{"id":"RUSTSEC-2026-0286","summary":"Out-of-bounds read when decoding CKA_ALLOWED_MECHANISMS","details":"`cryptoki` treated the CKA_ALLOWED_MECHANISMS ulValueLen byte count as a\nCK_MECHANISM_TYPE element count. A valid nonempty attribute returned through\nthe safe `Session::get_attributes` API could cause construction of an\nout-of-bounds slice and undefined behavior.\n\nPossible consequences include a process crash or denial of service and\npotential disclosure of adjacent heap words. Upgrade to the fixed patch release\nfor the cryptoki 0.10, 0.11, or 0.12 line.","aliases":["GHSA-r6vc-97x9-63vv"],"modified":"2026-09-17T07:45:03.520051741Z","published":"2026-09-16T12:00:00Z","database_specific":{"license":"CC0-1.0"},"references":[{"type":"PACKAGE","url":"https://crates.io/crates/cryptoki"},{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2026-0286.html"},{"type":"WEB","url":"https://github.com/parallaxsecond/rust-cryptoki/pull/368"}],"affected":[{"package":{"name":"cryptoki","ecosystem":"crates.io","purl":"pkg:cargo/cryptoki"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0-0"},{"fixed":"0.10.1"},{"introduced":"0.11.0"},{"fixed":"0.11.1"},{"introduced":"0.12.0"},{"fixed":"0.12.1"}]}],"ecosystem_specific":{"affects":{"functions":[],"arch":[],"os":[]},"affected_functions":null},"database_specific":{"source":"https://github.com/rustsec/advisory-db/blob/osv/crates/RUSTSEC-2026-0286.json","informational":null,"categories":["memory-exposure"],"cvss":null}}],"schema_version":"1.9.0"}