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SUSE alert SUSE-SU-2025:1573-1 (kernel)



From:
              SLE-SECURITY-UPDATES <null@suse.de>


To:
              sle-security-updates@lists.suse.com


Subject:
              SUSE-SU-2025:1573-1: important: Security update for the Linux Kernel


Date:
              Fri, 16 May 2025 20:52:10 -0000


Message-ID:
              <174742873000.14447.2499952800259337054@smelt2.prg2.suse.org>




# Security update for the Linux Kernel

Announcement ID: SUSE-SU-2025:1573-1  
Release Date: 2025-05-16T16:32:08Z  
Rating: important  
References:

  * bsc#1201855
  * bsc#1230771
  * bsc#1238471
  * bsc#1238512
  * bsc#1238747
  * bsc#1238865
  * bsc#1239968
  * bsc#1240188
  * bsc#1240195
  * bsc#1240553
  * bsc#1240747
  * bsc#1240835
  * bsc#1241280
  * bsc#1241371
  * bsc#1241378
  * bsc#1241421
  * bsc#1241433
  * bsc#1241541

  
Cross-References:

  * CVE-2021-47671
  * CVE-2022-49741
  * CVE-2024-46784
  * CVE-2025-21726
  * CVE-2025-21785
  * CVE-2025-21791
  * CVE-2025-21812
  * CVE-2025-21886
  * CVE-2025-22004
  * CVE-2025-22020
  * CVE-2025-22029
  * CVE-2025-22045
  * CVE-2025-22055
  * CVE-2025-22097

  
CVSS scores:

  * CVE-2021-47671 ( 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-2021-47671 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-47671 ( NVD ):  3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
  * CVE-2022-49741 ( 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-2022-49741 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-49741 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-46784 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-46784 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-21726 ( 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-2025-21726 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21726 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21785 ( 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-2025-21785 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21785 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21791 ( 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-2025-21791 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21791 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21791 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21812 ( 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-2025-21812 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21812 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21886 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-22004 ( 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-2025-22004 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-22004 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-22020 ( 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-2025-22020 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-22020 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-22029 ( 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-2025-22029 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-22045 ( 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-2025-22045 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-22055 ( 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-2025-22055 ( SUSE ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  * CVE-2025-22097 ( SUSE ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-22097 ( SUSE ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
  * CVE-2025-22097 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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 14 vulnerabilities and has four security fixes can now be
installed.

## Description:

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various
security bugfixes.

The following security bugs were fixed:

  * CVE-2025-21726: padata: avoid UAF for reorder_work (bsc#1238865).
  * CVE-2025-21785: arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo
    array (bsc#1238747).
  * CVE-2025-21791: vrf: use RCU protection in l3mdev_l3_out() (bsc#1238512).
  * CVE-2025-21812: ax25: rcu protect dev->ax25_ptr (bsc#1238471).
  * CVE-2025-22004: net: atm: fix use after free in lec_send() (bsc#1240835).
  * CVE-2025-22020: memstick: rtsx_usb_ms: Fix slab-use-after-free in
    rtsx_usb_ms_drv_remove (bsc#1241280).
  * CVE-2025-22029: exec: fix the racy usage of fs_struct->in_exec
    (bsc#1241378).
  * CVE-2025-22045: x86/mm: Fix flush_tlb_range() when used for zapping normal
    PMDs (bsc#1241433).
  * CVE-2025-22055: net: fix geneve_opt length integer overflow (bsc#1241371).
  * CVE-2025-22097: drm/vkms: Fix use after free and double free on init error
    (bsc#1241541).

The following non-security bugs were fixed:

  * scsi: smartpqi: Add ctrl ready timeout module parameter (jsc#PED-1557,
    bsc#1201855, bsc#1240553).

## 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-5.3-2025-1573=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2025-1573=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2025-1573=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2025-1573=1

## Package List:

  * SUSE Linux Enterprise Micro for Rancher 5.3 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64)
    * kernel-rt-debugsource-5.14.21-150400.15.118.1
    * kernel-rt-debuginfo-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (noarch)
    * kernel-source-rt-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro 5.3 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro 5.3 (x86_64)
    * kernel-rt-debugsource-5.14.21-150400.15.118.1
    * kernel-rt-debuginfo-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro 5.3 (noarch)
    * kernel-source-rt-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (x86_64)
    * kernel-rt-debugsource-5.14.21-150400.15.118.1
    * kernel-rt-debuginfo-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (noarch)
    * kernel-source-rt-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro 5.4 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro 5.4 (x86_64)
    * kernel-rt-debugsource-5.14.21-150400.15.118.1
    * kernel-rt-debuginfo-5.14.21-150400.15.118.1
  * SUSE Linux Enterprise Micro 5.4 (noarch)
    * kernel-source-rt-5.14.21-150400.15.118.1

## References:

  * https://www.suse.com/security/cve/CVE-2021-47671.html
  * https://www.suse.com/security/cve/CVE-2022-49741.html
  * https://www.suse.com/security/cve/CVE-2024-46784.html
  * https://www.suse.com/security/cve/CVE-2025-21726.html
  * https://www.suse.com/security/cve/CVE-2025-21785.html
  * https://www.suse.com/security/cve/CVE-2025-21791.html
  * https://www.suse.com/security/cve/CVE-2025-21812.html
  * https://www.suse.com/security/cve/CVE-2025-21886.html
  * https://www.suse.com/security/cve/CVE-2025-22004.html
  * https://www.suse.com/security/cve/CVE-2025-22020.html
  * https://www.suse.com/security/cve/CVE-2025-22029.html
  * https://www.suse.com/security/cve/CVE-2025-22045.html
  * https://www.suse.com/security/cve/CVE-2025-22055.html
  * https://www.suse.com/security/cve/CVE-2025-22097.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1201855
  * https://bugzilla.suse.com/show_bug.cgi?id=1230771
  * https://bugzilla.suse.com/show_bug.cgi?id=1238471
  * https://bugzilla.suse.com/show_bug.cgi?id=1238512
  * https://bugzilla.suse.com/show_bug.cgi?id=1238747
  * https://bugzilla.suse.com/show_bug.cgi?id=1238865
  * https://bugzilla.suse.com/show_bug.cgi?id=1239968
  * https://bugzilla.suse.com/show_bug.cgi?id=1240188
  * https://bugzilla.suse.com/show_bug.cgi?id=1240195
  * https://bugzilla.suse.com/show_bug.cgi?id=1240553
  * https://bugzilla.suse.com/show_bug.cgi?id=1240747
  * https://bugzilla.suse.com/show_bug.cgi?id=1240835
  * https://bugzilla.suse.com/show_bug.cgi?id=1241280
  * https://bugzilla.suse.com/show_bug.cgi?id=1241371
  * https://bugzilla.suse.com/show_bug.cgi?id=1241378
  * https://bugzilla.suse.com/show_bug.cgi?id=1241421
  * https://bugzilla.suse.com/show_bug.cgi?id=1241433
  * https://bugzilla.suse.com/show_bug.cgi?id=1241541





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