Security update for gpg2

Announcement ID: SUSE-SU-2026:20080-1
Release Date: 2026-01-14T10:23:16Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2025-68973 ( SUSE ): 8.0 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
  • CVE-2025-68973 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
  • CVE-2025-68973 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise Server 16.0
  • SUSE Linux Enterprise Server for SAP Applications 16.0

An update that solves one vulnerability and has three fixes can now be installed.

Description:

This update for gpg2 fixes the following issues:

  • CVE-2025-68973: out-of-bounds write when processing specially crafted input in the armor parser can lead to memory corruption (bsc#1255715).

Other security fixes:

  • gpg: Avoid potential downgrade to SHA1 in 3rd party key signatures (bsc#1256246).
  • gpg: Error out on unverified output for non-detached signatures (bsc#1256244).
  • gpg: Deprecate the option --not-dash-escaped (bsc#1256390).

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • SUSE Linux Enterprise Server 16.0
    zypper in -t patch SUSE-SLES-16.0-138=1
  • SUSE Linux Enterprise Server for SAP Applications 16.0
    zypper in -t patch SUSE-SLES-16.0-138=1

Package List:

  • SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    • gpg2-debugsource-2.5.5-160000.3.1
    • gpg2-tpm-2.5.5-160000.3.1
    • dirmngr-2.5.5-160000.3.1
    • gpg2-2.5.5-160000.3.1
    • gpg2-tpm-debuginfo-2.5.5-160000.3.1
    • dirmngr-debuginfo-2.5.5-160000.3.1
    • gpg2-debuginfo-2.5.5-160000.3.1
  • SUSE Linux Enterprise Server 16.0 (noarch)
    • gpg2-lang-2.5.5-160000.3.1
  • SUSE Linux Enterprise Server for SAP Applications 16.0 (ppc64le x86_64)
    • gpg2-debugsource-2.5.5-160000.3.1
    • gpg2-tpm-2.5.5-160000.3.1
    • dirmngr-2.5.5-160000.3.1
    • gpg2-2.5.5-160000.3.1
    • gpg2-tpm-debuginfo-2.5.5-160000.3.1
    • dirmngr-debuginfo-2.5.5-160000.3.1
    • gpg2-debuginfo-2.5.5-160000.3.1
  • SUSE Linux Enterprise Server for SAP Applications 16.0 (noarch)
    • gpg2-lang-2.5.5-160000.3.1

References: