Security update for the Linux Kernel

Announcement ID:	SUSE-SU-2026:0495-1
Release Date:	2026-02-13T10:52:00Z
Rating:	important
References:	bsc#1223007 bsc#1235905 bsc#1236104 bsc#1237885 bsc#1237906 bsc#1238414 bsc#1238754 bsc#1238763 bsc#1240284 bsc#1244904 bsc#1245110 bsc#1245723 bsc#1248306 bsc#1248377 bsc#1249699 bsc#1249827 bsc#1251201 bsc#1253409 bsc#1255171 bsc#1255594 bsc#1256612 bsc#1256623 bsc#1256726 bsc#1256792 bsc#1257232 bsc#1257236
Cross-References:	CVE-2022-49604 CVE-2022-49943 CVE-2022-49980 CVE-2022-50329 CVE-2022-50488 CVE-2022-50697 CVE-2023-52923 CVE-2023-52983 CVE-2023-53178 CVE-2024-26832 CVE-2024-54031 CVE-2025-21760 CVE-2025-21764 CVE-2025-21765 CVE-2025-21766 CVE-2025-38129 CVE-2025-38563 CVE-2025-38565 CVE-2025-40139 CVE-2025-68312 CVE-2025-71085 CVE-2025-71089 CVE-2025-71112 CVE-2026-22999 CVE-2026-23001
CVSS scores:	CVE-2022-49604 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2022-49604 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2022-49604 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2022-49943 ( SUSE ): 5.8 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N CVE-2022-49943 ( SUSE ): 5.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H CVE-2022-49943 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2022-49980 ( 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-2022-49980 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-49980 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-50329 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2022-50329 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-50488 ( 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-2022-50488 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-50488 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H 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-2023-52923 ( SUSE ): 5.7 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2023-52923 ( SUSE ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2023-52923 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2023-52983 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2023-52983 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2023-53178 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2023-53178 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2024-26832 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2024-26832 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2024-54031 ( SUSE ): 5.7 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2024-54031 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2024-54031 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2025-21760 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2025-21760 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-21764 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2025-21764 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-21765 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2025-21765 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2025-21766 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2025-21766 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2025-38129 ( 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-2025-38129 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-38129 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-38563 ( SUSE ): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2025-38563 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-38565 ( SUSE ): 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2025-38565 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVE-2025-38565 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-40139 ( 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-2025-40139 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-68312 ( SUSE ): 6.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2025-68312 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/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 CVE-2025-71089 ( 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-2025-71089 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2025-71112 ( 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-2025-71112 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2026-22999 ( 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-2026-22999 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2026-23001 ( 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-2026-23001 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:	SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Micro for Rancher 5.2

An update that solves 25 vulnerabilities and has one security fix can now be installed.

Description:

The SUSE Linux Enterprise 15 SP3 RT kernel was updated to fix various security issues

The following security issues were fixed:

• CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit (bsc#1255594).
• CVE-2025-38129: page_pool: fix inconsistency for page_pool_ring_lock() (bsc#1245723).
• CVE-2025-40139: net: ipv4: Consolidate ipv4_mtu and ip_dst_mtu_maybe_forward (bsc#1253409).
• CVE-2025-68312: usbnet: Prevents free active kevent (bsc#1255171).
• CVE-2025-71085: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() (bsc#1256623).
• CVE-2025-71089: iommu: disable SVA when CONFIG_X86 is set (bsc#1256612).
• CVE-2025-71112: net: hns3: add VLAN id validation before using (bsc#1256726).
• CVE-2026-22999: net/sched: sch_qfq: do not free existing class in qfq_change_class() (bsc#1257236).
• CVE-2026-23001: macvlan: Use 'hash' iterators to simplify code (bsc#1257232).

Special Instructions and Notes:

• Please reboot the system after installing this update.

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 Micro 5.2
  zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-495=1
• SUSE Linux Enterprise Micro for Rancher 5.2
  zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-495=1

Package List:

• SUSE Linux Enterprise Micro 5.2 (nosrc x86_64)
  • kernel-rt-5.3.18-150300.235.1
• SUSE Linux Enterprise Micro 5.2 (x86_64)
  • kernel-rt-debugsource-5.3.18-150300.235.1
  • kernel-rt-debuginfo-5.3.18-150300.235.1
• SUSE Linux Enterprise Micro 5.2 (noarch)
  • kernel-source-rt-5.3.18-150300.235.1
• SUSE Linux Enterprise Micro for Rancher 5.2 (nosrc x86_64)
  • kernel-rt-5.3.18-150300.235.1
• SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
  • kernel-rt-debugsource-5.3.18-150300.235.1
  • kernel-rt-debuginfo-5.3.18-150300.235.1
• SUSE Linux Enterprise Micro for Rancher 5.2 (noarch)
  • kernel-source-rt-5.3.18-150300.235.1

References:

• https://www.suse.com/security/cve/CVE-2022-49604.html
• https://www.suse.com/security/cve/CVE-2022-49943.html
• https://www.suse.com/security/cve/CVE-2022-49980.html
• https://www.suse.com/security/cve/CVE-2022-50329.html
• https://www.suse.com/security/cve/CVE-2022-50488.html
• https://www.suse.com/security/cve/CVE-2022-50697.html
• https://www.suse.com/security/cve/CVE-2023-52923.html
• https://www.suse.com/security/cve/CVE-2023-52983.html
• https://www.suse.com/security/cve/CVE-2023-53178.html
• https://www.suse.com/security/cve/CVE-2024-26832.html
• https://www.suse.com/security/cve/CVE-2024-54031.html
• https://www.suse.com/security/cve/CVE-2025-21760.html
• https://www.suse.com/security/cve/CVE-2025-21764.html
• https://www.suse.com/security/cve/CVE-2025-21765.html
• https://www.suse.com/security/cve/CVE-2025-21766.html
• https://www.suse.com/security/cve/CVE-2025-38129.html
• https://www.suse.com/security/cve/CVE-2025-38563.html
• https://www.suse.com/security/cve/CVE-2025-38565.html
• https://www.suse.com/security/cve/CVE-2025-40139.html
• https://www.suse.com/security/cve/CVE-2025-68312.html
• https://www.suse.com/security/cve/CVE-2025-71085.html
• https://www.suse.com/security/cve/CVE-2025-71089.html
• https://www.suse.com/security/cve/CVE-2025-71112.html
• https://www.suse.com/security/cve/CVE-2026-22999.html
• https://www.suse.com/security/cve/CVE-2026-23001.html
• https://bugzilla.suse.com/show_bug.cgi?id=1223007
• https://bugzilla.suse.com/show_bug.cgi?id=1235905
• https://bugzilla.suse.com/show_bug.cgi?id=1236104
• https://bugzilla.suse.com/show_bug.cgi?id=1237885
• https://bugzilla.suse.com/show_bug.cgi?id=1237906
• https://bugzilla.suse.com/show_bug.cgi?id=1238414
• https://bugzilla.suse.com/show_bug.cgi?id=1238754
• https://bugzilla.suse.com/show_bug.cgi?id=1238763
• https://bugzilla.suse.com/show_bug.cgi?id=1240284
• https://bugzilla.suse.com/show_bug.cgi?id=1244904
• https://bugzilla.suse.com/show_bug.cgi?id=1245110
• https://bugzilla.suse.com/show_bug.cgi?id=1245723
• https://bugzilla.suse.com/show_bug.cgi?id=1248306
• https://bugzilla.suse.com/show_bug.cgi?id=1248377
• https://bugzilla.suse.com/show_bug.cgi?id=1249699
• https://bugzilla.suse.com/show_bug.cgi?id=1249827
• https://bugzilla.suse.com/show_bug.cgi?id=1251201
• https://bugzilla.suse.com/show_bug.cgi?id=1253409
• https://bugzilla.suse.com/show_bug.cgi?id=1255171
• https://bugzilla.suse.com/show_bug.cgi?id=1255594
• https://bugzilla.suse.com/show_bug.cgi?id=1256612
• https://bugzilla.suse.com/show_bug.cgi?id=1256623
• https://bugzilla.suse.com/show_bug.cgi?id=1256726
• https://bugzilla.suse.com/show_bug.cgi?id=1256792
• https://bugzilla.suse.com/show_bug.cgi?id=1257232
• https://bugzilla.suse.com/show_bug.cgi?id=1257236