SUSE-SU-2026:2571-1: important: Security update for the Linux Kernel (Live Patch 39 for SUSE Linux Enterprise 15 SP5)
SLE-SECURITY-UPDATES
null at suse.de
Tue Jun 23 20:34:31 UTC 2026
# Security update for the Linux Kernel (Live Patch 39 for SUSE Linux Enterprise
15 SP5)
Announcement ID: SUSE-SU-2026:2571-1
Release Date: 2026-06-23T15:35:23Z
Rating: important
References:
* bsc#1261640
* bsc#1263088
* bsc#1263902
* bsc#1266229
* bsc#1268282
Cross-References:
* CVE-2026-31402
* CVE-2026-31504
* CVE-2026-31694
* CVE-2026-43503
* CVE-2026-46323
CVSS scores:
* CVE-2026-31402 ( SUSE ): 8.8
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2026-31402 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
* CVE-2026-31402 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-31504 ( 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-2026-31504 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-31504 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-31694 ( SUSE ): 8.5
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-31694 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-31694 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-43503 ( SUSE ): 8.5
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-43503 ( SUSE ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
* CVE-2026-43503 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
* CVE-2026-46323 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-46323 ( 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 five vulnerabilities can now be installed.
## Description:
This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.163 fixes
various security issues
The following security issues were fixed:
* CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache
(bsc#1261640).
* CVE-2026-31504: net: fix fanout UAF in packet_release() via NETDEV_UP race
(bsc#1263088).
* CVE-2026-31694: fuse: reject oversized dirents in page cache (bsc#1263902).
* CVE-2026-43503: final dirty.frag related fixes (bsc#1266229).
* CVE-2026-46323: net: gro: don't merge zcopy skbs (bsc#1268282).
## 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-SP5-2026-2593=1 SUSE-SLE-
Module-Live-Patching-15-SP5-2026-2572=1 SUSE-SLE-Module-Live-
Patching-15-SP5-2026-2586=1 SUSE-SLE-Module-Live-Patching-15-SP5-2026-2573=1
SUSE-SLE-Module-Live-Patching-15-SP5-2026-2574=1 SUSE-SLE-Module-Live-
Patching-15-SP5-2026-2576=1 SUSE-SLE-Module-Live-Patching-15-SP5-2026-2577=1
SUSE-SLE-Module-Live-Patching-15-SP5-2026-2587=1
* openSUSE Leap 15.5
zypper in -t patch SUSE-2026-2593=1 SUSE-2026-2572=1 SUSE-2026-2586=1
SUSE-2026-2573=1 SUSE-2026-2574=1 SUSE-2026-2576=1 SUSE-2026-2577=1
SUSE-2026-2587=1
* openSUSE Leap 15.4
zypper in -t patch SUSE-2026-2571=1 SUSE-2026-2570=1
* SUSE Linux Enterprise Live Patching 15-SP4
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2026-2571=1 SUSE-SLE-
Module-Live-Patching-15-SP4-2026-2570=1
## Package List:
* SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150400_24_194-default-7-150400.2.1
* kernel-livepatch-5_14_21-150400_24_200-default-5-150400.2.1
* kernel-livepatch-5_14_21-150400_24_194-default-debuginfo-7-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_48-debugsource-7-150400.2.1
* kernel-livepatch-5_14_21-150400_24_200-default-debuginfo-5-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_50-debugsource-5-150400.2.1
* openSUSE Leap 15.4 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150400_24_194-default-7-150400.2.1
* kernel-livepatch-5_14_21-150400_24_200-default-5-150400.2.1
* kernel-livepatch-5_14_21-150400_24_194-default-debuginfo-7-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_48-debugsource-7-150400.2.1
* kernel-livepatch-5_14_21-150400_24_200-default-debuginfo-5-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_50-debugsource-5-150400.2.1
* SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150500_55_127-default-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_127-default-debuginfo-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_133-default-debuginfo-9-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_37-debugsource-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_136-default-8-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_35-debugsource-8-150500.2.1
* kernel-livepatch-5_14_21-150500_55_136-default-debuginfo-8-150500.2.1
* kernel-livepatch-5_14_21-150500_55_130-default-debuginfo-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_163-default-3-150500.2.1
* kernel-livepatch-5_14_21-150500_55_144-default-debuginfo-5-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_39-debugsource-3-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_36-debugsource-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_121-default-14-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_30-debugsource-14-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_32-debugsource-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_141-default-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_130-default-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_163-default-debuginfo-3-150500.2.1
* kernel-livepatch-5_14_21-150500_55_144-default-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_141-default-debuginfo-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_133-default-9-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_34-debugsource-9-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_33-debugsource-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_121-default-debuginfo-14-150500.2.1
* openSUSE Leap 15.5 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150500_55_127-default-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_127-default-debuginfo-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_133-default-debuginfo-9-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_37-debugsource-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_136-default-8-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_35-debugsource-8-150500.2.1
* kernel-livepatch-5_14_21-150500_55_136-default-debuginfo-8-150500.2.1
* kernel-livepatch-5_14_21-150500_55_130-default-debuginfo-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_163-default-3-150500.2.1
* kernel-livepatch-5_14_21-150500_55_144-default-debuginfo-5-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_39-debugsource-3-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_36-debugsource-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_121-default-14-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_30-debugsource-14-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_32-debugsource-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_141-default-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_130-default-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_163-default-debuginfo-3-150500.2.1
* kernel-livepatch-5_14_21-150500_55_144-default-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_141-default-debuginfo-5-150500.2.1
* kernel-livepatch-5_14_21-150500_55_133-default-9-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_34-debugsource-9-150500.2.1
* kernel-livepatch-SLE15-SP5_Update_33-debugsource-9-150500.2.1
* kernel-livepatch-5_14_21-150500_55_121-default-debuginfo-14-150500.2.1
## References:
* https://www.suse.com/security/cve/CVE-2026-31402.html
* https://www.suse.com/security/cve/CVE-2026-31504.html
* https://www.suse.com/security/cve/CVE-2026-31694.html
* https://www.suse.com/security/cve/CVE-2026-43503.html
* https://www.suse.com/security/cve/CVE-2026-46323.html
* https://bugzilla.suse.com/show_bug.cgi?id=1261640
* https://bugzilla.suse.com/show_bug.cgi?id=1263088
* https://bugzilla.suse.com/show_bug.cgi?id=1263902
* https://bugzilla.suse.com/show_bug.cgi?id=1266229
* https://bugzilla.suse.com/show_bug.cgi?id=1268282
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