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GHSA-7cqg-8449-rmfv

Observable Discrepancy in libsecp256k1-rs

Source: GitHub Advisory Database (reviewed) Moderate CVE-2019-20399

Packages

EcosystemPackageAffectedFixed in
crates.io libsecp256k1-rs < 0.3.1 0.3.1

Details

As written in the advisory (Markdown source, shown as plain text).

A timing vulnerability in the Scalar::check_overflow function in Parity libsecp256k1-rs before 0.3.1 potentially allows an attacker to leak information via a side-channel attack.

References

External links from the advisory. They lead to third-party sites.