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openSUSE Leap 15 SP4 Kernel Security Update for CVE-2023-54145 Fix

opensuse
Calendar Grey February 24, 2026
Dist Opensuse Esm H88
A significant openSUSE kernel update addressing 380 vulnerabilities and 41 fixes has been released, improving security.
An update that solves 380 vulnerabilities, contains seven features and has 41 security fixes can now be installed.

Description

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security

issues

The following security issues were fixed:

* CVE-2022-50630: mm: hugetlb: fix UAF in hugetlb_handle_userfault

(bsc#1254785).

* CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant

uninit (bsc#1255594).

* CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer

(bsc#1255576).

* CVE-2023-53215: sched/fair: Don't balance task to its current running CPU

(bsc#1250397).

* CVE-2023-53254: cacheinfo: Fix shared_cpu_map to handle shared caches at

different levels (bsc#1249871).

* CVE-2023-53781: smc: Fix use-after-free in tcp_write_timer_handler()

(bsc#1254751).

* CVE-2023-54142: gtp: Fix use-after-free in __gtp_encap_destroy()

(bsc#1256095).

* CVE-2023-54243: netfilter: ebtables: fix table blob use-after-free

(bsc#1255908).

* CVE-2024-28956: x86/its: Enumerate Indirect Target Selection (ITS) bug

(bsc#1242006).

*...

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Topics%20covered

Topics Covered

security advisory security issue buffer overflow important kernel OpenSUSE

Patch

## 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-2026-617=1

* SUSE Linux Enterprise Micro for Rancher 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-617=1

* SUSE Linux Enterprise Micro 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-617=1

* SUSE Linux Enterprise Micro for Rancher 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-617=1

* SUSE Linux Enterprise Micro 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-617=1

* SUSE Linux Enterprise High Availability Extension 15 SP4

zypper in -t patch SUSE-SLE-Product-HA-15-SP4-2026-617=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-617=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-617=1

* SUSE Linux Enterprise Server 15...

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Package List

* openSUSE Leap 15.4 (noarch nosrc)

* kernel-docs-5.14.21-150400.24.194.1

* openSUSE Leap 15.4 (noarch)

* kernel-source-5.14.21-150400.24.194.1

* kernel-devel-5.14.21-150400.24.194.1

* kernel-docs-html-5.14.21-150400.24.194.1

* kernel-macros-5.14.21-150400.24.194.1

* kernel-source-vanilla-5.14.21-150400.24.194.1

* openSUSE Leap 15.4 (aarch64 ppc64le x86_64)

* kernel-default-base-5.14.21-150400.24.194.1.150400.24.98.3

* kernel-kvmsmall-debugsource-5.14.21-150400.24.194.1

* kernel-kvmsmall-debuginfo-5.14.21-150400.24.194.1

* kernel-kvmsmall-devel-5.14.21-150400.24.194.1

* kernel-default-base-rebuild-5.14.21-150400.24.194.1.150400.24.98.3

* kernel-kvmsmall-devel-debuginfo-5.14.21-150400.24.194.1

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)

* kernel-default-livepatch-5.14.21-150400.24.194.1

* gfs2-kmp-default-5.14.21-150400.24.194.1

* kernel-default-debuginfo-5.14.21-150400.24.194.1

* kernel-default-optional-debuginfo-5.14.21-150400.24.194.1

* ocfs2-kmp-default-5.14.21-150400.24.194.1

*...

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References

* bsc#1065729

* bsc#1193629

* bsc#1194869

* bsc#1196823

* bsc#1204957

* bsc#1205567

* bsc#1206889

* bsc#1207051

* bsc#1207088

* bsc#1207611

* bsc#1207620

* bsc#1207622

* bsc#1207636

* bsc#1207644

* bsc#1207646

* bsc#1207652

* bsc#1207653

* bsc#1208570

* bsc#1208758

* bsc#1209799

* bsc#1210817

* bsc#1210943

* bsc#1211690

* bsc#1213025

* bsc#1213032

* bsc#1213093

* bsc#1213105

* bsc#1213110

* bsc#1213111

* bsc#1213653

* bsc#1213747

* bsc#1213867

* bsc#1214635

* bsc#1214940

* bsc#1214962

* bsc#1214986

* bsc#1214990

* bsc#1216062

* bsc#1220137

* bsc#1220144

* bsc#1223007

* bsc#1228015

* bsc#1230185

* bsc#1231084

* bsc#1233038

* bsc#1235905

* bsc#1236104

* bsc#1236208

* bsc#1237885

* bsc#1237906

* bsc#1238414

* bsc#1238754

* bsc#1238763

* bsc#1238896

* bsc#1238917

* bsc#1242006

* bsc#1244758

* bsc#1244904

* bsc#1245110

* bsc#1245210

* bsc#1245723

* bsc#1245751

* bsc#1247177

* bsc#1247483

* bsc#1248306

* bsc#1248377

* bsc#1249156

* bsc#1249158

* bsc#1249827

* bsc#1249871

* bsc#1250397

* bsc#1252046

* bsc#1252678

* bsc#1252785

* bsc#1253028

* bsc#1253409

*...

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Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0617-1
Release Date: 2026-02-24T15:19:11Z
Affected Products: * openSUSE Leap 15.4 * SUSE Linux Enterprise High Availability Extension 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise Live Patching 15-SP4 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Micro for Rancher 5.3 * SUSE Linux Enterprise Micro for Rancher 5.4 * SUSE Linux Enterprise Real Time 15 SP4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Manager Proxy 4.3 * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Server 4.3

Topics%20covered

Topics Covered

security advisory security issue buffer overflow important kernel OpenSUSE

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