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openSUSE 2026 0997-1 Kernel Important Security Patch for Multiple Issues

opensuse
Calendar Grey March 24, 2026
Dist Opensuse Esm H88
Important update for openSUSE addressing multiple security issues in the kernel, enhancing system stability and security.
An update that solves nine vulnerabilities can now be installed.

Description

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.179 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-2023-53781: 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-2025-40258: 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 potential use-after-free in

have_mon_and_osd_map() (bsc#1255402).

* CVE-2025-68813: ipvs: fix ipv4 null-ptr-deref in route error path

(bsc#1256644).

* CVE-2025-71085: ipv6: BUG() in...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel OpenSUSE use-after-free

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-2026-997=1

* SUSE Linux Enterprise Live Patching 15-SP4

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2026-997=1

Package List

* openSUSE Leap 15.4 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP4_Update_45-debugsource-7-150400.2.1

* kernel-livepatch-5_14_21-150400_24_179-default-7-150400.2.1

* kernel-livepatch-5_14_21-150400_24_179-default-debuginfo-7-150400.2.1

* SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP4_Update_45-debugsource-7-150400.2.1

* kernel-livepatch-5_14_21-150400_24_179-default-7-150400.2.1

* kernel-livepatch-5_14_21-150400_24_179-default-debuginfo-7-150400.2.1

References

* 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-2023-53781.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-2025-40258.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=1254755

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

* https://bugzilla.suse.com/show_bug.cgi?id=1255378

* https://bugzilla.suse.com/show_bug.cgi?id=1255402

* https://bugzilla.suse.com/show_bug.cgi?id=1255595

* https://bugzilla.suse.com/show_bug.cgi?id=1256624

* https://bugzilla.suse.com/show_bug.cgi?id=1256644

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0997-1
Release Date: 2026-03-24T14:34:38Z
Affected Products: * openSUSE Leap 15.4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise Live Patching 15-SP4 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Real Time 15 SP4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP4

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel OpenSUSE use-after-free

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