medium5.3
CVE-2025-67897
Sequoia PGP has Subtraction Overflow when aes_key_unwrap function is provided ciphertext that is too short
Impact
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
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| rust | sequoia-openpgp | < 2.1.0 | 2.1.0 |
Affected products
| Product | Affected versions |
|---|---|
| Sequoia | before 2.1.0 |
Versions were read from the advisory text. No structured product data has been published for this record yet.
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://bugs.debian.org/1122582
- https://gitlab.com/sequoia-pgp/sequoia/-/blob/b59886e5e7bdf7169ed330f309a6633d131776e5/openpgp/NEWS#L7-L26
- https://gitlab.com/sequoia-pgp/sequoia/-/commit/b59886e5e7bdf7169ed330f309a6633d131776e5
- https://github.com/advisories/GHSA-v6x3-9r38-r27q
- https://nvd.nist.gov/vuln/detail/CVE-2025-67897
- https://rustsec.org/advisories/RUSTSEC-2025-0136.html