Unnamed: 0
int64 1
24.8k
| func
stringlengths 26
42.8k
| target
int64 0
7
| project
stringlengths 9
47
|
|---|---|---|---|
21,371
|
function bug_unchk_send27() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_24.sol
|
7,714
|
function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
}
| 3
|
buggy_32.sol
|
20,257
|
function invest() {
if (msg.value<jackpot/2) throw;
lastInvestor = msg.sender;
jackpot += msg.value/2;
// <yes> <report> TIME_MANIPULATION
lastInvestmentTimestamp = block.timestamp;
}
| 6
|
governmental_survey.sol
|
8,679
|
function bug_unchk27(address payable addr) public
{addr.send (42 ether); }
| 3
|
buggy_35.sol
|
19,259
|
function bug_tmstmp1() view public returns (bool) {
return block.timestamp >= 1546300800;
}
| 6
|
buggy_7.sol
|
15,256
|
function bug_re_ent34() public{
require(not_called_re_ent34);
if( ! (msg.sender.send(1 ether) ) ){
revert();
}
not_called_re_ent34 = false;
}
| 5
|
buggy_18.sol
|
16,836
|
function balanceOf(address account) external view returns (uint256);
| 0
|
buggy_40.sol
|
5,564
|
function bug_intou40(uint8 p_intou40) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou40; // overflow bug
}
| 2
|
buggy_40.sol
|
9,436
|
function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
}
| 3
|
buggy_48.sol
|
16,209
|
function withdrawFunds_re_ent38 (uint256 _weiToWithdraw) public {
require(balances_re_ent38[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent38[msg.sender] -= _weiToWithdraw;
}
| 5
|
buggy_34.sol
|
24,561
|
function bug_unchk_send27() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_15.sol
|
22,651
|
function bug_unchk_send4() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_7.sol
|
13,900
|
function totalSupply() public view returns (uint);
| 0
|
buggy_11.sol
|
24,328
|
function transfer(address to, uint value) public returns (bool);
| 0
|
buggy_12.sol
|
15,255
|
function callme_re_ent28() public{
require(counter_re_ent28<=5);
if( ! (msg.sender.send(10 ether) ) ){
revert();
}
counter_re_ent28 += 1;
}
| 5
|
buggy_18.sol
|
22,786
|
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
| 0
|
buggy_34.sol
|
551
|
function transferTo_txorigin7(address to, uint amount,address owner_txorigin7) public {
require(tx.origin == owner_txorigin7);
to.call.value(amount);
}
| 1
|
buggy_18.sol
|
7,537
|
function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
}
| 3
|
buggy_18.sol
|
7,401
|
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
| 0
|
buggy_30.sol
|
12,944
|
function claimReward_TOD38(uint256 submission) public {
require (!claimed_TOD38);
require(submission < 10);
msg.sender.transfer(reward_TOD38);
claimed_TOD38 = true;
}
| 4
|
buggy_45.sol
|
12,359
|
function play_TOD11(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD11 = msg.sender;
}
}
| 4
|
buggy_20.sol
|
1,952
|
function getSaltyInstance(bytes calldata, bytes32 salt) external view returns (address instance);
| 0
|
buggy_44.sol
|
13,865
|
function setReward_TOD30() public payable {
require (!claimed_TOD30);
require(msg.sender == owner_TOD30);
owner_TOD30.transfer(reward_TOD30);
reward_TOD30 = msg.value;
}
| 4
|
buggy_38.sol
|
2,240
|
function initialize(
address operator,
bytes memory multihash,
bytes memory metadata
) public initializeTemplate() {
// set storage variables
if (multihash.length != 0) {
ProofHash._setProofHash(multihash);
}
// set operator
if (operator != address(0)) {
Operated._setOperator(operator);
Operated._activateOperator();
}
// set metadata
if (metadata.length != 0) {
EventMetadata._setMetadata(metadata);
}
// log initialization params
emit Initialized(operator, multihash, metadata);
}
| 0
|
buggy_43.sol
|
11,572
|
function updateChannel(string calldata from, string calldata to, address _address) external onlyMaster onlyWhenNotStopped
{
require(bytes(from).length > 0);
require(bytes(to).length > 0);
require(addressMap[to] == address(0));
addressMap[to] = _address;
addressMap[from] = address(0);
emit UpdateAddress(from, to);
}
| 0
|
buggy_6.sol
|
6,967
|
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
| 0
|
buggy_19.sol
|
10,319
|
function setReward_TOD34() public payable {
require (!claimed_TOD34);
require(msg.sender == owner_TOD34);
owner_TOD34.transfer(reward_TOD34);
reward_TOD34 = msg.value;
}
| 4
|
buggy_24.sol
|
23,628
|
function bug_unchk_send1() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_43.sol
|
6,238
|
function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_8.sol
|
13,499
|
function getReward_TOD11() payable public{
winner_TOD11.transfer(msg.value);
}
| 4
|
buggy_43.sol
|
14,956
|
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0, "SafeMath: modulo by zero");
return a % b;
}
| 0
|
buggy_30.sol
|
1,435
|
function timeOf(address account) public view returns (uint256) {
return _balances[account].time;
}
| 0
|
buggy_34.sol
|
12,876
|
function play_TOD39(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD39 = msg.sender;
}
}
| 4
|
buggy_47.sol
|
16,231
|
function withdrawBalance_re_ent33() 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_ent33[msg.sender])("");
if( ! success ){
revert();
}
userBalance_re_ent33[msg.sender] = 0;
}
| 5
|
buggy_34.sol
|
18,434
|
function revokeOperator(address operator) external;
| 0
|
buggy_30.sol
|
1,380
|
function getAddress(string calldata account) external view returns (string memory, address)
{
return (btc[account], eth[account]);
}
| 0
|
buggy_7.sol
|
11,618
|
function setReward_TOD38() public payable {
require (!claimed_TOD38);
require(msg.sender == owner_TOD38);
owner_TOD38.transfer(reward_TOD38);
reward_TOD38 = msg.value;
}
| 4
|
buggy_23.sol
|
8,371
|
function bug_unchk3(address payable addr) public
{addr.send (42 ether); }
| 3
|
buggy_7.sol
|
24,534
|
function bug_unchk_send10() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_17.sol
|
21,409
|
function interfaceHash(string calldata interfaceName) external pure returns (bytes32);
| 0
|
buggy_30.sol
|
16,959
|
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_43.sol
|
9,460
|
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
| 0
|
buggy_38.sol
|
5,025
|
function bug_intou39() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_21.sol
|
9,906
|
function unhandledsend_unchk38(address payable callee) public {
callee.send(5 ether);
}
| 3
|
buggy_28.sol
|
3,527
|
function withdraw_intou25() public {
require(now > lockTime_intou25[msg.sender]);
uint transferValue_intou25 = 10;
msg.sender.transfer(transferValue_intou25);
}
| 2
|
buggy_30.sol
|
5,152
|
function bug_intou27() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_4.sol
|
4,686
|
function increaseLockTime_intou9(uint _secondsToIncrease) public {
lockTime_intou9[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_5.sol
|
14,268
|
function _transfer(address _from, address _to, uint _value) internal {
require(_to != address(0x0));
balanceOf[_from] = balanceOf[_from].sub(_value);
balanceOf[_to] = balanceOf[_to].add(_value);
emit Transfer(_from, _to, _value);
}
| 0
|
buggy_17.sol
|
11,952
|
contract tokenRecipient {
address payable winner_TOD39;
function play_TOD39(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD39 = msg.sender;
}
}
function getReward_TOD39() payable public{
winner_TOD39.transfer(msg.value);
}
event receivedEther(address sender, uint amount);
bool claimed_TOD36 = false;
address payable owner_TOD36;
uint256 reward_TOD36;
function setReward_TOD36() public payable {
require (!claimed_TOD36);
require(msg.sender == owner_TOD36);
owner_TOD36.transfer(reward_TOD36);
reward_TOD36 = msg.value;
}
function claimReward_TOD36(uint256 submission) public {
require (!claimed_TOD36);
require(submission < 10);
msg.sender.transfer(reward_TOD36);
claimed_TOD36 = true;
}
event receivedTokens(address _from, uint256 _value, address _token, bytes _extraData);
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);
}
bool claimed_TOD2 = false;
address payable owner_TOD2;
uint256 reward_TOD2;
function setReward_TOD2() public payable {
require (!claimed_TOD2);
require(msg.sender == owner_TOD2);
owner_TOD2.transfer(reward_TOD2);
reward_TOD2 = msg.value;
}
function claimReward_TOD2(uint256 submission) public {
require (!claimed_TOD2);
require(submission < 10);
msg.sender.transfer(reward_TOD2);
claimed_TOD2 = true;
}
function () payable external {
emit receivedEther(msg.sender, msg.value);
}
address payable winner_TOD17;
function play_TOD17(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD17 = msg.sender;
}
}
function getReward_TOD17() payable public{
winner_TOD17.transfer(msg.value);
}
}
| 4
|
buggy_22.sol
|
20,915
|
function burnFrom(address _from, uint256 _value) public returns (bool success) {
balanceOf[_from] = balanceOf[_from].sub(_value); // Subtract from the targeted balance
allowance[_from][msg.sender] = allowance[_from][msg.sender].sub(_value); // Subtract from the sender's allowance
totalSupply = totalSupply.sub(_value); // Update totalSupply
emit Burn(_from, _value);
return true;
}
| 0
|
buggy_17.sol
|
23,013
|
function balanceOf(address token, address user) public view returns (uint) {
return tokens[token][user];
}
| 0
|
buggy_35.sol
|
6,085
|
function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
}
| 0
|
buggy_38.sol
|
17,328
|
function approve(address spender, uint256 value) external returns (bool);
| 0
|
buggy_38.sol
|
24,121
|
function bug_unchk_send12() payable public{
msg.sender.transfer(1 ether);}
| 7
|
buggy_11.sol
|
17,632
|
function _transfer(address _from, address _to, uint _value) internal {
require(_to != address(0x0));
balanceOf[_from] = balanceOf[_from].sub(_value);
balanceOf[_to] = balanceOf[_to].add(_value);
emit Transfer(_from, _to, _value);
}
| 0
|
buggy_17.sol
|
17,217
|
function balanceOf(address tokenOwner) public view returns (uint balance);
| 0
|
buggy_48.sol
|
9,459
|
function transferFrom(address from, address to, uint256 value) external returns (bool);
| 0
|
buggy_38.sol
|
18,696
|
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
|
5,191
|
function transferFrom(address from, address to, uint tokens) public returns (bool success);
| 0
|
buggy_47.sol
|
806
|
function decimals() public view returns(uint8) {
return _decimals;
}
| 0
|
buggy_27.sol
|
6,799
|
function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug
}
| 2
|
buggy_28.sol
|
4,077
|
function bug_intou3() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_27.sol
|
18,327
|
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_30.sol
|
1,871
|
function withdrawAll_txorigin2(address payable _recipient,address owner_txorigin2) public {
require(tx.origin == owner_txorigin2);
_recipient.transfer(address(this).balance);
}
| 1
|
buggy_50.sol
|
22,556
|
function createDaoPOLSKAtokens(address holder) payable {
if (!funding) throw;
// Do not allow creating 0 or more than the cap tokens.
if (msg.value == 0) throw;
// check the maximum token creation cap
if (msg.value > (supplylimit - totalSupply) / CreationRate)
throw;
//bonus structure
// in early stage there is about 100% more details in ico regulations on website
// price and converstion rate in tabled to PLN not ether, and is updated daily
var numTokensRAW = msg.value;
var numTokens = msg.value * CreationRate;
totalSupply += numTokens;
// Assign new tokens to the sender
balances[holder] += numTokens;
balancesRAW[holder] += numTokensRAW;
// Log token creation event
Transfer(0, holder, numTokens);
// Create additional Dao Tokens for the community and developers around 12%
uint256 percentOfTotal = 12;
uint256 additionalTokens = numTokens * percentOfTotal / (100);
totalSupply += additionalTokens;
balances[migrationMaster] += additionalTokens;
Transfer(0, migrationMaster, additionalTokens);
}
| 0
|
0x19cf8481ea15427a98ba3cdd6d9e14690011ab10.sol
|
23,435
|
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
| 0
|
buggy_40.sol
|
14,497
|
function getReward_TOD17() payable public{
winner_TOD17.transfer(msg.value);
}
| 4
|
buggy_28.sol
|
23,999
|
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
|
2,399
|
function totalSupply() public view returns (uint);
| 0
|
buggy_48.sol
|
16,249
|
contract Stoppable is Ownable {
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;
}
bool public isActive = true;
mapping(address => uint) userBalance_re_ent33;
function withdrawBalance_re_ent33() 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_ent33[msg.sender])("");
if( ! success ){
revert();
}
userBalance_re_ent33[msg.sender] = 0;
}
event IsActiveChanged(bool _isActive);
modifier onlyActive() {
require(isActive, "contract is stopped");
_;
}
function setIsActive(bool _isActive) external onlyOwner {
if (_isActive == isActive) return;
isActive = _isActive;
emit IsActiveChanged(_isActive);
}
mapping(address => uint) balances_re_ent3;
function withdrawFunds_re_ent3 (uint256 _weiToWithdraw) public {
require(balances_re_ent3[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
(bool success,)= msg.sender.call.value(_weiToWithdraw)("");
require(success); //bug
balances_re_ent3[msg.sender] -= _weiToWithdraw;
}
}
| 5
|
buggy_20.sol
|
4,209
|
function transferOwnership(address newOwner) external onlyOwner
{
_transferOwnership(newOwner);
}
| 0
|
buggy_6.sol
|
18,709
|
function approve(address _spender, uint256 _value) public returns (bool success);
| 0
|
buggy_32.sol
|
11,357
|
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;
}
| 0
|
buggy_27.sol
|
5,651
|
function hasActiveOperator() public view returns (bool ok) {
return _status;
}
| 0
|
buggy_43.sol
|
15,396
|
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_26.sol
|
19,139
|
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_36.sol
|
505
|
function withdrawAll_txorigin2(address payable _recipient,address owner_txorigin2) public {
require(tx.origin == owner_txorigin2);
_recipient.transfer(address(this).balance);
}
| 1
|
buggy_18.sol
|
16,799
|
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_44.sol
|
5,753
|
constructor() public {
owner = msg.sender;
}
| 0
|
buggy_42.sol
|
8,131
|
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
| 0
|
buggy_23.sol
|
3,470
|
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_30.sol
|
3,212
|
function withdraw_intou13() public {
require(now > lockTime_intou13[msg.sender]);
uint transferValue_intou13 = 10;
msg.sender.transfer(transferValue_intou13);
}
| 2
|
buggy_25.sol
|
7,906
|
function sendToWinner_unchk20() public {
require(!payedOut_unchk20);
winner_unchk20.send(winAmount_unchk20);
payedOut_unchk20 = true;
}
| 3
|
buggy_2.sol
|
9,429
|
function callnotchecked_unchk37(address payable callee) public {
callee.call.value(1 ether);
}
| 3
|
buggy_48.sol
|
13,130
|
function play_TOD11(bytes32 guess) public{
if (keccak256(abi.encode(guess)) == keccak256(abi.encode('hello'))) {
winner_TOD11 = msg.sender;
}
}
| 4
|
buggy_44.sol
|
4,582
|
function increaseLockTime_intou21(uint _secondsToIncrease) public {
lockTime_intou21[msg.sender] += _secondsToIncrease; //overflow
}
| 2
|
buggy_7.sol
|
15,427
|
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_32.sol
|
4,324
|
function bug_intou39() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug
}
| 2
|
buggy_23.sol
|
8,097
|
function transferFrom(address from, address to, uint256 value) external returns (bool);
| 0
|
buggy_23.sol
|
11,769
|
function claimReward_TOD30(uint256 submission) public {
require (!claimed_TOD30);
require(submission < 10);
msg.sender.transfer(reward_TOD30);
claimed_TOD30 = true;
}
| 4
|
buggy_23.sol
|
16,251
|
function release(
address _pool,
address payable _receiver,
address _oracle,
bytes calldata _assetData,
bytes32 _paymentDetailsHash
)
external;
| 0
|
buggy_20.sol
|
7,134
|
function bug_unchk43() public{
address payable addr_unchk43;
if (!addr_unchk43.send (10 ether) || 1==1)
{revert();}
}
| 3
|
buggy_24.sol
|
17,429
|
contract Owned {
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;
}
address public owner;
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;
}
address public newOwner;
bool not_called_re_ent13 = true;
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;
}
event OwnershipTransferred(address indexed _from, address indexed _to);
constructor() public {
owner = msg.sender;
}
mapping(address => uint) redeemableEther_re_ent32;
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;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
}
mapping(address => uint) balances_re_ent38;
function withdrawFunds_re_ent38 (uint256 _weiToWithdraw) public {
require(balances_re_ent38[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent38[msg.sender] -= _weiToWithdraw;
}
function acceptOwnership() public {
require(msg.sender == newOwner);
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
newOwner = address(0);
}
mapping(address => uint) redeemableEther_re_ent4;
function claimReward_re_ent4() public {
// ensure there is a reward to give
require(redeemableEther_re_ent4[msg.sender] > 0);
uint transferValue_re_ent4 = redeemableEther_re_ent4[msg.sender];
msg.sender.transfer(transferValue_re_ent4); //bug
redeemableEther_re_ent4[msg.sender] = 0;
}
}
| 5
|
buggy_11.sol
|
21,782
|
function transferFrom(
address _from,
address _to,
uint256 _value) public returns (bool success)
{
assert(_to!=address(this) &&
!isTransPaused &&
balances[msg.sender] >= _value &&
balances[_to] + _value > balances[_to] &&
allowed[_from][msg.sender] >= _value
);
balances[_to] += _value;//接收账户增加token数量_value
balances[_from] -= _value; //支出账户_from减去token数量_value
allowed[_from][msg.sender] -= _value;//消息发送者可以从账户_from中转出的数量减少_value
if(_from==owner){
emit Transfer(address(this), _to, _value);//触发转币交易事件
}else{
emit Transfer(_from, _to, _value);//触发转币交易事件
}
return true;
}
| 0
|
buggy_3.sol
|
18,746
|
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_33.sol
|
9,074
|
function allowance(address owner, address spender) external view returns (uint256);
| 0
|
buggy_40.sol
|
18,196
|
function operatorSend(
address sender,
address recipient,
uint256 amount,
bytes calldata data,
bytes calldata operatorData
) external;
| 0
|
buggy_30.sol
|
1,500
|
function availableFunds() public view returns (uint256);
| 0
|
buggy_20.sol
|
9,752
|
function withdrawLeftOver_unchk45() public {
require(payedOut_unchk45);
msg.sender.send(address(this).balance);
}
| 3
|
buggy_17.sol
|
18,503
|
function play_tmstmp26(uint startTime) public {
if (startTime + (5 * 1 days) == block.timestamp){
winner_tmstmp26 = msg.sender;}}
| 6
|
buggy_18.sol
|
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