SUSE-SU-2026:0985-1: important: Security update for the Linux Kernel (Live Patch 43 for SUSE Linux Enterprise 15 SP4)
SLE-SECURITY-UPDATES
null at suse.de
Tue Mar 24 12:32:20 UTC 2026
# Security update for the Linux Kernel (Live Patch 43 for SUSE Linux Enterprise
15 SP4)
Announcement ID: SUSE-SU-2026:0985-1
Release Date: 2026-03-24T06:34:23Z
Rating: important
References:
* bsc#1247240
* bsc#1254755
* bsc#1255053
* bsc#1255378
* bsc#1255402
* bsc#1255595
* bsc#1256624
* bsc#1256644
* bsc#1257118
* bsc#1257629
Cross-References:
* CVE-2022-50697
* CVE-2023-53781
* CVE-2025-21738
* CVE-2025-38159
* CVE-2025-38488
* CVE-2025-40258
* CVE-2025-68284
* CVE-2025-68285
* CVE-2025-68813
* CVE-2025-71085
CVSS scores:
* CVE-2022-50697 ( SUSE ): 7.3
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2022-50697 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-53781 ( SUSE ): 7.3
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2023-53781 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-21738 ( SUSE ): 7.3
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2025-21738 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-21738 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-38159 ( 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-2025-38159 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-38159 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
* CVE-2025-38488 ( 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-2025-38488 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-38488 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-40258 ( 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-2025-40258 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-68284 ( SUSE ): 7.0
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2025-68284 ( SUSE ): 7.3 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
* CVE-2025-68285 ( 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-2025-68285 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-68813 ( SUSE ): 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2025-68813 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-71085 ( SUSE ): 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2025-71085 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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
An update that solves 10 vulnerabilities can now be installed.
## Description:
This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.173 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-2025-38488: 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 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 pskb_expand_head() as part of
calipso_skbuff_setattr() (bsc#1256624).
## 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-2026-985=1 SUSE-2026-986=1 SUSE-2026-989=1
SUSE-2026-988=1
* SUSE Linux Enterprise Live Patching 15-SP4
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2026-985=1 SUSE-SLE-
Module-Live-Patching-15-SP4-2026-986=1 SUSE-SLE-Module-Live-
Patching-15-SP4-2026-989=1 SUSE-SLE-Module-Live-Patching-15-SP4-2026-988=1
## Package List:
* openSUSE Leap 15.4 (ppc64le s390x x86_64)
* kernel-livepatch-SLE15-SP4_Update_39-debugsource-15-150400.2.2
* kernel-livepatch-SLE15-SP4_Update_42-debugsource-13-150400.2.1
* kernel-livepatch-5_14_21-150400_24_173-default-debuginfo-10-150400.2.1
* kernel-livepatch-5_14_21-150400_24_170-default-debuginfo-13-150400.2.1
* kernel-livepatch-5_14_21-150400_24_161-default-15-150400.2.2
* kernel-livepatch-SLE15-SP4_Update_38-debugsource-15-150400.2.2
* kernel-livepatch-5_14_21-150400_24_158-default-15-150400.2.2
* kernel-livepatch-5_14_21-150400_24_161-default-debuginfo-15-150400.2.2
* kernel-livepatch-5_14_21-150400_24_173-default-10-150400.2.1
* kernel-livepatch-5_14_21-150400_24_158-default-debuginfo-15-150400.2.2
* kernel-livepatch-5_14_21-150400_24_170-default-13-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_43-debugsource-10-150400.2.1
* SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
* kernel-livepatch-SLE15-SP4_Update_39-debugsource-15-150400.2.2
* kernel-livepatch-SLE15-SP4_Update_42-debugsource-13-150400.2.1
* kernel-livepatch-5_14_21-150400_24_173-default-debuginfo-10-150400.2.1
* kernel-livepatch-5_14_21-150400_24_170-default-debuginfo-13-150400.2.1
* kernel-livepatch-5_14_21-150400_24_161-default-15-150400.2.2
* kernel-livepatch-SLE15-SP4_Update_38-debugsource-15-150400.2.2
* kernel-livepatch-5_14_21-150400_24_158-default-15-150400.2.2
* kernel-livepatch-5_14_21-150400_24_161-default-debuginfo-15-150400.2.2
* kernel-livepatch-5_14_21-150400_24_173-default-10-150400.2.1
* kernel-livepatch-5_14_21-150400_24_158-default-debuginfo-15-150400.2.2
* kernel-livepatch-5_14_21-150400_24_170-default-13-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_43-debugsource-10-150400.2.1
## 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-2025-38488.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=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
* https://bugzilla.suse.com/show_bug.cgi?id=1257118
* https://bugzilla.suse.com/show_bug.cgi?id=1257629
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