ecrecover zero-address return unchecked
QuickSwap'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 #
V2 core (UniswapV2Factory/Pair): no ecrecover usage in core contracts (no permit/signature paths). V3 Algebra core (13 C4 scope contracts): no ecrecover usage identified in core pool contracts. Periphery NonfungiblePositionManager may use EIP-712/permit but is out of C4 scope. No ecrecover-related finding in any accessible audit.
Sources #
- AuditCode4rena 2022-09 QuickSwap ReportC4 — no ecrecover finding in 13 Algebra core contractsretrieved 2026-05-16
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 quickswap factor RD-F-019 score green collected_at 2026-05-16 08:48:31