SUSE-SU-2025:4507-1: important: Security update for the Linux Kernel

[SLE-UPDATES]

# Security update for the Linux Kernel

Announcement ID: SUSE-SU-2025:4507-1  
Release Date: 2025-12-22T16:46:54Z  
Rating: important  
References:

  * bsc#1251786

  
Cross-References:

  * CVE-2023-53676

  
CVSS scores:

  * CVE-2023-53676 ( 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-2023-53676 ( 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 Enterprise Server 11 SP4
  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE

  
  
An update that solves one vulnerability can now be installed.

## Description:

The SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security
bugfixes.

The following security bugs were fixed:

  * CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in
    lio_target_nacl_info_show() (bsc#1251786).

## Special Instructions and Notes:

  * Please reboot the system after installing this update.

## 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 Server 11 SP4 LTSS EXTREME CORE  
    zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2025-4507=1

  * SUSE Linux Enterprise Server 11 SP4  
    zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2025-4507=1

## Package List:

  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE (nosrc x86_64)
    * kernel-trace-3.0.101-108.195.1
    * kernel-xen-3.0.101-108.195.1
    * kernel-ec2-3.0.101-108.195.1
    * kernel-default-3.0.101-108.195.1
  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE (x86_64)
    * kernel-ec2-devel-3.0.101-108.195.1
    * kernel-syms-3.0.101-108.195.1
    * kernel-ec2-debuginfo-3.0.101-108.195.1
    * kernel-default-devel-debuginfo-3.0.101-108.195.1
    * kernel-xen-devel-3.0.101-108.195.1
    * kernel-source-3.0.101-108.195.1
    * kernel-trace-debuginfo-3.0.101-108.195.1
    * kernel-default-debugsource-3.0.101-108.195.1
    * kernel-default-devel-3.0.101-108.195.1
    * kernel-xen-base-3.0.101-108.195.1
    * kernel-ec2-base-3.0.101-108.195.1
    * kernel-default-debuginfo-3.0.101-108.195.1
    * kernel-xen-devel-debuginfo-3.0.101-108.195.1
    * kernel-ec2-devel-debuginfo-3.0.101-108.195.1
    * kernel-trace-devel-debuginfo-3.0.101-108.195.1
    * kernel-ec2-debugsource-3.0.101-108.195.1
    * kernel-trace-base-3.0.101-108.195.1
    * kernel-trace-debugsource-3.0.101-108.195.1
    * kernel-trace-devel-3.0.101-108.195.1
    * kernel-xen-debuginfo-3.0.101-108.195.1
    * kernel-xen-debugsource-3.0.101-108.195.1
    * kernel-default-base-3.0.101-108.195.1
  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE (noarch nosrc)
    * kernel-docs-3.0.101-108.195.1
  * SUSE Linux Enterprise Server 11 SP4 (nosrc x86_64)
    * kernel-trace-3.0.101-108.195.1
    * kernel-xen-3.0.101-108.195.1
    * kernel-ec2-3.0.101-108.195.1
    * kernel-default-3.0.101-108.195.1
  * SUSE Linux Enterprise Server 11 SP4 (x86_64)
    * kernel-ec2-devel-3.0.101-108.195.1
    * kernel-syms-3.0.101-108.195.1
    * kernel-ec2-debuginfo-3.0.101-108.195.1
    * kernel-default-devel-debuginfo-3.0.101-108.195.1
    * kernel-xen-devel-3.0.101-108.195.1
    * kernel-source-3.0.101-108.195.1
    * kernel-trace-debuginfo-3.0.101-108.195.1
    * kernel-default-debugsource-3.0.101-108.195.1
    * kernel-default-devel-3.0.101-108.195.1
    * kernel-xen-base-3.0.101-108.195.1
    * kernel-ec2-base-3.0.101-108.195.1
    * kernel-default-debuginfo-3.0.101-108.195.1
    * kernel-xen-devel-debuginfo-3.0.101-108.195.1
    * kernel-ec2-devel-debuginfo-3.0.101-108.195.1
    * kernel-trace-devel-debuginfo-3.0.101-108.195.1
    * kernel-ec2-debugsource-3.0.101-108.195.1
    * kernel-trace-base-3.0.101-108.195.1
    * kernel-trace-debugsource-3.0.101-108.195.1
    * kernel-trace-devel-3.0.101-108.195.1
    * kernel-xen-debuginfo-3.0.101-108.195.1
    * kernel-xen-debugsource-3.0.101-108.195.1
    * kernel-default-base-3.0.101-108.195.1
  * SUSE Linux Enterprise Server 11 SP4 (noarch nosrc)
    * kernel-docs-3.0.101-108.195.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-53676.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1251786

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