SUSE-SU-2025:20774-1: important: Security update for kernel-livepatch-MICRO-6-0_Update_6

[SLE-UPDATES]

# Security update for kernel-livepatch-MICRO-6-0_Update_6

Announcement ID: SUSE-SU-2025:20774-1  
Release Date: 2025-09-23T07:55:37Z  
Rating: important  
References:

  * bsc#1245685
  * bsc#1246001
  * bsc#1246356
  * bsc#1247499
  * bsc#1248298

  
Cross-References:

  * CVE-2025-38109
  * CVE-2025-38177
  * CVE-2025-38181
  * CVE-2025-38498
  * CVE-2025-38555

  
CVSS scores:

  * CVE-2025-38109 ( 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-2025-38109 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-38177 ( 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-2025-38177 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-38181 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-38181 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-38498 ( 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-2025-38498 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-38555 ( 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-2025-38555 ( 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 6.1

  
  
An update that solves five vulnerabilities can now be installed.

## Description:

This update for kernel-livepatch-MICRO-6-0_Update_6 fixes the following issues:

  * CVE-2025-38177: kernel: sch_hfsc: make hfsc_qlen_notify() idempotent
    (bsc#1246356)
  * CVE-2025-38109: net/mlx5: fix ECVF vports unload on shutdown flow
    (bsc#1245685)
  * CVE-2025-38181: calipso: fix null-ptr-deref in calipso_req_{set,del}attr()
    (bsc#1246001)
  * CVE-2025-38498: do_change_type(): refuse to operate on unmounted/not ours
    mounts (bsc#1247499)
  * CVE-2025-38555: usb: gadget : fix use-after-free in composite_dev_cleanup()
    (bsc#1248298)

## 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 6.1  
    zypper in -t patch SUSE-SLE-Micro-6.1-kernel-134=1

## Package List:

  * SUSE Linux Micro 6.1 (s390x x86_64)
    * kernel-livepatch-6_4_0-28-default-6-3.1
    * kernel-livepatch-6_4_0-28-default-debuginfo-6-3.1
    * kernel-livepatch-MICRO-6-0_Update_6-debugsource-6-3.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-38109.html
  * https://www.suse.com/security/cve/CVE-2025-38177.html
  * https://www.suse.com/security/cve/CVE-2025-38181.html
  * https://www.suse.com/security/cve/CVE-2025-38498.html
  * https://www.suse.com/security/cve/CVE-2025-38555.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1245685
  * https://bugzilla.suse.com/show_bug.cgi?id=1246001
  * https://bugzilla.suse.com/show_bug.cgi?id=1246356
  * https://bugzilla.suse.com/show_bug.cgi?id=1247499
  * https://bugzilla.suse.com/show_bug.cgi?id=1248298

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