Signed/unsigned arithmetic confusion
crvUSD (Curve Stablecoin)'s assessment for RD-F-018 — scored gray on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.
Evidence summary #
Symbolic execution tools (Manticore, Echidna property-check) for signed/unsigned arithmetic confusion are not publicly available for Vyper. No tool run output exists.
Sources #
- InternalM3a Process-Learnings: Vyper templateprocess-learnings.md Vyper template — symbolic execution not applicable to Vyperretrieved 2026-05-16
Methodology #
Determine whether signed-integer conversions or comparisons where unsigned was intended exist in the deployed bytecode/source.
See the full factor methodology and distribution across all protocols →
rubric_version v1.7.0 protocol crvusd factor RD-F-018 score gray collected_at 2026-05-16 19:09:40