SUSE Linux Enterprise 15 SP5 Kernel Patch 2026-1464-1 Important Fixes
suse
April 20, 2026
An update that solves two vulnerabilities can now be installed.
Summary
## 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
Topics Covered
References
* bsc#1258396
* bsc#1259859
Cross-
* 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
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Severity
important
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Announcement ID: SUSE-SU-2026:1464-1
Release Date: 2026-04-20T07:34:17Z
Rating: important
Topics Covered
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