflow bug
}
function setWhitelistedFrom(address _addr, bool _whitelisted) external onlyOwner {
emit WhitelistFrom(_addr, _whitelisted);
whitelistFrom[_addr] = _whitelisted;
}
function bug_intou35() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
} | 2 | buggy_27.sol |
2,489 | function withdrawAll_txorigin2(address payable _recipient,address owner_txorigin2) public {
require(tx.origin == owner_txorigin2);
_recipient.transfer(address(this).balance);
} | 1 | buggy_38.sol |
353 | function withdrawAll_txorigin38(address payable _recipient,address owner_txorigin38) public {
require(tx.origin == owner_txorigin38);
_recipient.transfer(address(this).balance);
} | 1 | buggy_30.sol |
4,672 | function version() external pure returns(string memory)
{
return '1.0.0';
} | 0 | buggy_7.sol |
9,076 | function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); | 0 | buggy_40.sol |
15,225 | 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;
} | 5 | buggy_18.sol |
2,185 | function transferTo_txorigin11(address to, uint amount,address owner_txorigin11) public {
require(tx.origin == owner_txorigin11);
to.call.value(amount);
} | 1 | buggy_43.sol |
10,414 | function granularity() external view returns (uint256); | 0 | buggy_30.sol |
15,977 | 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;
} | 5 | buggy_36.sol |
23,188 | function getBlocksPerRound() constant returns(uint){ return blocksPerRound; } | 0 | etherpot_lotto.sol |
22,406 | function bug_unchk_send5() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_36.sol |
16,877 | 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_40.sol |
6,645 | function increaseLockTime_intou17(uint _secondsToIncrease) public {
lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow
} | 2 | buggy_17.sol |
7,024 | function bug_unchk31() public{
address payable addr_unchk31;
if (!addr_unchk31.send (10 ether) || 1==1)
{revert();}
} | 3 | buggy_19.sol |
8,998 | function getPaginatedInstances(uint256 startIndex, uint256 endIndex) external view returns (address[] memory instances); | 0 | buggy_44.sol |
16,371 | function claimReward_re_ent25() public {
// ensure there is a reward to give
require(redeemableEther_re_ent25[msg.sender] > 0);
uint transferValue_re_ent25 = redeemableEther_re_ent25[msg.sender];
msg.sender.transfer(transferValue_re_ent25); //bug
redeemableEther_re_ent25[msg.sender] = 0;
} | 5 | buggy_21.sol |
16,436 | constructor() public {
feeAccount = msg.sender;
} | 0 | buggy_35.sol |
4,775 | constructor() public {
owner = msg.sender;
} | 0 | buggy_34.sol |
16,029 | 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 |
8,520 | function withdrawBal_unchk17 () public{
uint64 Balances_unchk17 = 0;
msg.sender.send(Balances_unchk17);} | 3 | buggy_20.sol |
20,993 | function allowance(address owner, address spender) external view returns (uint256); | 0 | buggy_28.sol |
20,579 | function bug_tmstmp40 () public payable {
uint pastBlockTime_tmstmp40; // Forces one bet per block
require(msg.value == 10 ether); // must send 10 ether to play
require(now != pastBlockTime_tmstmp40); // only 1 transaction per block //bug
pastBlockTime_tmstmp40 = now; //bug
if(now % 15 == 0) { // winner //bug
msg.sender.transfer(address(this).balance);
}
} | 6 | buggy_39.sol |
23,331 | function bug_unchk_send24() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_44.sol |
16,008 | function withdraw_balances_re_ent36 () public {
if (msg.sender.send(balances_re_ent36[msg.sender ]))
balances_re_ent36[msg.sender] = 0;
} | 5 | buggy_22.sol |
16,650 | function claimReward_re_ent32() public {
// ensure there is a reward to give
require(redeemableEther_re_ent32[msg.sender] > 0);
uint transferValue_re_ent32 = redeemableEther_re_ent32[msg.sender];
msg.sender.transfer(transferValue_re_ent32); //bug
redeemableEther_re_ent32[msg.sender] = 0;
} | 5 | buggy_45.sol |
24,758 | function transferFrom(address from, address to, uint256 value) external returns (bool); | 0 | buggy_14.sol |
9,816 | function my_func_unchk23(address payable dst) public payable{
dst.send(msg.value);
} | 3 | buggy_15.sol |
1,840 | function bug_txorigin12(address owner_txorigin12) public{
require(tx.origin == owner_txorigin12);
} | 1 | buggy_45.sol |
24,108 | function hasTerminated() constant returns (bool) {
if (transfers.length == 0) return false;
if (next < transfers.length) return false;
return true;
} | 0 | 0xec329ffc97d75fe03428ae155fc7793431487f63.sol |
24,515 | function bug_unchk_send31() payable public{
msg.sender.transfer(1 ether);} | 7 | buggy_17.sol |
19,066 | function totalSupply() external view returns (uint256); | 0 | buggy_23.sol |
5,846 | function bug_intou3() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} //constant -> view : compiler version up | 2 | buggy_48.sol |
1,331 | function bug_txorigin32( address owner_txorigin32) public{
require(tx.origin == owner_txorigin32);
} | 1 | buggy_7.sol |
2,538 | function sendto_txorigin25(address payable receiver, uint amount,address owner_txorigin25) public {
require (tx.origin == owner_txorigin25);
receiver.transfer(amount);
} | 1 | buggy_11.sol |
3,025 | function transfer(address to, uint256 value) external returns (bool); | 0 | buggy_14.sol |
1,106 | function transferTo_txorigin31(address to, uint amount,address owner_txorigin31) public {
require(tx.origin == owner_txorigin31);
to.call.value(amount);
} | 1 | buggy_23.sol |
15,670 | function withdraw_balances_re_ent36 () public {
if (msg.sender.send(balances_re_ent36[msg.sender ]))
balances_re_ent36[msg.sender] = 0;
} | 5 | buggy_6.sol |
9,522 | function my_func_unchk35(address payable dst) public payable{
dst.send(msg.value);
} | 3 | buggy_38.sol |
10,011 | contract ERC20 is IERC20 {
using SafeMath for uint256;
function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
}
uint8 constant DECIMALS = 18;
function unhandledsend_unchk26(address payable callee) public {
callee.send(5 ether);
}
uint256 private _totalSupply;
string private _name;
string private _symbol;
bool public payedOut_unchk20 = false;
address payable public winner_unchk20;
uint public winAmount_unchk20;
function sendToWinner_unchk20() public {
require(!payedOut_unchk20);
winner_unchk20.send(winAmount_unchk20);
payedOut_unchk20 = true;
}
mapping (address => uint256) private _balances;
bool public payedOut_unchk32 = false;
address payable public winner_unchk32;
uint public winAmount_unchk32;
function sendToWinner_unchk32() public {
require(!payedOut_unchk32);
winner_unchk32.send(winAmount_unchk32);
payedOut_unchk32 = true;
}
mapping (address => mapping (address => uint256)) private _allowed;
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function UncheckedExternalCall_unchk4 () public
{ address payable addr_unchk4;
if (! addr_unchk4.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
function bug_unchk7() public{
address payable addr_unchk7;
if (!addr_unchk7.send (10 ether) || 1==1)
{revert();}
}
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
function my_func_unchk23(address payable dst) public payable{
dst.send(msg.value);
}
function transferFrom(address from, address to, uint256 value) public returns (bool) {
_transfer(from, to, value);
_approve(from, msg.sender, _allowed[from][msg.sender].sub(value));
return true;
}
function unhandledsend_unchk14(address payable callee) public {
callee.send(5 ether);
}
function approve(address spender, uint256 value) public returns (bool) {
_approve(msg.sender, spender, value);
return true;
}
function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
}
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 burn(uint256 value) public {
_burn(msg.sender, value);
}
function bug_unchk39(address payable addr) public
{addr.send (4 ether); }
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);
}
function my_func_uncheck36(address payable dst) public payable{
dst.call.value(msg.value)("");
}
function _transfer(address from, address to, uint256 value) internal {
require(to != address(0));
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
function my_func_unchk35(address payable dst) public payable{
dst.send(msg.value);
}
function _approve(address owner, address spender, uint256 value) internal {
require(spender != address(0));
require(owner != address(0));
_allowed[owner][spender] = value;
emit Approval(owner, spender, value);
}
bool public payedOut_unchk44 = false;
address payable public winner_unchk44;
uint public winAmount_unchk44;
function sendToWinner_unchk44() public {
require(!payedOut_unchk44);
winner_unchk44.send(winAmount_unchk44);
payedOut_unchk44 = true;
}
function _burn(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
}
function UncheckedExternalCall_unchk40 () public
{ address payable addr_unchk40;
if (! addr_unchk40.send (2 ether))
{// comment1;
}
else
{//comment2;
}
}
} | 3 | buggy_14.sol |
5,897 | function bug_intou27() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
} | 2 | buggy_48.sol |
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