|
|
Log in / Subscribe / Register

SUSE alert SUSE-SU-2025:1574-1 (kernel)



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


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


Subject:
              SUSE-SU-2025:1574-1: important: Security update for the Linux Kernel


Date:
              Fri, 16 May 2025 20:51:52 -0000


Message-ID:
              <174742871270.14447.4450734888440902964@smelt2.prg2.suse.org>




# Security update for the Linux Kernel

Announcement ID: SUSE-SU-2025:1574-1  
Release Date: 2025-05-16T18:36:35Z  
Rating: important  
References:

  * bsc#1207034
  * bsc#1207878
  * bsc#1221980
  * bsc#1234931
  * bsc#1235433
  * bsc#1237984
  * bsc#1238512
  * bsc#1238747
  * bsc#1238865
  * bsc#1240210
  * bsc#1240308
  * bsc#1240835
  * bsc#1241280
  * bsc#1241371
  * bsc#1241404
  * bsc#1241405
  * bsc#1241407
  * bsc#1241408

  
Cross-References:

  * CVE-2020-36789
  * CVE-2021-47163
  * CVE-2021-47668
  * CVE-2021-47669
  * CVE-2021-47670
  * CVE-2022-49111
  * CVE-2023-0179
  * CVE-2023-53026
  * CVE-2023-53033
  * CVE-2024-56642
  * CVE-2024-56661
  * CVE-2025-21726
  * CVE-2025-21785
  * CVE-2025-21791
  * CVE-2025-22004
  * CVE-2025-22020
  * CVE-2025-22055

  
CVSS scores:

  * CVE-2020-36789 ( 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-2020-36789 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2020-36789 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-47163 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-47163 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-47668 ( 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-2021-47668 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-47668 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2021-47669 ( 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-2021-47669 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-47669 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2021-47670 ( 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-2021-47670 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2021-47670 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-49111 ( 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-2022-49111 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2022-49111 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-0179 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-0179 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-53026 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53026 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-53033 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-56642 ( SUSE ):  7.5
    CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2024-56642 ( SUSE ):  7.1 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-56642 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-56642 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-56661 ( 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-2024-56661 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-56661 ( 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-2025-22004 ( 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-2025-22055 ( 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

  
Affected Products:

  * SUSE Linux Enterprise Micro 5.1
  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro for Rancher 5.2

  
  
An update that solves 17 vulnerabilities and has one security fix can now be
installed.

## Description:

The SUSE Linux Enterprise 15 SP3 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-2025-22004: 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-2025-22055: net: fix geneve_opt length integer overflow (bsc#1241371).

## 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 5.1  
    zypper in -t patch SUSE-SUSE-MicroOS-5.1-2025-1574=1

  * SUSE Linux Enterprise Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2025-1574=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2025-1574=1

## Package List:

  * SUSE Linux Enterprise Micro 5.1 (nosrc x86_64)
    * kernel-rt-5.3.18-150300.208.1
  * SUSE Linux Enterprise Micro 5.1 (x86_64)
    * kernel-rt-debugsource-5.3.18-150300.208.1
    * kernel-rt-debuginfo-5.3.18-150300.208.1
  * SUSE Linux Enterprise Micro 5.1 (noarch)
    * kernel-source-rt-5.3.18-150300.208.1
  * SUSE Linux Enterprise Micro 5.2 (nosrc x86_64)
    * kernel-rt-5.3.18-150300.208.1
  * SUSE Linux Enterprise Micro 5.2 (x86_64)
    * kernel-rt-debugsource-5.3.18-150300.208.1
    * kernel-rt-debuginfo-5.3.18-150300.208.1
  * SUSE Linux Enterprise Micro 5.2 (noarch)
    * kernel-source-rt-5.3.18-150300.208.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (nosrc x86_64)
    * kernel-rt-5.3.18-150300.208.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
    * kernel-rt-debugsource-5.3.18-150300.208.1
    * kernel-rt-debuginfo-5.3.18-150300.208.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (noarch)
    * kernel-source-rt-5.3.18-150300.208.1

## References:

  * https://www.suse.com/security/cve/CVE-2020-36789.html
  * https://www.suse.com/security/cve/CVE-2021-47163.html
  * https://www.suse.com/security/cve/CVE-2021-47668.html
  * https://www.suse.com/security/cve/CVE-2021-47669.html
  * https://www.suse.com/security/cve/CVE-2021-47670.html
  * https://www.suse.com/security/cve/CVE-2022-49111.html
  * https://www.suse.com/security/cve/CVE-2023-0179.html
  * https://www.suse.com/security/cve/CVE-2023-53026.html
  * https://www.suse.com/security/cve/CVE-2023-53033.html
  * https://www.suse.com/security/cve/CVE-2024-56642.html
  * https://www.suse.com/security/cve/CVE-2024-56661.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-2025-22004.html
  * https://www.suse.com/security/cve/CVE-2025-22020.html
  * https://www.suse.com/security/cve/CVE-2025-22055.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1207034
  * https://bugzilla.suse.com/show_bug.cgi?id=1207878
  * https://bugzilla.suse.com/show_bug.cgi?id=1221980
  * https://bugzilla.suse.com/show_bug.cgi?id=1234931
  * https://bugzilla.suse.com/show_bug.cgi?id=1235433
  * https://bugzilla.suse.com/show_bug.cgi?id=1237984
  * 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=1240210
  * https://bugzilla.suse.com/show_bug.cgi?id=1240308
  * 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=1241404
  * https://bugzilla.suse.com/show_bug.cgi?id=1241405
  * https://bugzilla.suse.com/show_bug.cgi?id=1241407
  * https://bugzilla.suse.com/show_bug.cgi?id=1241408





Attachment: None (type=text/html)

(HTML attachment elided)
to post comments


Copyright © 2026, Eklektix, Inc.
Comments and public postings are copyrighted by their creators.
Linux is a registered trademark of Linus Torvalds