CVE-2025-67897: 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.

Overview

Severity

Medium (CVSS 5.3)

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U

Exploit Status

Not Exploited

Patch Tuesday

2025-Dec

Released

2025-12-17

Last Updated

2026-01-20

EPSS Score

0.19% (percentile: 41.5%)

Affected Products (2)

Other

• 20824-17084

Open Source Software

• azl3 kata-containers-cc 3.15.0.aks0-5 on Azure Linux 3.0

Revision History

• 2025-12-17: Information published.
• 2026-01-20: Information published.