# Security update for xen

Announcement ID: SUSE-SU-2023:4174-1  
Rating: important  
References:

  * bsc#1215744
  * bsc#1215746
  * bsc#1215747
  * bsc#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:

  * openSUSE Leap 15.3
  * SUSE Enterprise Storage 7.1
  * SUSE Linux Enterprise High Performance Computing 15 SP3
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3
  * SUSE Linux Enterprise Micro 5.1
  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro for Rancher 5.2
  * SUSE Linux Enterprise Server 15 SP3
  * SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3
  * SUSE Manager Proxy 4.2
  * SUSE Manager Retail Branch Server 4.2
  * SUSE Manager Server 4.2

  
  
An update that solves five vulnerabilities can now be installed.

## Description:

This update for xen fixes the following issues:

  * CVE-2023-34323: Fixed a potential crash in C Xenstored due to an incorrect
    assertion (XSA-440) (bsc#1215744).
  * CVE-2023-34326: Fixed a missing IOMMU TLB flush on x86 AMD systems with
    IOMMU hardware and PCI passthrough enabled (XSA-442) (bsc#1215746).
  * CVE-2023-34325: Fixed multiple parsing issues in libfsimage (XSA-443)
    (bsc#1215747).
  * CVE-2023-34327, CVE-2023-34328: Fixed multiple issues with AMD x86 debugging
    functionality for guests (XSA-444) (bsc#1215748).

## 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:

  * openSUSE Leap 15.3  
    zypper in -t patch SUSE-2023-4174=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-ESPOS-2023-4174=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2023-4174=1

  * SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2023-4174=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP3  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2023-4174=1

  * SUSE Manager Proxy 4.2  
    zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.2-2023-4174=1

  * SUSE Manager Retail Branch Server 4.2  
    zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-
Server-4.2-2023-4174=1

  * SUSE Manager Server 4.2  
    zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.2-2023-4174=1

  * SUSE Enterprise Storage 7.1  
    zypper in -t patch SUSE-Storage-7.1-2023-4174=1

  * SUSE Linux Enterprise Micro 5.1  
    zypper in -t patch SUSE-SUSE-MicroOS-5.1-2023-4174=1

  * SUSE Linux Enterprise Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4174=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4174=1

## Package List:

  * openSUSE Leap 15.3 (aarch64 x86_64 i586)
    * xen-tools-domU-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-domU-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
    * xen-devel-4.14.6_06-150300.3.57.1
  * openSUSE Leap 15.3 (x86_64)
    * xen-libs-32bit-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-32bit-4.14.6_06-150300.3.57.1
  * openSUSE Leap 15.3 (aarch64 x86_64)
    * xen-4.14.6_06-150300.3.57.1
    * xen-tools-debuginfo-4.14.6_06-150300.3.57.1
    * xen-doc-html-4.14.6_06-150300.3.57.1
    * xen-tools-4.14.6_06-150300.3.57.1
  * openSUSE Leap 15.3 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_06-150300.3.57.1
  * openSUSE Leap 15.3 (aarch64_ilp32)
    * xen-libs-64bit-4.14.6_06-150300.3.57.1
    * xen-libs-64bit-debuginfo-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3 (x86_64)
    * xen-tools-domU-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-domU-4.14.6_06-150300.3.57.1
    * xen-tools-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
    * xen-devel-4.14.6_06-150300.3.57.1
    * xen-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (x86_64)
    * xen-tools-domU-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-domU-4.14.6_06-150300.3.57.1
    * xen-tools-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
    * xen-devel-4.14.6_06-150300.3.57.1
    * xen-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3 (x86_64)
    * xen-tools-domU-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-domU-4.14.6_06-150300.3.57.1
    * xen-tools-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
    * xen-devel-4.14.6_06-150300.3.57.1
    * xen-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3 (x86_64)
    * xen-tools-domU-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-domU-4.14.6_06-150300.3.57.1
    * xen-tools-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
    * xen-devel-4.14.6_06-150300.3.57.1
    * xen-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_06-150300.3.57.1
  * SUSE Manager Proxy 4.2 (x86_64)
    * xen-tools-domU-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-domU-4.14.6_06-150300.3.57.1
    * xen-tools-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
    * xen-devel-4.14.6_06-150300.3.57.1
    * xen-4.14.6_06-150300.3.57.1
  * SUSE Manager Proxy 4.2 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_06-150300.3.57.1
  * SUSE Manager Retail Branch Server 4.2 (x86_64)
    * xen-tools-domU-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-domU-4.14.6_06-150300.3.57.1
    * xen-tools-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
    * xen-devel-4.14.6_06-150300.3.57.1
    * xen-4.14.6_06-150300.3.57.1
  * SUSE Manager Retail Branch Server 4.2 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_06-150300.3.57.1
  * SUSE Manager Server 4.2 (x86_64)
    * xen-tools-domU-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-domU-4.14.6_06-150300.3.57.1
    * xen-tools-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
    * xen-devel-4.14.6_06-150300.3.57.1
    * xen-4.14.6_06-150300.3.57.1
  * SUSE Manager Server 4.2 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_06-150300.3.57.1
  * SUSE Enterprise Storage 7.1 (x86_64)
    * xen-tools-domU-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-tools-domU-4.14.6_06-150300.3.57.1
    * xen-tools-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
    * xen-devel-4.14.6_06-150300.3.57.1
    * xen-4.14.6_06-150300.3.57.1
  * SUSE Enterprise Storage 7.1 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise Micro 5.1 (x86_64)
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise Micro 5.2 (x86_64)
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
    * xen-libs-debuginfo-4.14.6_06-150300.3.57.1
    * xen-libs-4.14.6_06-150300.3.57.1
    * xen-debugsource-4.14.6_06-150300.3.57.1

## 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

SUSE: 2023:4174-1 important: xen

October 24, 2023
* bsc#1215744 * bsc#1215746 * bsc#1215747 * bsc#1215748

Summary

## This update for xen fixes the following issues: * CVE-2023-34323: Fixed a potential crash in C Xenstored due to an incorrect assertion (XSA-440) (bsc#1215744). * CVE-2023-34326: Fixed a missing IOMMU TLB flush on x86 AMD systems with IOMMU hardware and PCI passthrough enabled (XSA-442) (bsc#1215746). * CVE-2023-34325: Fixed multiple parsing issues in libfsimage (XSA-443) (bsc#1215747). * CVE-2023-34327, CVE-2023-34328: Fixed multiple issues with AMD x86 debugging functionality for guests (XSA-444) (bsc#1215748).

References

* bsc#1215744

* bsc#1215746

* bsc#1215747

* bsc#1215748

Cross-

* 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:

* openSUSE Leap 15.3

* SUSE Enterprise Storage 7.1

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3

* SUSE Linux Enterprise Micro 5.1

* SUSE Linux Enterprise Micro 5.2

* SUSE Linux Enterprise Micro for Rancher 5.2

* SUSE Linux Enterprise Server 15 SP3

* SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3

* SUSE Linux Enterprise Server for SAP Applications 15 SP3

* SUSE Manager Proxy 4.2

* SUSE Manager Retail Branch Server 4.2

* SUSE Manager Server 4.2

An update that solves five vulnerabilities can now be installed.

##

* 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

Severity
Announcement ID: SUSE-SU-2023:4174-1
Rating: important

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