defirisk.co
rubric v1.7.0

Signed/unsigned arithmetic confusion

Meteora's assessment for RD-F-018 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

Rust type system strongly differentiates i64/u64; signed/unsigned mismatch is a compile-time error in Rust. Release builds use overflow-checks=true (confirmed in dlmm-sdk Cargo.toml). No published audit finding of signed/unsigned confusion found across 8 firms' coverage.

Sources #

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 meteora factor RD-F-018 score green collected_at 2026-05-16 10:03:05