Vulnerability · Published Dec 14, 2025 · Assigned by mitre
CVE-2025-67897
Medium 5.3
In plain English
A medium-severity security flaw in sequoia from sequoia-pgp. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.4%top 70.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | rust-sequoia-openpgp | no fix listed | DEBIAN-CVE-2025-67897 |
| Debian:13 | rust-sequoia-openpgp | 2.0.0-2+deb13u1 | DEBIAN-CVE-2025-67897 |
| Debian:14 | rust-sequoia-openpgp | 2.1.0-1 | DEBIAN-CVE-2025-67897 |
| Ubuntu:22.04:LTS | rust-sequoia-openpgp | no fix listed | UBUNTU-CVE-2025-67897 |
| Ubuntu:24.04:LTS | rust-sequoia-openpgp | no fix listed | UBUNTU-CVE-2025-67897 |
| Ubuntu:25.10 | rust-sequoia-openpgp | no fix listed | UBUNTU-CVE-2025-67897 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| sequoia-pgp | sequoia | 0 – before 2.1.0 |
Weakness: CWE-195 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H