ecrecover zero-address return unchecked
Lido's assessment for RD-F-019 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.
Evidence summary #
stETH uses EIP-712 permit via StETHPermit; OZ 3.4.0 ECDSA library includes ecrecover zero-return check. No ecrecover zero-return bypass finding in any audit summary for Lido core contracts.
Sources #
- URL
- https://github.com/OpenZeppelin/openzeppelin-contracts/securityretrieved 2026-04-28
Methodology #
Determine whether any `ecrecover` call result is used without a `!= address(0)` guard.
See the full factor methodology and distribution across all protocols →
rubric_version v1.7.0 protocol lido factor RD-F-019 score green collected_at 2026-04-28 13:58:42