SUSE-SU-2023:3495-1: important: Security update for xen

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

# Security update for xen

Announcement ID: SUSE-SU-2023:3495-1  
Rating: important  
References:

  * #1213616
  * #1214082
  * #1214083

  
Cross-References:

  * CVE-2022-40982
  * CVE-2023-20569
  * CVE-2023-20593

  
CVSS scores:

  * CVE-2022-40982 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2022-40982 ( NVD ):  6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
  * CVE-2023-20569 ( SUSE ):  5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
  * CVE-2023-20569 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-20593 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-20593 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

  
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
  * SUSE Linux Enterprise Software Development Kit 12 SP5

  
  
An update that solves three vulnerabilities can now be installed.

## Description:

This update for xen fixes the following issues:

  * CVE-2023-20569: Fixed x86/AMD Speculative Return Stack Overflow (XSA-434)
    (bsc#1214082).
  * CVE-2022-40982: Fixed x86/Intel Gather Data Sampling (XSA-435)
    (bsc#1214083).
  * CVE-2023-20593: Fixed x86/AMD Zenbleed (XSA-433) (bsc#1213616).

## Patch Instructions:

To install this SUSE Important 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 Software Development Kit 12 SP5  
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2023-3495=1

  * SUSE Linux Enterprise Server for SAP Applications 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-3495=1

  * SUSE Linux Enterprise High Performance Computing 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-3495=1

  * SUSE Linux Enterprise Server 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-3495=1

## Package List:

  * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 x86_64)
    * xen-debugsource-4.12.4_36-3.91.2
    * xen-devel-4.12.4_36-3.91.2
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
    * xen-tools-domU-4.12.4_36-3.91.2
    * xen-tools-4.12.4_36-3.91.2
    * xen-tools-domU-debuginfo-4.12.4_36-3.91.2
    * xen-libs-32bit-4.12.4_36-3.91.2
    * xen-libs-debuginfo-4.12.4_36-3.91.2
    * xen-tools-debuginfo-4.12.4_36-3.91.2
    * xen-4.12.4_36-3.91.2
    * xen-debugsource-4.12.4_36-3.91.2
    * xen-libs-debuginfo-32bit-4.12.4_36-3.91.2
    * xen-doc-html-4.12.4_36-3.91.2
    * xen-libs-4.12.4_36-3.91.2
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64)
    * xen-tools-domU-4.12.4_36-3.91.2
    * xen-tools-4.12.4_36-3.91.2
    * xen-tools-domU-debuginfo-4.12.4_36-3.91.2
    * xen-libs-32bit-4.12.4_36-3.91.2
    * xen-libs-debuginfo-4.12.4_36-3.91.2
    * xen-tools-debuginfo-4.12.4_36-3.91.2
    * xen-4.12.4_36-3.91.2
    * xen-debugsource-4.12.4_36-3.91.2
    * xen-libs-debuginfo-32bit-4.12.4_36-3.91.2
    * xen-doc-html-4.12.4_36-3.91.2
    * xen-libs-4.12.4_36-3.91.2
  * SUSE Linux Enterprise Server 12 SP5 (x86_64)
    * xen-tools-domU-4.12.4_36-3.91.2
    * xen-tools-4.12.4_36-3.91.2
    * xen-tools-domU-debuginfo-4.12.4_36-3.91.2
    * xen-libs-32bit-4.12.4_36-3.91.2
    * xen-libs-debuginfo-4.12.4_36-3.91.2
    * xen-tools-debuginfo-4.12.4_36-3.91.2
    * xen-4.12.4_36-3.91.2
    * xen-debugsource-4.12.4_36-3.91.2
    * xen-libs-debuginfo-32bit-4.12.4_36-3.91.2
    * xen-doc-html-4.12.4_36-3.91.2
    * xen-libs-4.12.4_36-3.91.2

## References:

  * https://www.suse.com/security/cve/CVE-2022-40982.html
  * https://www.suse.com/security/cve/CVE-2023-20569.html
  * https://www.suse.com/security/cve/CVE-2023-20593.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1213616
  * https://bugzilla.suse.com/show_bug.cgi?id=1214082
  * https://bugzilla.suse.com/show_bug.cgi?id=1214083

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