SUSE-SU-2026:0155-1: important: Security update for the Linux Kernel (Live Patch 72 for SUSE Linux Enterprise 12 SP5)

Mon Jan 19 20:30:28 UTC 2026

# Security update for the Linux Kernel (Live Patch 72 for SUSE Linux Enterprise
12 SP5)

Announcement ID: SUSE-SU-2026:0155-1  
Release Date: 2026-01-19T15:05:14Z  
Rating: important  
References:

  * bsc#1248400
  * bsc#1249242
  * bsc#1250280
  * bsc#1250665
  * bsc#1251787
  * bsc#1252563
  * bsc#1253437
  * bsc#1254451

Cross-References:

  * CVE-2022-50233
  * CVE-2022-50327
  * CVE-2022-50367
  * CVE-2022-50409
  * CVE-2023-53676
  * CVE-2023-53717
  * CVE-2025-38572
  * CVE-2025-40204

CVSS scores:

  * CVE-2022-50233 ( 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-2022-50233 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-50233 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-50327 ( 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-2022-50327 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-50327 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-50367 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2022-50367 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-50367 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-50367 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-50409 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2022-50409 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-50409 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53676 ( 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-2023-53676 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-53717 ( 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-2023-53717 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-38572 ( SUSE ):  9.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-38572 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-38572 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-40204 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-40204 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Live Patching 12-SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves eight vulnerabilities can now be installed.

## Description:

This update for the SUSE Linux Enterprise kernel 4.12.14-122.272 fixes various
security issues

The following security issues were fixed:

  * CVE-2022-50233: bluetooth: device name can cause reading kernel memory by
    not supplying terminal \0 (bsc#1249242).
  * CVE-2022-50327: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return
    value (bsc#1254451).
  * CVE-2022-50367: fs: fix UAF/GPF bug in nilfs_mdt_destroy (bsc#1250280).
  * CVE-2022-50409: net: If sock is dead don't access sock's sk_wq in
    sk_stream_wait_memory (bsc#1250665).
  * CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in
    lio_target_nacl_info_show() (bsc#1251787).
  * CVE-2023-53717: wifi: ath9k: Fix potential stack-out-of-bounds write in
    ath9k_wmi_rsp_callback() (bsc#1252563).
  * CVE-2025-38572: ipv6: reject malicious packets in ipv6_gso_segment()
    (bsc#1248400).
  * CVE-2025-40204: sctp: Fix MAC comparison to be constant-time (bsc#1253437).

## 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 12-SP5  
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2026-161=1 SUSE-SLE-Live-
Patching-12-SP5-2026-155=1 SUSE-SLE-Live-Patching-12-SP5-2026-156=1 SUSE-SLE-
Live-Patching-12-SP5-2026-157=1 SUSE-SLE-Live-Patching-12-SP5-2026-158=1 SUSE-
SLE-Live-Patching-12-SP5-2026-159=1 SUSE-SLE-Live-Patching-12-SP5-2026-165=1
SUSE-SLE-Live-Patching-12-SP5-2026-162=1 SUSE-SLE-Live-
Patching-12-SP5-2026-160=1

## Package List:

  * SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
    * kgraft-patch-4_12_14-122_261-default-8-2.1
    * kgraft-patch-4_12_14-122_266-default-8-2.1
    * kgraft-patch-4_12_14-122_250-default-12-2.1
    * kgraft-patch-4_12_14-122_247-default-12-2.1
    * kgraft-patch-4_12_14-122_269-default-5-2.1
    * kgraft-patch-4_12_14-122_258-default-9-2.1
    * kgraft-patch-4_12_14-122_255-default-11-2.1
    * kgraft-patch-4_12_14-122_272-default-4-2.1
    * kgraft-patch-4_12_14-122_244-default-14-2.1

## References:

  * https://www.suse.com/security/cve/CVE-2022-50233.html
  * https://www.suse.com/security/cve/CVE-2022-50327.html
  * https://www.suse.com/security/cve/CVE-2022-50367.html
  * https://www.suse.com/security/cve/CVE-2022-50409.html
  * https://www.suse.com/security/cve/CVE-2023-53676.html
  * https://www.suse.com/security/cve/CVE-2023-53717.html
  * https://www.suse.com/security/cve/CVE-2025-38572.html
  * https://www.suse.com/security/cve/CVE-2025-40204.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1248400
  * https://bugzilla.suse.com/show_bug.cgi?id=1249242
  * https://bugzilla.suse.com/show_bug.cgi?id=1250280
  * https://bugzilla.suse.com/show_bug.cgi?id=1250665
  * https://bugzilla.suse.com/show_bug.cgi?id=1251787
  * https://bugzilla.suse.com/show_bug.cgi?id=1252563
  * https://bugzilla.suse.com/show_bug.cgi?id=1253437
  * https://bugzilla.suse.com/show_bug.cgi?id=1254451

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