Fee calculation is slightly off

Handle gzeon Vulnerability details Impact The fee calculation uint256 timeDiff = block.timestamp - lastFee; uint256 feePct = timeDiff licenseFee / ONEYEAR; uint256 fee = startSupply feePct / BASE - feePct; tries to calculate a fee such that fee/supply+fee = %fee using a simple interest formula i....

Promotion creator can't cancel promotion before it has begun

Handle kenzo Vulnerability details If a promotion creator has created a promotion for the future, and decides to cancel it, he can not do so due to an underflow in a calculation. Impact Promotion creator funds will be locked until promotion begins. Proof of Concept Promotion's startTimestamp is...

Wrong fee calculation after totalSupply was 0

Handle kenzo Vulnerability details handleFees does not update lastFee if startSupply == 0. This means that wrongly, extra fee tokens would be minted once the basket is resupplied and handleFees is called again. Impact Loss of user funds. The extra minting of fee tokens comes on the expense of the...

Lost fees due to precision loss in fees calculation

Handle kenzo Vulnerability details In fees calculation, division is being used in the midst of the calculation, not at the end of it. This leads to lost precision in fee amount as solidity doesn't save remainder of division. Division should happen at the end to maintain precision. Impact Lost fee...

Basket:handleFees fee calculation is wrong

Handle GiveMeTestEther Vulnerability details Impact The fee calculation on L141 is wrong. It should only get divided by BASE and not BASE - feePct Proof of Concept This shows dividing only by BASE is correct: Assumptions: BASE is 1e18 accordign to the code timeDiff is exactly ONEYEAR for easier...

CVE-2021-37072

There is a Incorrect Calculation of Buffer Size vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to memory crash...

PT-2021-21491

Name of the Vulnerable Software and Affected Versions Huawei Smartphone affected versions not specified Description The issue is related to an incorrect calculation of buffer size, which may cause a memory crash if successfully exploited. Recommendations At the moment, there is no information abo...

CVE-2021-37072: Double Free

There is a Incorrect Calculation of Buffer Size vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to memory crash...

_addTostakepadding() will return 0 for users who already had a stakepadding but would like to add on top of their previous stake with 'newStakePadding' on line 186-190(AbstractRewardMine.sol)

Handle 0xwags Vulnerability details Impact The handleStakePadding function handles the calculations for users without a prior stake padding and the ones who already had a stakepadding but want to add to their existing stakepadding. The condition within 'newStakePadding' will return false for user...

_getFirstSample returns wrong sample if count < sampleMemory

Handle cmichel Vulnerability details The MovingAverage.sol contract defines several variables that in the end make the samples array act as a ring buffer: sampleMemory: The total length buffer size of the samples array. samples is initialized with sampleMemory zero observations. counter: The...

UniswapHandler.maltMarketPrice returns wrong decimals

Handle cmichel Vulnerability details The UniswapHandler.maltMarketPrice function returns a tuple of the price and the decimals of the price. However, the returned decimals do not match the computed price for the else if rewardDecimals maltDecimals branch: else if rewardDecimals maltDecimals uint2...

CVE-2021-28706

guests may exceed their designated memory limit When a guest is permitted to have close to 16TiB of memory, it may be able to issue hypercalls to increase its memory allocation beyond the administrator established limit. This is a result of a calculation done with 32-bit precision, which may...

ALPINE-CVE-2021-28706

guests may exceed their designated memory limit When a guest is permitted to have close to 16TiB of memory, it may be able to issue hypercalls to increase its memory allocation beyond the administrator established limit. This is a result of a calculation done with 32-bit precision, which may...

CVE-2021-28706

guests may exceed their designated memory limit When a guest is permitted to have close to 16TiB of memory, it may be able to issue hypercalls to increase its memory allocation beyond the administrator established limit. This is a result of a calculation done with 32-bit precision, which may...

CVE-2021-28706

guests may exceed their designated memory limit When a guest is permitted to have close to 16TiB of memory, it may be able to issue hypercalls to increase its memory allocation beyond the administrator established limit. This is a result of a calculation done with 32-bit precision, which may...

_transferBurn does not actually burn tokens (decrease supply)

Handle harleythedog Vulnerability details Impact The implementation of transferBurn in ovl/OverlayToken.sol does not actually burn any tokens since totalSupply is not decreased see the implementation for burn for reference of what should be done. The transferBurn function is a helper function tha...

NestedFactory.sol#_submitInOrders() Wrong implementation cause users to be overcharged

Handle WatchPug Vulnerability details When executing orders, the actual amountSpent + feesAmount can be lower than inputTokenAmount, the unspent amount should be returned to the user. However, in the current implementation, the unspent amount will be taken as part of the fee. function...

kexec-tools security, bug fix, and enhancement update

2.0.20-57.0.3 - Merge 8.4 extra patches for SB boot environment Orabug: 33512440 2.0.20-57.0.2 - Merge SRPM/ol8-u4 orabug patches into SRPM/ol8-u5 Orabug: 33471981 2.0.20-57.0.1 - makedumpfile: Add support for newer kernels up to v5.12 Orabug: 33250117 2.0.20-57 - kdumpctl: enable secure boot on...

Wrong design of swap() results in unexpected and unfavorable outputs

Handle WatchPug Vulnerability details The current formula to calculate the amountOut for a swap is: function calculateSwap uint256 amountIn, uint256 reserveIn, uint256 reserveOut public pure returns uint256 amountOut // x Y X uint256 numerator = amountIn reserveIn reserveOut; // x + X ^ 2 uint256...

CVE-2021-1912

Possible integer overflow can occur due to improper length check while calculating count and grace period in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile...