CVE-2026-24883

State: Published
Severity: 3.7 Low
Published: Jan 27, 2026
Updated: Jan 28, 2026
Reserved: Jan 27, 2026

Description

In GnuPG before 2.5.17, a long signature packet length causes parse_signature to return success with sig->data[] set to a NULL value, leading to a denial of service (application crash).

Scores

CVSS	Score	Vector	Source
3.1	3.7 Low	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L	mitre

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
GnuPGGnuPG	2.5.3 to before 2.5.17Affected

References

https://www.openwall.com/lists/oss-security/2026/01/27/8
https://dev.gnupg.org/T8049

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.