mediumLogic errorEVM-Solidity
Kleidi: Wrong handling of call data check indices, forcing it sometimes to revert
- Payout
- $0
- Protocol
- Kleidi
- Disclosed
- Nov 20, 2024
- Source
- code4rena
Kleidi's whitelisted-calldata mechanism lets cold signers define byte-indexed slices that hot signers can submit without a timelock. Two code paths — BytesHelper.sliceBytes and Timelock._addCalldataCheck — derive a slice length as endIndex minus startIndex rat …
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References
- https://github.com/code-423n4/2024-10-kleidi-findings/issues/17
- https://github.com/code-423n4/2024-10-kleidi-findings
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