highLogic errorEVM-Solidity
Chakra: `SettlementSignatureVerifier` is missing check for duplicate validator signatures
- Payout
- $0
- Protocol
- Chakra
- Disclosed
- Feb 20, 2025
- Source
- code4rena
Chakra's cross-chain settlement trusts a validator multi-signature threshold to authorize bridge messages, but its verification functions never deduplicate signers. In both the Solidity verifyECDSA loop and the Cairo check_chakra_signatures loop, a single reco …
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References
- https://github.com/code-423n4/2024-08-chakra-findings/issues/310
- https://github.com/code-423n4/2024-08-chakra-findings
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