SUSE-SU-2025:03392-1: important: Security update for the Linux Kernel (Live Patch 43 for SLE 15 SP4)

[SLE-UPDATES]

# Security update for the Linux Kernel (Live Patch 43 for SLE 15 SP4)

Announcement ID: SUSE-SU-2025:03392-1  
Release Date: 2025-09-27T11:33:26Z  
Rating: important  
References:

  * bsc#1247499
  * bsc#1248298

  
Cross-References:

  * CVE-2025-38498
  * CVE-2025-38555

  
CVSS scores:

  * 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:

  * openSUSE Leap 15.4
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise Live Patching 15-SP4
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Real Time 15 SP4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for the Linux Kernel 5.14.21-150400_24_173 fixes several issues.

The following security issues were fixed:

  * 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:

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2025-3392=1

  * SUSE Linux Enterprise Live Patching 15-SP4  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2025-3392=1

## Package List:

  * openSUSE Leap 15.4 (ppc64le s390x x86_64)
    * kernel-livepatch-5_14_21-150400_24_173-default-2-150400.2.1
    * kernel-livepatch-SLE15-SP4_Update_43-debugsource-2-150400.2.1
    * kernel-livepatch-5_14_21-150400_24_173-default-debuginfo-2-150400.2.1
  * SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
    * kernel-livepatch-5_14_21-150400_24_173-default-2-150400.2.1
    * kernel-livepatch-SLE15-SP4_Update_43-debugsource-2-150400.2.1
    * kernel-livepatch-5_14_21-150400_24_173-default-debuginfo-2-150400.2.1

## References:

  * 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=1247499
  * https://bugzilla.suse.com/show_bug.cgi?id=1248298

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