SUSE-SU-2025:03479-1: important: Security update for the Linux Kernel RT (Live Patch 2 for SLE 15 SP7)

[SLE-UPDATES]

# Security update for the Linux Kernel RT (Live Patch 2 for SLE 15 SP7)

Announcement ID: SUSE-SU-2025:03479-1  
Release Date: 2025-10-07T16:36:04Z  
Rating: important  
References:

  * bsc#1247315

  
Cross-References:

  * CVE-2025-38477

  
CVSS scores:

  * CVE-2025-38477 ( 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-2025-38477 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise Live Patching 15-SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for the Linux Kernel 6.4.0-150700_7_8 fixes one issue.

The following security issue was fixed:

  * CVE-2025-38477: net/sched: sch_qfq: Fix race condition on qfq_aggregate
    (bsc#1247315).

## 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 Live Patching 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP7-2025-3479=1

## Package List:

  * SUSE Linux Enterprise Live Patching 15-SP7 (x86_64)
    * kernel-livepatch-6_4_0-150700_7_8-rt-debuginfo-5-150700.2.1
    * kernel-livepatch-6_4_0-150700_7_8-rt-5-150700.2.1
    * kernel-livepatch-SLE15-SP7-RT_Update_2-debugsource-5-150700.2.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-38477.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1247315

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