What’s Vulnerable › Vulnerabilities

CVE-2025-67897

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-14 · updated 2026-10-14
• Weakness: CWE-195

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 products

• sequoia-pgp sequoia: before 2.1.0 — fixed in 2.1.0

How to fix

Upgrade to a fixed version: sequoia-pgp sequoia 2.1.0. Check the vendor advisory for mitigations.

References

• 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

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