SUSE-SU-2023:4493-1: important: Security update for ucode-intel

[sle-security-updates at lists.suse.com]

# Security update for ucode-intel

Announcement ID: SUSE-SU-2023:4493-1  
Rating: important  
References:

  * bsc#1215278

  
Cross-References:

  * CVE-2023-23583

  
CVSS scores:

  * CVE-2023-23583 ( SUSE ):  8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for ucode-intel fixes the following issues:

  * Updated to Intel CPU Microcode 20231114 release. (bsc#1215278)
  * CVE-2023-23583: Fixed potential CPU deadlocks or privilege escalation.
    (bsc#1215278)

## 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 for SAP Applications 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4493=1

  * SUSE Linux Enterprise High Performance Computing 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4493=1

  * SUSE Linux Enterprise Server 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4493=1

## Package List:

  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
    * ucode-intel-debuginfo-20231114-131.1
    * ucode-intel-20231114-131.1
    * ucode-intel-debugsource-20231114-131.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64)
    * ucode-intel-debuginfo-20231114-131.1
    * ucode-intel-20231114-131.1
    * ucode-intel-debugsource-20231114-131.1
  * SUSE Linux Enterprise Server 12 SP5 (x86_64)
    * ucode-intel-debuginfo-20231114-131.1
    * ucode-intel-20231114-131.1
    * ucode-intel-debugsource-20231114-131.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-23583.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1215278

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