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SUSE Linux Enterprise 15 SP5 Kernel Patch 2026-1464-1 Important Fixes

An update that solves two vulnerabilities can now be installed.. # Security update for the Linux Kernel (Live Patch 35 for SUSE Linux Enterprise 15 SP5) Announcement ID: SUSE-SU-2026:1464-1 Release Date: 2026-04-20T07:34:17Z Rating: important References: * bsc#1258396 * bsc#1259859 Cross-References: * CVE-2026-23191 * CVE-2026-23268 CVSS scores: * CVE-2026-23191 ( SUSE ): 6.9 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N * CVE-2026-23191 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H * CVE-2026-23191 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2026-23191 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2026-23268 ( SUSE ): 7.3 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2026-23268 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2026-23268 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Affected Products: * openSUSE Leap 15.4 * openSUSE Leap 15.5 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise Live Patching 15-SP4 * SUSE Linux Enterprise Live Patching 15-SP5 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Micro 5.5 * SUSE Linux Enterprise Real Time 15 SP4 * SUSE Linux Enterprise Real Time 15 SP5 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 An update that solves two vulnerabilities can now be installed. ## Description: This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.136 fixes various security issues The following security issues were fixed: * CVE-2026-23191: ALSA: aloop: Fix racy access at PCM trigger (bsc#1258396). * CVE-2026-23268: apparmor: fix unprivileged local user can do privileged policy management (bsc#1259859). ## 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 Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-1459=1 SUSE-SLE- Module-Live-Patching-15-SP5-2026-1460=1 SUSE-SLE-Module-Live- Patching-15-SP5-2026-1462=1 * openSUSE Leap 15.5 zypper in -t patch SUSE-2026-1460=1 SUSE-2026-1462=1 SUSE-2026-1459=1 * openSUSE Leap 15.4 zypper in -t patch SUSE-2026-1464=1 * SUSE Linux Enterprise Live Patching 15-SP4 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2026-1464=1 ## Package List: * SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64) * kernel-livepatch-5_14_21-150500_55_113-default-debuginfo-15-150500.2.1 * kernel-livepatch-SLE15-SP5_Update_33-debugsource-5-150500.2.1 * kernel-livepatch-SLE15-SP5_Update_35-debugsource-4-150500.2.1 * kernel-livepatch-5_14_21-150500_55_130-default-debuginfo-5-150500.2.1 * kernel-livepatch-5_14_21-150500_55_113-default-15-150500.2.1 * kernel-livepatch-SLE15-SP5_Update_28-debugsource-15-150500.2.1 * kernel-livepatch-5_14_21-150500_55_130-default-5-150500.2.1 * kernel-livepatch-5_14_21-150500_55_136-default-4-150500.2.1 * kernel-livepatch-5_14_21-150500_55_136-default-debuginfo-4-150500.2.1 * openSUSE Leap 15.5 (ppc64le s390x x86_64) * kernel-livepatch-SLE15-SP5_Update_35-debugsource-4-150500.2.1 * kernel-livepatch-SLE15-SP5_Update_33-debugsource-5-150500.2.1 * kernel-livepatch-5_14_21-150500_55_113-default-debuginfo-15-150500.2.1 * kernel-livepatch-5_14_21-150500_55_130-default-debuginfo-5-150500.2.1 * kernel-livepatch-5_14_21-150500_55_113-default-15-150500.2.1 * kernel-livepatch-SLE15-SP5_Update_28-debugsource-15-150500.2.1 * kernel-livepatch-5_14_21-150500_55_130-default-5-150500.2.1 *kernel-livepatch-5_14_21-150500_55_136-default-4-150500.2.1 * kernel-livepatch-5_14_21-150500_55_136-default-debuginfo-4-150500.2.1 * openSUSE Leap 15.4 (ppc64le s390x x86_64) * kernel-livepatch-5_14_21-150400_24_170-default-debuginfo-15-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_42-debugsource-15-150400.2.1 * kernel-livepatch-5_14_21-150400_24_170-default-15-150400.2.1 * SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64) * kernel-livepatch-5_14_21-150400_24_170-default-debuginfo-15-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_42-debugsource-15-150400.2.1 * kernel-livepatch-5_14_21-150400_24_170-default-15-150400.2.1 ## References: * https://www.suse.com/security/cve/CVE-2026-23191.html * https://www.suse.com/security/cve/CVE-2026-23268.html * https://bugzilla.suse.com/show_bug.cgi?id=1258396 * https://bugzilla.suse.com/show_bug.cgi?id=1259859 . Two important vulnerabilities in the SUSE Linux Kernel have been resolved with a recent patch update, enhancing system security.. SUSE, Kernel, System Update, Privilege Escalation, Security Fix. . Severity: Important. LinuxSecurity.com Team

Apr 20, 2026 •Important SuSE