Security update for gpg2

Announcement ID: SUSE-SU-2026:20195-1
Release Date: 2026-01-29T16:14:38Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-24882 ( SUSE ): 8.5 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  • CVE-2026-24882 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-24882 ( NVD ): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-24883 ( SUSE ): 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2026-24883 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-24883 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Products:
  • SUSE Linux Enterprise Server 16.0
  • SUSE Linux Enterprise Server for SAP Applications 16.0

An update that solves two vulnerabilities and has one fix can now be installed.

Description:

This update for gpg2 fixes the following issues:

  • CVE-2026-24882: stack-based buffer overflow in TPM2 PKDECRYPT for TPM-backed RSA and ECC keys (bsc#1257396).
  • CVE-2026-24883: denial of service due to long signature packet length causing parse_signature to return success with sig->data[] set to a NULL value (bsc#1257395).
  • gpg.fail/filename: GnuPG Accepts Path Separators and Path Traversals in Literal Data "Filename" Field (bsc#1256389).

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-16.0-221=1
  • SUSE Linux Enterprise Server for SAP Applications 16.0
    zypper in -t patch SUSE-SLES-16.0-221=1

Package List:

  • SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    • gpg2-debugsource-2.5.5-160000.4.1
    • gpg2-debuginfo-2.5.5-160000.4.1
    • dirmngr-debuginfo-2.5.5-160000.4.1
    • gpg2-tpm-debuginfo-2.5.5-160000.4.1
    • gpg2-tpm-2.5.5-160000.4.1
    • gpg2-2.5.5-160000.4.1
    • dirmngr-2.5.5-160000.4.1
  • SUSE Linux Enterprise Server 16.0 (noarch)
    • gpg2-lang-2.5.5-160000.4.1
  • SUSE Linux Enterprise Server for SAP Applications 16.0 (ppc64le x86_64)
    • gpg2-debugsource-2.5.5-160000.4.1
    • gpg2-debuginfo-2.5.5-160000.4.1
    • dirmngr-debuginfo-2.5.5-160000.4.1
    • gpg2-tpm-debuginfo-2.5.5-160000.4.1
    • gpg2-tpm-2.5.5-160000.4.1
    • gpg2-2.5.5-160000.4.1
    • dirmngr-2.5.5-160000.4.1
  • SUSE Linux Enterprise Server for SAP Applications 16.0 (noarch)
    • gpg2-lang-2.5.5-160000.4.1

References: