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.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
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

Configurations

No configuration.

History

14 Oct 2026, 13:10

Type	Values Removed	Values Added
Summary		(es) En Sequoia antes de la versión 2.1.0, aes_key_unwrap entra en pánico si se le pasa un texto cifrado que es demasiado corto. Un atacante remoto puede aprovechar este problema para bloquear una aplicación enviando a una víctima un mensaje cifrado con un paquete PKESK o SKESK manipulado.

Information

Published : 2025-12-14 05:16

Updated : 2026-10-14 13:10

NVD link : CVE-2025-67897

Mitre link : CVE-2025-67897

CVE.ORG link : CVE-2025-67897

JSON object : View

Products Affected

No product.

CWE

CWE-195

Signed to Unsigned Conversion Error

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