# Security update for the Linux Kernel

Announcement ID: SUSE-SU-2024:3403-1  
Rating: important  
References:

  * bsc#1230245
  * bsc#1230413

  
Cross-References:

  * CVE-2024-45003

  
CVSS scores:

  * CVE-2024-45003 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4

  
  
An update that solves one vulnerability and has one security fix can now be
installed.

## Description:

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various
security bugfixes.

The following security bugs were fixed:

  * CVE-2024-45003: Don't evict inode under the inode lru traversing context.
    (bsc#1230245)

The following non-security bugs were fixed:

  * Revert "mm, kmsan: fix infinite recursion due to RCU critical section".
    (bsc#1230413)
  * Revert "mm/sparsemem: fix race in accessing memory_section->usage".
    (bsc#1230413)
  * Revert "mm: prevent derefencing NULL ptr in pfn_section_valid()".
    (bsc#1230413)

## 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 Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2024-3403=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2024-3403=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2024-3403=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2024-3403=1

## Package List:

  * SUSE Linux Enterprise Micro for Rancher 5.3 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64)
    * kernel-rt-debugsource-5.14.21-150400.15.94.1
    * kernel-rt-debuginfo-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (noarch)
    * kernel-source-rt-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro 5.3 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro 5.3 (x86_64)
    * kernel-rt-debugsource-5.14.21-150400.15.94.1
    * kernel-rt-debuginfo-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro 5.3 (noarch)
    * kernel-source-rt-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (x86_64)
    * kernel-rt-debugsource-5.14.21-150400.15.94.1
    * kernel-rt-debuginfo-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (noarch)
    * kernel-source-rt-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro 5.4 (nosrc x86_64)
    * kernel-rt-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro 5.4 (x86_64)
    * kernel-rt-debugsource-5.14.21-150400.15.94.1
    * kernel-rt-debuginfo-5.14.21-150400.15.94.1
  * SUSE Linux Enterprise Micro 5.4 (noarch)
    * kernel-source-rt-5.14.21-150400.15.94.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-45003.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1230245
  * https://bugzilla.suse.com/show_bug.cgi?id=1230413