{"id":"CVE-2025-67897","aliases":["GHSA-v6x3-9r38-r27q","RUSTSEC-2025-0136"],"url":"https://o3.security/vulnerability/CVE-2025-67897","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.","published":"2025-12-14T04:35:24.610Z","modified":"2026-07-15T01:48:58.315545398Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"crates.io","name":"sequoia-openpgp","fixedVersion":"2.1.0"}],"fix":null,"references":[{"type":"WEB","url":"https://bugs.debian.org/1122582"},{"type":"WEB","url":"https://gitlab.com/sequoia-pgp/sequoia/-/blob/b59886e5e7bdf7169ed330f309a6633d131776e5/openpgp/NEWS#L7-L26"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/67xxx/CVE-2025-67897.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-67897"},{"type":"FIX","url":"https://gitlab.com/sequoia-pgp/sequoia/-/commit/b59886e5e7bdf7169ed330f309a6633d131776e5"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:48:58.315545398Z"}}