GHSA-725G-W329-G7QR kora-lib: Token-2022 Transfer Fee Not Deducted During Payment Verification

Summary When a user pays transaction fees using a Token-2022 token with a TransferFeeConfig extension, Kora's verifytokenpayment credits the full raw transfer amount as the payment value. However, the on-chain SPL Token-2022 program withholds a portion of that amount as a transfer fee, so the...

Bond Redemption is lower than intended

Lines of code Vulnerability details Impact Bonds redemption does not correspond to protocol intention leading to lesser ETH redeemed Proof of Concept Once the bond reaches maturity and the user initiates the redemption process by calling "redeem," it's possible for the user to receive a gain that...

_totalWithdrawn VALUE DOES NOT INCLUDE THE _fee AMOUNT THUS INTRODUCING ACCOUNTING ERROR

Lines of code Vulnerability details Impact In the PrizePool.ClaimPrize function is used to claim the rewards of the verified winner. Here when sending the Prize amount to the winner a fee amount is deducted from it as shown below: uint256 amount = tierLiquidity.prizeSize - fee; And this amount is...

Fee is being deducted when Put is expired and not when it is exercised.

Lines of code Vulnerability details Impact Fee is being deducted when Put is expired and not when it is exercised in PuttyV2.sol. Comment section of the setFee function mentions "fee rate that is applied on exercise" which signifies that the fee amount is meant to be deducted from strike only whe...

XVader.sol : loss of user funds during 'leave' function

Handle shri4net Vulnerability details Impact Unintended Fee is charged to user while using 'leave' function in XVader.sol as part of the voting/governance. Proof of Concept Ref contracts/x-vader/XVader.sol, function leave Ref contracts/tokens/Vader.sol, function transfer Example, User locks 100...