CVE-2026-24883

medium

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).

References

https://www.openwall.com/lists/oss-security/2026/01/27/8

https://dev.gnupg.org/T8049

Details

Source: Mitre, NVD

Published: 2026-01-27

Updated: 2026-02-06

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.0001