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openSUSE 15 SP5 Kernel Important Security Patch CVE-2023-53574

opensuse
Calendar Grey January 12, 2026
Dist Opensuse Esm H88
A critical security patch for the SUSE Linux kernel addresses CVE-2023-53574, involving wifi subsystem security issues.
An update that solves one vulnerability can now be installed.

Description

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.124 fixes one

security issue

The following security issue was fixed:

* CVE-2023-53574: wifi: rtw88: delete timer and free skb queue when unloading

(bsc#1251984).

Topics%20covered

Topics Covered

security advisory remote access important kernel OpenSUSE wifi

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-2026-112=1 SUSE-2026-113=1 SUSE-2026-107=1

SUSE-2026-108=1 SUSE-2026-100=1 SUSE-2026-109=1 SUSE-2026-101=1 SUSE-2026-110=1

SUSE-2026-102=1 SUSE-2026-103=1 SUSE-2026-104=1 SUSE-2026-105=1 SUSE-2026-111=1

* SUSE Linux Enterprise Live Patching 15-SP4

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2026-112=1 SUSE-SLE-

Module-Live-Patching-15-SP4-2026-113=1 SUSE-SLE-Module-Live-

Patching-15-SP4-2026-107=1 SUSE-SLE-Module-Live-Patching-15-SP4-2026-108=1 SUSE-

SLE-Module-Live-Patching-15-SP4-2026-100=1 SUSE-SLE-Module-Live-

Patching-15-SP4-2026-109=1 SUSE-SLE-Module-Live-Patching-15-SP4-2026-101=1 SUSE-

SLE-Module-Live-Patching-15-SP4-2026-110=1 SUSE-SLE-Module-Live-

Patching-15-SP4-2026-102=1 SUSE-SLE-Module-Live-Patching-15-SP4-2026-103=1 SUSE-

SLE-Modul...

Read the Full Advisory

Package List

* openSUSE Leap 15.4 (ppc64le s390x x86_64)

* kernel-livepatch-5_14_21-150400_24_144-default-debuginfo-18-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_45-debugsource-3-150400.2.1

* kernel-livepatch-5_14_21-150400_24_158-default-debuginfo-11-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_42-debugsource-9-150400.2.1

* kernel-livepatch-5_14_21-150400_24_167-default-debuginfo-10-150400.2.1

* kernel-livepatch-5_14_21-150400_24_147-default-debuginfo-17-150400.2.1

* kernel-livepatch-5_14_21-150400_24_161-default-debuginfo-11-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_40-debugsource-11-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_38-debugsource-11-150400.2.1

* kernel-livepatch-5_14_21-150400_24_179-default-3-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_35-debugsource-17-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_37-debugsource-12-150400.2.1

* kernel-livepatch-5_14_21-150400_24_164-default-11-150400.2.1

* kernel-livepatch-5_14_21-150400_24_161-default-11-150400.2.1

*...

Read the Full Advisory

References

* bsc#1251984

## References:

* https://www.suse.com/security/cve/CVE-2023-53574.html

* https://bugzilla.suse.com/show_bug.cgi?id=1251984

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0107-1
Release Date: 2026-01-12T11:39:58Z
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

Topics%20covered

Topics Covered

security advisory remote access important kernel OpenSUSE wifi

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