block.number DOES NOT PROVIDE A FAIR EVALUATION OF TIME MEASUREMENTS WITHIN FUNCTIONS

Lines of code Vulnerability details Impact The SecurityCouncilMemberElectionGovernorCountingUpgradeable.votesToWeight function is used to calculate the weight of a vote for a given proposal, block number, and number of votes. During the weight calculation the weight given for each vote depends on...

JBTiered721DelegateStore: Incorrect calculation of totalRedemptionWeight

Lines of code Vulnerability details Impact In the totalRedemptionWeight function of the JBTiered721DelegateStore contract, the calculation of the weight in the following code is incorrect, and the result of numberOfReservedTokensOutstandingFor should also be multiplied by...

CVE-2022-39242 Incorrect Calculation in Frontier leads to inflated Ethereum chain gas prices

Frontier is an Ethereum compatibility layer for Substrate. Prior to commit d3beddc6911a559a3ecc9b3f08e153dbe37a8658, the worst case weight was always accounted as the block weight for all cases. In case of large EVM gas refunds, this can lead to block spamming attacks -- the adversary can constru...