GHSA-fpr5-jp2j-4q2f: paillier-zk has ambiguous challenge derivation

November 12, 2024 (updated October 31, 2025)

Challenge derivation in non-interactive ZK proofs was ambiguous and that could lead to security vulnerability (however, it’s unknown if it could be exploited).

References

github.com/LFDT-Lockness/paillier-zk
github.com/advisories/GHSA-fpr5-jp2j-4q2f
github.com/dfns/paillier-zk/pull/49
rustsec.org/advisories/RUSTSEC-2024-0391.html

Code Behaviors & Features

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