{"id":"GHSA-v6x3-9r38-r27q","summary":"Sequoia PGP has Subtraction Overflow when aes_key_unwrap function is provided ciphertext that is too short","details":"In Sequoia before 2.1.0, aes_key_unwrap panics if passed a ciphertext that is too short. A remote attacker can take advantage of this issue to crash an application by sending a victim an encrypted message with a crafted PKESK or SKESK packet.","aliases":["CVE-2025-67897","RUSTSEC-2025-0136"],"modified":"2026-09-10T03:50:32.193634287Z","published":"2025-12-14T06:30:24Z","database_specific":{"github_reviewed_at":"2025-12-16T19:30:41Z","nvd_published_at":"2025-12-14T05:16:06Z","cwe_ids":["CWE-195"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-67897"},{"type":"WEB","url":"https://bugs.debian.org/1122582"},{"type":"PACKAGE","url":"https://gitlab.com/sequoia-pgp/sequoia"},{"type":"WEB","url":"https://gitlab.com/sequoia-pgp/sequoia/-/blob/b59886e5e7bdf7169ed330f309a6633d131776e5/openpgp/NEWS#L7-L26"},{"type":"WEB","url":"https://gitlab.com/sequoia-pgp/sequoia/-/commit/b59886e5e7bdf7169ed330f309a6633d131776e5"},{"type":"WEB","url":"https://rustsec.org/advisories/RUSTSEC-2025-0136.html"}],"affected":[{"package":{"name":"sequoia-openpgp","ecosystem":"crates.io","purl":"pkg:cargo/sequoia-openpgp"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.1.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/12/GHSA-v6x3-9r38-r27q/GHSA-v6x3-9r38-r27q.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}