CVE-2025-67897

Dec. 15, 2025, 6:22 p.m.

5.3
Medium

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.

Product(s) Impacted

Product Versions

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-195
Signed to Unsigned Conversion Error
The product uses a signed primitive and performs a cast to an unsigned primitive, which can produce an unexpected value if the value of the signed primitive can not be represented using an unsigned primitive.

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

Tags

cve@mitre.org
2025-12-14
CVE-2025-67897

CVSS Score

5.3 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: HIGH
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH

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

    View Vector String

Timeline

Published: Dec. 14, 2025, 5:16 a.m.
Last Modified: Dec. 15, 2025, 6:22 p.m.

Status : Awaiting Analysis

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

cve@mitre.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.