{"id":"CVE-2026-22705","summary":"RustCrypto: Signatures has timing side-channel in ML-DSA decomposition","details":"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.","aliases":["GHSA-hcp2-x6j4-29j7","RUSTSEC-2025-0144"],"modified":"2026-08-12T03:51:44.058206092Z","published":"2026-01-10T06:14:20.292Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-1240"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/22xxx/CVE-2026-22705.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/22xxx/CVE-2026-22705.json"},{"type":"ADVISORY","url":"https://github.com/RustCrypto/signatures/security/advisories/GHSA-hcp2-x6j4-29j7"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22705"},{"type":"FIX","url":"https://github.com/RustCrypto/signatures/commit/035d9eef98486ecd00a8bf418c7817eb14dd6558"},{"type":"FIX","url":"https://github.com/RustCrypto/signatures/pull/1144"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/rustcrypto/signatures","events":[{"introduced":"0"},{"fixed":"035d9eef98486ecd00a8bf418c7817eb14dd6558"}],"database_specific":{"source":["AFFECTED_FIELD","REFERENCES"],"extracted_events":[{"introduced":"0"},{"fixed":"0.1.0-rc.2"}]}}],"versions":["ecdsa/v0.17.0-rc.12","slh-dsa/v0.2.0-rc.2","ecdsa/v0.17.0-rc.11","dsa/v0.7.0-rc.8","ecdsa/v0.17.0-rc.10","ecdsa/v0.17.0-rc.9","slh-dsa/v0.2.0-rc.1","dsa/v0.7.0-rc.7","ml-dsa/v0.1.0-rc.2","ed448/v0.5.0-rc.2","ed25519/v3.0.0-rc.2","rfc6979/v0.5.0-rc.3","ml-dsa/v0.1.0-rc.1","rfc6979/v0.5.0-rc.2","ecdsa/v0.17.0-rc.8","slh-dsa/v0.2.0-rc.0","ml-dsa/v0.1.0-rc.0","lms-signature/v0.1.0-rc.0","ed448/v0.5.0-rc.1","ed25519/v3.0.0-rc.1","ecdsa/v0.17.0-rc.7","dsa/v0.7.0-rc.6","ed448/0.5.0-rc.0","ed25519/v3.0.0-rc.0","rfc6979/v0.5.0-rc.1","ecdsa/v0.17.0-rc.6","dsa/v0.7.0-rc.5","dsa/v0.7.0-rc.4","ecdsa/v0.17.0-rc.5","dsa/v0.7.0-rc.3","ecdsa/v0.17.0-rc.4","dsa/v0.7.0-rc.2","dsa/v0.7.0-rc.1","ecdsa/v0.17.0-rc.3","ecdsa/v0.17.0-rc.2","ecdsa/v0.17.0-rc.1","ed25519/v3.0.0-pre.0","dsa/v0.7.0-rc.0","ecdsa/v0.17.0-rc.0","rfc6979/v0.5.0-rc.0","slh-dsa/v0.0.3","ml-dsa/v0.0.4","ml-dsa/v0.1.0-pre.2","ml-dsa/v0.1.0-pre.1","ml-dsa/v0.1.0-pre.0","dsa/v0.7.0-pre.1","ecdsa/v0.17.0-pre.9","ecdsa/v0.17.0-pre.8","slh-dsa/v0.1.0","ed25519/v2.3.0-pre.0","dsa/v0.7.0-pre.0","ecdsa/v0.17.0-pre.7","ecdsa/v0.17.0-pre.6","slh-dsa/v0.0.2","lms-signature/v0.0.1","ecdsa/v0.17.0-pre.5","rfc6979/v0.5.0-pre.3","dsa/v0.6.2","ecdsa/v0.17.0-pre.4","ecdsa/v0.17.0-pre.3","rfc6979/v0.5.0-pre.2","ecdsa/v0.17.0-pre.2","rfc6979/v0.5.0-pre.1","ecdsa/v0.17.0-pre.1","ecdsa/v0.17.0-pre.0","rfc6979/v0.5.0-pre.0","ecdsa/v0.16.9","ed25519/v2.2.3","ed25519/v2.2.2","ecdsa/v0.16.8","ecdsa/v0.16.7","ecdsa/v0.16.6","ecdsa/v0.16.5","ecdsa/v0.16.4","dsa/v0.6.1","ecdsa/v0.16.3","ed25519/v2.2.1","ecdsa/0.16.2","ecdsa/v0.16.1","ed25519/v2.2.0","ecdsa/v0.16.0","dsa/v0.6.0","ecdsa/v0.16.0-rc.0","rfc6979/v0.4.0","ecdsa/v0.16.0-pre.1","ecdsa/v0.16.0-pre.0","rfc6979/v0.4.0-pre.0","ecdsa/v0.15.0","ed25519/v2.1.0","ed25519/v2.0.1","ed25519/v2.0.0","dsa/v0.5.0","ecdsa/v0.15.0-rc.1","dsa/v0.5.0-rc.1","ed25519/v2.0.0-rc.0","dsa/v0.5.0-rc.0","dsa/v0.5.0-pre.1","ed25519/v2.0.0-pre.2","ed25519/v2.0.0-pre.1","ecdsa/v0.15.0-pre.1","ed25519/2.0.0-pre.0","ecdsa/v0.15.0-pre.0","rfc6979/v0.3.1","dsa/v0.4.2","dsa/v0.4.1","ecdsa/v0.14.8","ecdsa/v0.14.7","ecdsa/v0.14.6","ecdsa/v0.14.5","ecdsa/v0.14.4","dsa/v0.4.0","ecdsa/v0.14.3","rfc6979/v0.3.0","ecdsa/v0.14.2","dsa/v0.3.0","dsa/v0.2.0","ed25519/v1.5.2","ed25519/v1.5.1","ecdsa/v0.14.1","ed25519/v1.5.0","ecdsa/v0.14.0","rfc6979/v0.2.0","ecdsa/v0.14.0-pre.5","ecdsa/v0.14.0-pre.3","ed25519/v1.4.1","ecdsa/v0.14.0-pre.2","ed25519/v1.4.0","ecdsa/v0.14.0-pre.1","rfc6979/v0.2.0-pre.0","ecdsa/v0.13.4","ecdsa/v0.13.3","ecdsa/v0.13.2","ecdsa/v0.13.0","rfc6979/v0.1.0","ed25519/v1.3.0","ecdsa/v0.12.4","ed25519/v1.2.0","ecdsa/v0.12.3","ecdsa/v0.12.2","ecdsa/v0.12.1","ecdsa/v0.12.0","ecdsa/v0.11.1","ed25519/v1.1.1","ed25519/v1.1.0","ecdsa/v0.11.0","ecdsa/v0.11.0-pre.6","ecdsa/0.11.0-pre.5","ecdsa/v0.11.0-pre.4","ecdsa/v0.11.0-pre.3","ecdsa/v0.11.0-pre.2","ecdsa/v0.11.0-pre.1","ecdsa/v0.10.2","ecdsa/v0.10.1","ecdsa/v0.10.0","ecdsa/v0.10.0-pre","ecdsa/v0.9.0","ed25519/v1.0.3","ecdsa/v0.8.5","ecdsa/v0.8.4","ecdsa/v0.8.3","ecdsa/v0.8.2","ecdsa/v0.8.1","ed25519/v1.0.2","ecdsa/v0.8.0","ecdsa/v0.7.2","ecdsa/v0.7.1","ecdsa/v0.7.0","ecdsa/v0.6.1","ecdsa/v0.6.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-22705.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N"}]}