CVE-2026-22705

MEDIUM

6.4

Description

RustCrypto: Signatures offers support for digital signatures, which provide authentication of data using public-key cryptography. Prior to version 0.1.0-rc.2, a timing side-channel was discovered in the Decompose algorithm which is used during ML-DSA signing to generate hints for the signature. This issue has been patched in version 0.1.0-rc.2.

CVE Details

CVSS v3.1 Score6.4

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack VectorADJACENT_NETWORK

ComplexityHIGH

Privileges RequiredLOW

User InteractionNONE

Published1/10/2026

Last Modified1/13/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-1240

References

https://github.com/RustCrypto/signatures/commit/035d9eef98486ecd00a8bf418c7817eb14dd6558(security-advisories@github.com)

https://github.com/RustCrypto/signatures/pull/1144(security-advisories@github.com)

https://github.com/RustCrypto/signatures/security/advisories/GHSA-hcp2-x6j4-29j7(security-advisories@github.com)

IOC Correlations

No correlations recorded

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