SUSE-SU-2025:20714-1: moderate: Security update for kernel-livepatch-MICRO-6-0-RT_Update_2

SLE-UPDATES null at suse.de
Wed Sep 17 20:30:24 UTC 2025 


# Security update for kernel-livepatch-MICRO-6-0-RT_Update_2

Announcement ID: SUSE-SU-2025:20714-1  
Release Date: 2025-09-11T15:47:54Z  
Rating: moderate  
References:

  * bsc#1231676
  * bsc#1231943
  * bsc#1232271
  * bsc#1236207
  * bsc#1242579
  * bsc#1244235
  * bsc#1245505
  * bsc#1245775
  * bsc#1245791
  * bsc#1245805
  * bsc#1246030
  * bsc#1248108

  
Cross-References:

  * CVE-2024-47674
  * CVE-2024-47706
  * CVE-2024-49867
  * CVE-2025-21659
  * CVE-2025-21701
  * CVE-2025-21999
  * CVE-2025-37890
  * CVE-2025-38000
  * CVE-2025-38001
  * CVE-2025-38087
  * CVE-2025-38212

  
CVSS scores:

  * CVE-2024-47674 ( 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-2024-47674 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-47674 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-47706 ( 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-2024-47706 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-47706 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-49867 ( 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-2024-49867 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-49867 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-21659 ( SUSE ):  8.4
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-21659 ( SUSE ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2025-21701 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21999 ( 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-2025-21999 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-21999 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-37890 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-38000 ( 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-2025-38000 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-38001 ( 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-2025-38001 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-38087 ( 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-2025-38087 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-38212 ( 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-2025-38212 ( SUSE ):  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 Micro 6.0

  
  
An update that solves 11 vulnerabilities and has one fix can now be installed.

## Description:

This update for kernel-livepatch-MICRO-6-0-RT_Update_2 fixes the following
issues:

  * CVE-2025-38087: net/sched: fix use-after-free in taprio_dev_notifier
    (bsc#1245505)
  * CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1242579)
  * CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to
    eltree twice (bsc#1244235)
  * CVE-2024-49867: btrfs: wait for fixup workers before stopping cleaner
    kthread during umount (bsc#1232271)
  * CVE-2025-21659: netdev: prevent accessing NAPI instances from another
    namespace (bsc#1236207)
  * CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in
    hfsc_enqueue() (bsc#1245775)
  * CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem
    as child qdisc (bsc#1245791)
  * CVE-2024-47674: mm: avoid leaving partial pfn mappings around in error case
    (bsc#1231676)
  * CVE-2025-21701: net: avoid race between device unregistration and ethnl ops
    (bsc#1245805)
  * CVE-2024-47706: block, bfq: fix possible UAF for bfqq->bic with merge chain
    (bsc#1231943)

## 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 Micro 6.0  
    zypper in -t patch SUSE-SLE-Micro-6.0-kernel-114=1

## Package List:

  * SUSE Linux Micro 6.0 (x86_64)
    * kernel-livepatch-MICRO-6-0-RT_Update_2-debugsource-11-1.1
    * kernel-livepatch-6_4_0-10-rt-11-1.1
    * kernel-livepatch-6_4_0-10-rt-debuginfo-11-1.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-47674.html
  * https://www.suse.com/security/cve/CVE-2024-47706.html
  * https://www.suse.com/security/cve/CVE-2024-49867.html
  * https://www.suse.com/security/cve/CVE-2025-21659.html
  * https://www.suse.com/security/cve/CVE-2025-21701.html
  * https://www.suse.com/security/cve/CVE-2025-21999.html
  * https://www.suse.com/security/cve/CVE-2025-37890.html
  * https://www.suse.com/security/cve/CVE-2025-38000.html
  * https://www.suse.com/security/cve/CVE-2025-38001.html
  * https://www.suse.com/security/cve/CVE-2025-38087.html
  * https://www.suse.com/security/cve/CVE-2025-38212.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1231676
  * https://bugzilla.suse.com/show_bug.cgi?id=1231943
  * https://bugzilla.suse.com/show_bug.cgi?id=1232271
  * https://bugzilla.suse.com/show_bug.cgi?id=1236207
  * https://bugzilla.suse.com/show_bug.cgi?id=1242579
  * https://bugzilla.suse.com/show_bug.cgi?id=1244235
  * https://bugzilla.suse.com/show_bug.cgi?id=1245505
  * https://bugzilla.suse.com/show_bug.cgi?id=1245775
  * https://bugzilla.suse.com/show_bug.cgi?id=1245791
  * https://bugzilla.suse.com/show_bug.cgi?id=1245805
  * https://bugzilla.suse.com/show_bug.cgi?id=1246030
  * https://bugzilla.suse.com/show_bug.cgi?id=1248108

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