SUSE alert SUSE-SU-2026:1131-1 (kernel)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:1131-1: important: Security update for the Linux Kernel
Date:
             
 
Mon, 30 Mar 2026 08:32:14 -0000
Message-ID:
             
 
<177485953479.1363.3579162872650897928@eefc20dbe5b0>


# Security update for the Linux Kernel

Announcement ID: SUSE-SU-2026:1131-1  
Release Date: 2026-03-27T16:02:22Z  
Rating: important  
References:

  * bsc#1220137
  * bsc#1220144
  * bsc#1223007
  * bsc#1231084
  * bsc#1233038
  * bsc#1235905
  * bsc#1236104
  * bsc#1236208
  * bsc#1237885
  * bsc#1237906
  * bsc#1238414
  * bsc#1238754
  * bsc#1238763
  * bsc#1238917
  * bsc#1244758
  * bsc#1244904
  * bsc#1245110
  * bsc#1248306
  * bsc#1248377
  * bsc#1249156
  * bsc#1249158
  * bsc#1249827
  * bsc#1252785
  * bsc#1253028
  * bsc#1253409
  * bsc#1254462
  * bsc#1254463
  * bsc#1254464
  * bsc#1254767
  * bsc#1255075
  * bsc#1255171
  * bsc#1256623
  * bsc#1256645
  * bsc#1256726
  * bsc#1256792
  * bsc#1257231
  * bsc#1257232
  * bsc#1257236
  * bsc#1257296
  * bsc#1257473
  * bsc#1257732
  * bsc#1257735
  * bsc#1257749
  * bsc#1257771
  * bsc#1257790
  * bsc#1258340
  * bsc#1258395
  * bsc#1258518
  * bsc#1258849
  * bsc#1258850
  * bsc#1259857
  * jsc#PED-12836

  
Cross-References:

  * CVE-2022-49604
  * CVE-2022-49943
  * CVE-2022-49980
  * CVE-2022-50232
  * CVE-2023-52433
  * CVE-2023-52923
  * CVE-2023-53178
  * CVE-2023-53407
  * CVE-2023-53412
  * CVE-2023-53417
  * CVE-2023-53418
  * CVE-2024-26581
  * CVE-2024-26832
  * CVE-2024-46854
  * CVE-2024-50143
  * CVE-2024-54031
  * CVE-2025-21658
  * CVE-2025-21738
  * CVE-2025-21760
  * CVE-2025-21764
  * CVE-2025-21765
  * CVE-2025-21766
  * CVE-2025-38563
  * CVE-2025-38565
  * CVE-2025-38684
  * CVE-2025-40044
  * CVE-2025-40139
  * CVE-2025-40242
  * CVE-2025-68312
  * CVE-2025-71066
  * CVE-2025-71085
  * CVE-2025-71112
  * CVE-2026-22999
  * CVE-2026-23001
  * CVE-2026-23004
  * CVE-2026-23054
  * CVE-2026-23060
  * CVE-2026-23074
  * CVE-2026-23089
  * CVE-2026-23191
  * CVE-2026-23204
  * CVE-2026-23209
  * CVE-2026-23268
  * CVE-2026-23269

  
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-2022-50232 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-50232 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-52433 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-52433 ( NVD ):  4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/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-2023-53178 ( 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-2023-53407 ( 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-2023-53407 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53407 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53407 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53412 ( 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-2023-53412 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53412 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53412 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53417 ( 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-2023-53417 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53417 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53417 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53418 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53418 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-26581 ( SUSE ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-26581 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-26581 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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-2024-46854 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  * CVE-2024-46854 ( NVD ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  * CVE-2024-50143 ( SUSE ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2024-50143 ( SUSE ):  6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
  * CVE-2024-50143 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-50143 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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-2025-21658 ( 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-2025-21658 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-21658 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-21658 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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-2025-21760 ( 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-2025-38563 ( 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-2025-38684 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-38684 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-40044 ( SUSE ):  5.8
    CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-40044 ( SUSE ):  6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/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-2025-40242 ( 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-2025-40242 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/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-2025-71066 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/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-2025-71085 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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-2025-71112 ( NVD ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/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-2026-22999 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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
  * CVE-2026-23001 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23004 ( 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-2026-23004 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23004 ( NVD ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-23054 ( 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-2026-23054 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-23060 ( SUSE ):  7.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-23060 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-23060 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-23074 ( 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-2026-23074 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23074 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23089 ( SUSE ):  5.2
    CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-23089 ( SUSE ):  5.9 CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  * CVE-2026-23089 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23191 ( SUSE ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-23191 ( SUSE ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  * CVE-2026-23191 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23204 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-23204 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23204 ( NVD ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  * CVE-2026-23209 ( 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-2026-23209 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23209 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23268 ( 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-2026-23268 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23269 ( SUSE ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-23269 ( SUSE ):  6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4

  
  
An update that solves 44 vulnerabilities, contains one feature and has seven
security fixes can now be installed.

## Description:

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security
issues

The following security issues were fixed:

  * CVE-2024-46854: net: dpaa: Pad packets to ETH_ZLEN (bsc#1231084).
  * CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the
    allocated buffer (bsc#1238917).
  * CVE-2025-40242: gfs2: Fix unlikely race in gdlm_put_lock (bsc#1255075).
  * CVE-2025-68312: usbnet: Prevents free active kevent (bsc#1255171).
  * CVE-2025-71066: net/sched: ets: Always remove class from active list before
    deleting in ets_qdisc_change (bsc#1256645).
  * CVE-2025-71085: ipv6: BUG() in pskb_expand_head() as part of
    calipso_skbuff_setattr() (bsc#1256623).
  * 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: fix possible UAF in macvlan_forward_source()
    (bsc#1257232).
  * CVE-2026-23004: dst: fix races in rt6_uncached_list_del() and
    rt_del_uncached_list() (bsc#1257231).
  * CVE-2026-23060: crypto: authencesn - reject too-short AAD (assoclen<8) to
    match ESP/ESN spec (bsc#1257735).
  * CVE-2026-23074: net/sched: Enforce that teql can only be used as root qdisc
    (bsc#1257749).
  * CVE-2026-23089: ALSA: usb-audio: Fix use-after-free in snd_usb_mixer_free()
    (bsc#1257790).
  * CVE-2026-23191: ALSA: aloop: Fix racy access at PCM trigger (bsc#1258395).
  * CVE-2026-23204: net: add skb_header_pointer_careful() helper (bsc#1258340).
  * CVE-2026-23209: macvlan: fix error recovery in macvlan_common_newlink()
    (bsc#1258518).
  * CVE-2026-23268: apparmor: fix unprivileged local user can do privileged
    policy management (bsc#1258850).
  * CVE-2026-23269: apparmor: validate DFA start states are in bounds in
    unpack_pdb (bsc#1259857).

The following non security issues were fixed:

  * apparmor: fix differential encoding verification (bsc#1258849).
  * apparmor: Fix double free of ns_name in aa_replace_profiles() (bsc#1258849).
  * apparmor: fix memory leak in verify_header (bsc#1258849).
  * apparmor: fix missing bounds check on DEFAULT table in verify_dfa()
    (bsc#1258849).
  * apparmor: fix race between freeing data and fs accessing it (bsc#1258849).
  * apparmor: fix race on rawdata dereference (bsc#1258849).
  * apparmor: fix side-effect bug in match_char() macro usage (bsc#1258849).
  * apparmor: fix unprivileged local user can do privileged policy management
    (bsc#1258849).
  * apparmor: fix: limit the number of levels of policy namespaces
    (bsc#1258849).
  * apparmor: replace recursive profile removal with iterative approach
    (bsc#1258849).
  * apparmor: validate DFA start states are in bounds in unpack_pdb
    (bsc#1258849).
  * net: hv_netvsc: reject RSS hash key programming without RX indirection table
    (bsc#1257473).
  * net: tcp: allow zero-window ACK update the window (bsc#1254767).
  * net: tcp: send zero-window ACK when no memory (bsc#1254767).
  * scsi: storvsc: Process unsupported MODE_SENSE_10 (bsc#1257296).
  * tcp: correct handling of extreme memory squeeze (bsc#1254767).
  * x86/its: Fix crash during dynamic its initialization (bsc#1257771).
  * x86/modules: Set VM_FLUSH_RESET_PERMS in module_alloc() (bsc#1257771).

## 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 for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-1131=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-1131=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-1131=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-1131=1

## Package List:

  * SUSE Linux Enterprise Micro for Rancher 5.3 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64)
    * kernel-rt-debuginfo-5.14.21-150400.15.145.1
    * kernel-rt-debugsource-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (noarch)
    * kernel-source-rt-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro 5.3 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro 5.3 (x86_64)
    * kernel-rt-debuginfo-5.14.21-150400.15.145.1
    * kernel-rt-debugsource-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro 5.3 (noarch)
    * kernel-source-rt-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (x86_64)
    * kernel-rt-debuginfo-5.14.21-150400.15.145.1
    * kernel-rt-debugsource-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (noarch)
    * kernel-source-rt-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro 5.4 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro 5.4 (x86_64)
    * kernel-rt-debuginfo-5.14.21-150400.15.145.1
    * kernel-rt-debugsource-5.14.21-150400.15.145.1
  * SUSE Linux Enterprise Micro 5.4 (noarch)
    * kernel-source-rt-5.14.21-150400.15.145.1

## 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-2022-50232.html
  * https://www.suse.com/security/cve/CVE-2023-52433.html
  * https://www.suse.com/security/cve/CVE-2023-52923.html
  * https://www.suse.com/security/cve/CVE-2023-53178.html
  * https://www.suse.com/security/cve/CVE-2023-53407.html
  * https://www.suse.com/security/cve/CVE-2023-53412.html
  * https://www.suse.com/security/cve/CVE-2023-53417.html
  * https://www.suse.com/security/cve/CVE-2023-53418.html
  * https://www.suse.com/security/cve/CVE-2024-26581.html
  * https://www.suse.com/security/cve/CVE-2024-26832.html
  * https://www.suse.com/security/cve/CVE-2024-46854.html
  * https://www.suse.com/security/cve/CVE-2024-50143.html
  * https://www.suse.com/security/cve/CVE-2024-54031.html
  * https://www.suse.com/security/cve/CVE-2025-21658.html
  * https://www.suse.com/security/cve/CVE-2025-21738.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-2025-38563.html
  * https://www.suse.com/security/cve/CVE-2025-38565.html
  * https://www.suse.com/security/cve/CVE-2025-38684.html
  * https://www.suse.com/security/cve/CVE-2025-40044.html
  * https://www.suse.com/security/cve/CVE-2025-40139.html
  * https://www.suse.com/security/cve/CVE-2025-40242.html
  * https://www.suse.com/security/cve/CVE-2025-68312.html
  * https://www.suse.com/security/cve/CVE-2025-71066.html
  * https://www.suse.com/security/cve/CVE-2025-71085.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://www.suse.com/security/cve/CVE-2026-23004.html
  * https://www.suse.com/security/cve/CVE-2026-23054.html
  * https://www.suse.com/security/cve/CVE-2026-23060.html
  * https://www.suse.com/security/cve/CVE-2026-23074.html
  * https://www.suse.com/security/cve/CVE-2026-23089.html
  * https://www.suse.com/security/cve/CVE-2026-23191.html
  * https://www.suse.com/security/cve/CVE-2026-23204.html
  * https://www.suse.com/security/cve/CVE-2026-23209.html
  * https://www.suse.com/security/cve/CVE-2026-23268.html
  * https://www.suse.com/security/cve/CVE-2026-23269.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1220137
  * https://bugzilla.suse.com/show_bug.cgi?id=1220144
  * https://bugzilla.suse.com/show_bug.cgi?id=1223007
  * https://bugzilla.suse.com/show_bug.cgi?id=1231084
  * https://bugzilla.suse.com/show_bug.cgi?id=1233038
  * 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=1236208
  * 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=1238917
  * https://bugzilla.suse.com/show_bug.cgi?id=1244758
  * 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=1248306
  * https://bugzilla.suse.com/show_bug.cgi?id=1248377
  * https://bugzilla.suse.com/show_bug.cgi?id=1249156
  * https://bugzilla.suse.com/show_bug.cgi?id=1249158
  * https://bugzilla.suse.com/show_bug.cgi?id=1249827
  * https://bugzilla.suse.com/show_bug.cgi?id=1252785
  * https://bugzilla.suse.com/show_bug.cgi?id=1253028
  * https://bugzilla.suse.com/show_bug.cgi?id=1253409
  * https://bugzilla.suse.com/show_bug.cgi?id=1254462
  * https://bugzilla.suse.com/show_bug.cgi?id=1254463
  * https://bugzilla.suse.com/show_bug.cgi?id=1254464
  * https://bugzilla.suse.com/show_bug.cgi?id=1254767
  * https://bugzilla.suse.com/show_bug.cgi?id=1255075
  * https://bugzilla.suse.com/show_bug.cgi?id=1255171
  * https://bugzilla.suse.com/show_bug.cgi?id=1256623
  * https://bugzilla.suse.com/show_bug.cgi?id=1256645
  * 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=1257231
  * https://bugzilla.suse.com/show_bug.cgi?id=1257232
  * https://bugzilla.suse.com/show_bug.cgi?id=1257236
  * https://bugzilla.suse.com/show_bug.cgi?id=1257296
  * https://bugzilla.suse.com/show_bug.cgi?id=1257473
  * https://bugzilla.suse.com/show_bug.cgi?id=1257732
  * https://bugzilla.suse.com/show_bug.cgi?id=1257735
  * https://bugzilla.suse.com/show_bug.cgi?id=1257749
  * https://bugzilla.suse.com/show_bug.cgi?id=1257771
  * https://bugzilla.suse.com/show_bug.cgi?id=1257790
  * https://bugzilla.suse.com/show_bug.cgi?id=1258340
  * https://bugzilla.suse.com/show_bug.cgi?id=1258395
  * https://bugzilla.suse.com/show_bug.cgi?id=1258518
  * https://bugzilla.suse.com/show_bug.cgi?id=1258849
  * https://bugzilla.suse.com/show_bug.cgi?id=1258850
  * https://bugzilla.suse.com/show_bug.cgi?id=1259857
  * https://jira.suse.com/browse/PED-12836



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