SUSE-SU-2025:4311-1: important: Security update for the Linux Kernel (Live Patch 4 for SUSE Linux Enterprise 15 SP7)

[SLE-SECURITY-UPDATES]

# Security update for the Linux Kernel (Live Patch 4 for SUSE Linux Enterprise
15 SP7)

Announcement ID: SUSE-SU-2025:4311-1  
Release Date: 2025-11-28T16:33:27Z  
Rating: important  
References:

  * bsc#1249537

  
Cross-References:

  * CVE-2025-38616

  
CVSS scores:

  * CVE-2025-38616 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
  * CVE-2025-38616 ( NVD ):  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 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 SUSE Linux Enterprise kernel 6.4.0-150700.53.16 fixes one
security issue

The following security issue was fixed:

  * CVE-2025-38616: tls: handle data disappearing from under the TLS ULP
    (bsc#1249537).

## 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-SP7-2025-4311=1

## Package List:

  * SUSE Linux Enterprise Live Patching 15-SP7 (ppc64le s390x x86_64)
    * kernel-livepatch-6_4_0-150700_53_16-default-debuginfo-4-150700.2.1
    * kernel-livepatch-6_4_0-150700_53_16-default-4-150700.2.1
    * kernel-livepatch-SLE15-SP7_Update_4-debugsource-4-150700.2.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-38616.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1249537

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