Security update for gpg2

Announcement ID: SUSE-SU-2025:20472-1
Release Date: 2025-07-08T16:15:02Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2025-30258 ( SUSE ): 1.8 CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  • CVE-2025-30258 ( SUSE ): 2.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L
  • CVE-2025-30258 ( NVD ): 2.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L
Affected Products:
  • SUSE Linux Micro 6.1

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

Description:

This update for gpg2 fixes the following issues:

  • CVE-2025-30258: Fix a verification DoS due to a malicious subkey in the keyring: [bsc#1239119, bsc#1236931]]
  • gpg: Fix regression for the recent malicious subkey DoS fix.
  • gpg: Fix another regression due to the T7547 fix.

  • gpg: Allow the use of an ADSK subkey as ADSK subkey.

  • Don't install expired sks certificate [bsc#1243069]

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 Micro 6.1
    zypper in -t patch SUSE-SLE-Micro-6.1-173=1

Package List:

  • SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    • gpg2-debugsource-2.4.4-slfo.1.1_5.1
    • gpg2-debuginfo-2.4.4-slfo.1.1_5.1
    • gpg2-2.4.4-slfo.1.1_5.1

References: