# Security update for gdm Announcement ID: SUSE-SU-2025:02004-1 Release Date: 2025-06-18T11:22:29Z 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: * openSUSE Leap 15.4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server 15 SP5 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 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 15.4 zypper in -t patch SUSE-2025-2004=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-2004=1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-2004=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-2004=1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2025-2004=1 * SUSE Linux Enterprise Server 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2025-2004=1 * SUSE Linux Enterprise Server 15 SP5 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2025-2004=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2025-2004=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2025-2004=1 ## Package List: * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586) * typelib-1_0-Gdm-1_0-41.3-150400.4.14.1 * gdm-debugsource-41.3-150400.4.14.1 * gdm-41.3-150400.4.14.1 * libgdm1-debuginfo-41.3-150400.4.14.1 * gdm-debuginfo-41.3-150400.4.14.1 * gdm-devel-41.3-150400.4.14.1 * libgdm1-41.3-150400.4.14.1 * openSUSE Leap 15.4 (noarch) * gdm-lang-41.3-150400.4.14.1 * gdmflexiserver-41.3-150400.4.14.1 * gdm-systemd-41.3-150400.4.14.1 * gdm-branding-upstream-41.3-150400.4.14.1 * gdm-schema-41.3-150400.4.14.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64 x86_64) * typelib-1_0-Gdm-1_0-41.3-150400.4.14.1 * gdm-debugsource-41.3-150400.4.14.1 * gdm-41.3-150400.4.14.1 * libgdm1-debuginfo-41.3-150400.4.14.1 * gdm-debuginfo-41.3-150400.4.14.1 * gdm-devel-41.3-150400.4.14.1 * libgdm1-41.3-150400.4.14.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch) * gdm-lang-41.3-150400.4.14.1 * gdm-systemd-41.3-150400.4.14.1 * gdm-schema-41.3-150400.4.14.1 * gdmflexiserver-41.3-150400.4.14.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64 x86_64) * typelib-1_0-Gdm-1_0-41.3-150400.4.14.1 * gdm-debugsource-41.3-150400.4.14.1 * gdm-41.3-150400.4.14.1 * libgdm1-debuginfo-41.3-150400.4.14.1 * gdm-debuginfo-41.3-150400.4.14.1 * gdm-devel-41.3-150400.4.14.1 * libgdm1-41.3-150400.4.14.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch) * gdm-lang-41.3-150400.4.14.1 * gdm-systemd-41.3-150400.4.14.1 * gdm-schema-41.3-150400.4.14.1 * gdmflexiserver-41.3-150400.4.14.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64 x86_64) * typelib-1_0-Gdm-1_0-41.3-150400.4.14.1 * gdm-debugsource-41.3-150400.4.14.1 * gdm-41.3-150400.4.14.1 * libgdm1-debuginfo-41.3-150400.4.14.1 * gdm-debuginfo-41.3-150400.4.14.1 * gdm-devel-41.3-150400.4.14.1 * libgdm1-41.3-150400.4.14.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch) * gdm-lang-41.3-150400.4.14.1 * gdm-systemd-41.3-150400.4.14.1 * gdm-schema-41.3-150400.4.14.1 * gdmflexiserver-41.3-150400.4.14.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64 x86_64) * typelib-1_0-Gdm-1_0-41.3-150400.4.14.1 * gdm-debugsource-41.3-150400.4.14.1 * gdm-41.3-150400.4.14.1 * libgdm1-debuginfo-41.3-150400.4.14.1 * gdm-debuginfo-41.3-150400.4.14.1 * gdm-devel-41.3-150400.4.14.1 * libgdm1-41.3-150400.4.14.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (noarch) * gdm-lang-41.3-150400.4.14.1 * gdm-systemd-41.3-150400.4.14.1 * gdm-schema-41.3-150400.4.14.1 * gdmflexiserver-41.3-150400.4.14.1 * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64) * typelib-1_0-Gdm-1_0-41.3-150400.4.14.1 * gdm-debugsource-41.3-150400.4.14.1 * gdm-41.3-150400.4.14.1 * libgdm1-debuginfo-41.3-150400.4.14.1 * gdm-debuginfo-41.3-150400.4.14.1 * gdm-devel-41.3-150400.4.14.1 * libgdm1-41.3-150400.4.14.1 * SUSE Linux Enterprise Server 15 SP4 LTSS (noarch) * gdm-lang-41.3-150400.4.14.1 * gdm-systemd-41.3-150400.4.14.1 * gdm-schema-41.3-150400.4.14.1 * gdmflexiserver-41.3-150400.4.14.1 * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64) * typelib-1_0-Gdm-1_0-41.3-150400.4.14.1 * gdm-debugsource-41.3-150400.4.14.1 * gdm-41.3-150400.4.14.1 * libgdm1-debuginfo-41.3-150400.4.14.1 * gdm-debuginfo-41.3-150400.4.14.1 * gdm-devel-41.3-150400.4.14.1 * libgdm1-41.3-150400.4.14.1 * SUSE Linux Enterprise Server 15 SP5 LTSS (noarch) * gdm-lang-41.3-150400.4.14.1 * gdm-systemd-41.3-150400.4.14.1 * gdm-schema-41.3-150400.4.14.1 * gdmflexiserver-41.3-150400.4.14.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64) * typelib-1_0-Gdm-1_0-41.3-150400.4.14.1 * gdm-debugsource-41.3-150400.4.14.1 * gdm-41.3-150400.4.14.1 * libgdm1-debuginfo-41.3-150400.4.14.1 * gdm-debuginfo-41.3-150400.4.14.1 * gdm-devel-41.3-150400.4.14.1 * libgdm1-41.3-150400.4.14.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch) * gdm-lang-41.3-150400.4.14.1 * gdm-systemd-41.3-150400.4.14.1 * gdm-schema-41.3-150400.4.14.1 * gdmflexiserver-41.3-150400.4.14.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64) * typelib-1_0-Gdm-1_0-41.3-150400.4.14.1 * gdm-debugsource-41.3-150400.4.14.1 * gdm-41.3-150400.4.14.1 * libgdm1-debuginfo-41.3-150400.4.14.1 * gdm-debuginfo-41.3-150400.4.14.1 * gdm-devel-41.3-150400.4.14.1 * libgdm1-41.3-150400.4.14.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch) * gdm-lang-41.3-150400.4.14.1 * gdm-systemd-41.3-150400.4.14.1 * gdm-schema-41.3-150400.4.14.1 * gdmflexiserver-41.3-150400.4.14.1 ## References: * https://www.suse.com/security/cve/CVE-2025-6018.html * https://bugzilla.suse.com/show_bug.cgi?id=1243226