Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser.
https://www.debian.org/security/2022/dsa-5305
https://security.gentoo.org/glsa/202212-07
https://lists.debian.org/debian-lts-announce/2022/12/msg00035.html
https://dev.gnupg.org/T6284
https://security.netapp.com/advisory/ntap-20230316-0011/
https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=f61a5ea4e0f6a80fd4b28ef0174bee77793cf070
Source: Mitre, NVD
Published: 2022-12-20
Updated: 2025-04-16
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.01843
