# Security update for gdm

Announcement ID: SUSE-SU-2025:02003-1  
Release Date: 2025-06-18T11:21:56Z  
Rating: important  
References:

  * bsc#1243226

  
Cross-References:

  * CVE-2025-6018

  
CVSS scores:

  * CVE-2025-6018 ( SUSE ):  8.6
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-6018 ( SUSE ):  8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * Desktop Applications Module 15-SP6
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 15 SP6
  * SUSE Linux Enterprise Real Time 15 SP6
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for gdm fixes the following issues:

  * CVE-2025-6018: Removes pam_env from auth stack for security reason
    (bsc#1243226).

## 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:

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2025-2003=1 openSUSE-SLE-15.6-2025-2003=1

  * Desktop Applications Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP6-2025-2003=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
    * libgdm1-debuginfo-45.0.1-150600.6.8.1
    * gdm-devel-45.0.1-150600.6.8.1
    * gdm-debuginfo-45.0.1-150600.6.8.1
    * typelib-1_0-Gdm-1_0-45.0.1-150600.6.8.1
    * libgdm1-45.0.1-150600.6.8.1
    * gdm-debugsource-45.0.1-150600.6.8.1
    * gdm-45.0.1-150600.6.8.1
  * openSUSE Leap 15.6 (noarch)
    * gdm-systemd-45.0.1-150600.6.8.1
    * gdm-lang-45.0.1-150600.6.8.1
    * gdm-branding-upstream-45.0.1-150600.6.8.1
    * gdmflexiserver-45.0.1-150600.6.8.1
    * gdm-schema-45.0.1-150600.6.8.1
  * Desktop Applications Module 15-SP6 (aarch64 ppc64le s390x x86_64)
    * libgdm1-debuginfo-45.0.1-150600.6.8.1
    * gdm-devel-45.0.1-150600.6.8.1
    * gdm-debuginfo-45.0.1-150600.6.8.1
    * typelib-1_0-Gdm-1_0-45.0.1-150600.6.8.1
    * libgdm1-45.0.1-150600.6.8.1
    * gdm-debugsource-45.0.1-150600.6.8.1
    * gdm-45.0.1-150600.6.8.1
  * Desktop Applications Module 15-SP6 (noarch)
    * gdm-schema-45.0.1-150600.6.8.1
    * gdm-systemd-45.0.1-150600.6.8.1
    * gdmflexiserver-45.0.1-150600.6.8.1
    * gdm-lang-45.0.1-150600.6.8.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-6018.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1243226