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openSUSE Leap 15 SP5 Kernel Enhancements Major Updates 10 Issues Fixed

opensuse
Calendar Grey March 26, 2026
Dist Opensuse Esm H88
Update for openSUSE solves 11 important issues in the kernel, enhancing security and stability.
An update that solves 11 vulnerabilities can now be installed.

Description

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.121 fixes

various security issues

The following security issues were fixed:

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

uninit (bsc#1255595).

* CVE-2023-53257: wifi: mac80211: check S1G action frame size (bsc#1250730).

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

(bsc#1254755).

* CVE-2025-21738: ata: libata-sff: ensure that we cannot write outside the

allocated buffer (bsc#1257118).

* CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to avoid reading out

of bounds (bsc#1257629).

* CVE-2025-38488: smb: client: fix use-after-free in crypt_message when using

async crypto (bsc#1247240).

* CVE-2025-40258: mptcp: fix race condition in mptcp_schedule_work()

(bsc#1255053).

* CVE-2025-68284: libceph: prevent potential out-of-bounds writes in

handle_auth_session_key() (bsc#1255378).

* CVE-2025-68285: libceph: fix...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory security issue important kernel multiple 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:

* SUSE Linux Enterprise Live Patching 15-SP5

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-1049=1 SUSE-SLE-

Module-Live-Patching-15-SP5-2026-1052=1

* openSUSE Leap 15.5

zypper in -t patch SUSE-2026-1052=1 SUSE-2026-1049=1

Package List

* SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)

* kernel-livepatch-5_14_21-150500_55_100-default-15-150500.2.2

* kernel-livepatch-5_14_21-150500_55_100-default-debuginfo-15-150500.2.2

* kernel-livepatch-5_14_21-150500_55_121-default-debuginfo-8-150500.2.1

* kernel-livepatch-5_14_21-150500_55_121-default-8-150500.2.1

* kernel-livepatch-SLE15-SP5_Update_25-debugsource-15-150500.2.2

* kernel-livepatch-SLE15-SP5_Update_30-debugsource-8-150500.2.1

* openSUSE Leap 15.5 (ppc64le s390x x86_64)

* kernel-livepatch-5_14_21-150500_55_100-default-15-150500.2.2

* kernel-livepatch-5_14_21-150500_55_100-default-debuginfo-15-150500.2.2

* kernel-livepatch-5_14_21-150500_55_121-default-debuginfo-8-150500.2.1

* kernel-livepatch-5_14_21-150500_55_121-default-8-150500.2.1

* kernel-livepatch-SLE15-SP5_Update_25-debugsource-15-150500.2.2

* kernel-livepatch-SLE15-SP5_Update_30-debugsource-8-150500.2.1

References

* bsc#1247240

* bsc#1250730

* bsc#1254755

* bsc#1255053

* bsc#1255378

* bsc#1255402

* bsc#1255595

* bsc#1256624

* bsc#1256644

* bsc#1257118

* bsc#1257629

## References:

* https://www.suse.com/security/cve/CVE-2022-50697.html

* https://www.suse.com/security/cve/CVE-2023-53257.html

* https://www.suse.com/security/cve/CVE-2023-53781.html

* https://www.suse.com/security/cve/CVE-2025-21738.html

* https://www.suse.com/security/cve/CVE-2025-38159.html

* https://www.suse.com/security/cve/CVE-2025-38488.html

* https://www.suse.com/security/cve/CVE-2025-40258.html

* https://www.suse.com/security/cve/CVE-2025-68284.html

* https://www.suse.com/security/cve/CVE-2025-68285.html

* https://www.suse.com/security/cve/CVE-2025-68813.html

* https://www.suse.com/security/cve/CVE-2025-71085.html

* https://bugzilla.suse.com/show_bug.cgi?id=1247240

* https://bugzilla.suse.com/show_bug.cgi?id=1250730

* https://bugzilla.suse.com/show_bug.cgi?id=1254755

* https://bugzilla.suse.com/show_bug.cgi?id=1255053

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1049-1
Release Date: 2026-03-26T05:04:44Z
Affected Products: * openSUSE Leap 15.5 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise Live Patching 15-SP5 * SUSE Linux Enterprise Micro 5.5 * SUSE Linux Enterprise Real Time 15 SP5 * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP5

Topics%20covered

Topics Covered

security advisory security issue important kernel multiple OpenSUSE

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