HIGH 7.8 Microsoft
CVE-2025-68973
In GnuPG through 2.4.8, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leading to an out-of-bounds write for crafted input. (For ExtendedLTS, 2.2.51 and later are fixed versions.)
Microsoft Security Update 2025-Dec: In GnuPG through 2.4.8, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leading to an out-of-bounds write for crafted input. (For ExtendedLTS, 2.2.51 and later are fixed versions.)
Affected Products
- azl3 gnupg2 2.4.7-1 on Azure Linux 3.0
- cbl2 gnupg2 2.4.0-2 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-68973
- https://nvd.nist.gov/vuln/detail/CVE-2025-68973
This high severity vulnerability with a CVSS score of 7.8 was published on 2025-12-09 via Microsoft. Affected: azl3 gnupg2 2.4.7-1 on Azure Linux 3.0, cbl2 gnupg2 2.4.0-2 on CBL Mariner 2.0.
vulnfeed aggregates 8893 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.