Calculation error in ark-r1cs-std
An issue was discovered in the ark-r1cs-std crate before 0.3.1 for Rust. It does not enforce any constraints in the FieldVar::mul_by_inverse method. Thus, a prover can produce a proof that is unsound but is nonetheless verified.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-38194US | critical9.8 | — | ||
An issue was discovered in the ark-r1cs-std crate before 0.3.1 for Rust. It does not enforce any constraints in the FieldVar::mul_by_inverse method. Thus, a prover can produce a pr… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/arkworks-rs/r1cs-stdPACKAGE
- https://github.com/arkworks-rs/r1cs-std/commit/47ddbaa411afe7c499311a248a38135e5a192b67WEB
- https://github.com/arkworks-rs/r1cs-std/pull/70WEB
- https://nvd.nist.gov/vuln/detail/CVE-2021-38194ADVISORY
- https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ark-r1cs-std/RUSTSEC-2021-0075.mdWEB
- https://rustsec.org/advisories/RUSTSEC-2021-0075.htmlWEB
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