SUSE-SU-2023:4055-1: important: Security update for xen

Thu Oct 12 08:30:02 UTC 2023

# Security update for xen

Announcement ID: SUSE-SU-2023:4055-1  
Rating: important  
References:

  * #1215744
  * #1215746
  * #1215747
  * #1215748

Cross-References:

  * CVE-2023-34323
  * CVE-2023-34325
  * CVE-2023-34326
  * CVE-2023-34327
  * CVE-2023-34328

CVSS scores:

  * CVE-2023-34323 ( SUSE ):  5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-34325 ( SUSE ):  5.5 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
  * CVE-2023-34326 ( SUSE ):  8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-34327 ( SUSE ):  5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-34328 ( SUSE ):  5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products:

  * Basesystem Module 15-SP4
  * openSUSE Leap 15.4
  * Server Applications Module 15-SP4
  * SUSE Linux Enterprise Desktop 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * 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
  * SUSE Linux Enterprise Real Time 15 SP4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Manager Proxy 4.3
  * SUSE Manager Retail Branch Server 4.3
  * SUSE Manager Server 4.3

An update that solves five vulnerabilities can now be installed.

## Description:

This update for xen fixes the following issues:

  * CVE-2023-34323: A transaction conflict can crash C Xenstored (XSA-440,
    bsc#1215744)
  * CVE-2023-34326: Missing IOMMU TLB flushing (XSA-442, bsc#1215746)
  * CVE-2023-34325: Multiple vulnerabilities in libfsimage disk handling
    (XSA-443, bsc#1215747)
  * CVE-2023-34327: Debug Mask handling (XSA-444, bsc#1215748)
  * CVE-2023-34328: Debug Mask handling (XSA-444, bsc#1215748)

## 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:

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2023-4055=1 openSUSE-SLE-15.4-2023-4055=1

  * SUSE Linux Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2023-4055=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2023-4055=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2023-4055=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2023-4055=1

  * Basesystem Module 15-SP4  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-4055=1

  * Server Applications Module 15-SP4  
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2023-4055=1

## Package List:

  * openSUSE Leap 15.4 (aarch64 x86_64 i586)
    * xen-debugsource-4.16.5_06-150400.4.37.1
    * xen-libs-debuginfo-4.16.5_06-150400.4.37.1
    * xen-libs-4.16.5_06-150400.4.37.1
    * xen-devel-4.16.5_06-150400.4.37.1
    * xen-tools-domU-debuginfo-4.16.5_06-150400.4.37.1
    * xen-tools-domU-4.16.5_06-150400.4.37.1
  * openSUSE Leap 15.4 (x86_64)
    * xen-libs-32bit-4.16.5_06-150400.4.37.1
    * xen-libs-32bit-debuginfo-4.16.5_06-150400.4.37.1
  * openSUSE Leap 15.4 (aarch64 x86_64)
    * xen-4.16.5_06-150400.4.37.1
    * xen-doc-html-4.16.5_06-150400.4.37.1
    * xen-tools-debuginfo-4.16.5_06-150400.4.37.1
    * xen-tools-4.16.5_06-150400.4.37.1
  * openSUSE Leap 15.4 (noarch)
    * xen-tools-xendomains-wait-disk-4.16.5_06-150400.4.37.1
  * openSUSE Leap 15.4 (aarch64_ilp32)
    * xen-libs-64bit-4.16.5_06-150400.4.37.1
    * xen-libs-64bit-debuginfo-4.16.5_06-150400.4.37.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64)
    * xen-debugsource-4.16.5_06-150400.4.37.1
    * xen-libs-4.16.5_06-150400.4.37.1
    * xen-libs-debuginfo-4.16.5_06-150400.4.37.1
  * SUSE Linux Enterprise Micro 5.3 (x86_64)
    * xen-debugsource-4.16.5_06-150400.4.37.1
    * xen-libs-4.16.5_06-150400.4.37.1
    * xen-libs-debuginfo-4.16.5_06-150400.4.37.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (x86_64)
    * xen-debugsource-4.16.5_06-150400.4.37.1
    * xen-libs-4.16.5_06-150400.4.37.1
    * xen-libs-debuginfo-4.16.5_06-150400.4.37.1
  * SUSE Linux Enterprise Micro 5.4 (x86_64)
    * xen-debugsource-4.16.5_06-150400.4.37.1
    * xen-libs-4.16.5_06-150400.4.37.1
    * xen-libs-debuginfo-4.16.5_06-150400.4.37.1
  * Basesystem Module 15-SP4 (x86_64)
    * xen-debugsource-4.16.5_06-150400.4.37.1
    * xen-libs-debuginfo-4.16.5_06-150400.4.37.1
    * xen-libs-4.16.5_06-150400.4.37.1
    * xen-tools-domU-debuginfo-4.16.5_06-150400.4.37.1
    * xen-tools-domU-4.16.5_06-150400.4.37.1
  * Server Applications Module 15-SP4 (x86_64)
    * xen-debugsource-4.16.5_06-150400.4.37.1
    * xen-tools-4.16.5_06-150400.4.37.1
    * xen-4.16.5_06-150400.4.37.1
    * xen-devel-4.16.5_06-150400.4.37.1
    * xen-tools-debuginfo-4.16.5_06-150400.4.37.1
  * Server Applications Module 15-SP4 (noarch)
    * xen-tools-xendomains-wait-disk-4.16.5_06-150400.4.37.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-34323.html
  * https://www.suse.com/security/cve/CVE-2023-34325.html
  * https://www.suse.com/security/cve/CVE-2023-34326.html
  * https://www.suse.com/security/cve/CVE-2023-34327.html
  * https://www.suse.com/security/cve/CVE-2023-34328.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1215744
  * https://bugzilla.suse.com/show_bug.cgi?id=1215746
  * https://bugzilla.suse.com/show_bug.cgi?id=1215747
  * https://bugzilla.suse.com/show_bug.cgi?id=1215748

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