mediumLogic errorCosmos-SDK
ZetaChain Cross-Chain: Stateful precompiles panic on empty calldata, which can be exploited to prevent finalizing outbound CCTXs
- Payout
- $0
- Protocol
- ZetaChain Cross-Chain
- Disclosed
- May 12, 2025
- Source
- sherlock
ZetaChain's Go-implemented precompiles (bank, prototype, staking) read the first four bytes of caller-supplied calldata without checking the input length, so empty or very short calldata triggers a Go slice-out-of-range panic instead of a clean EVM revert. Bec …
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References
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