Security update for xen

Announcement ID:	SUSE-SU-2023:4183-1
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-2023-34323 ( NVD ): 5.5 CVSS:3.1/AV:L/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-2023-34325 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H 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-2023-34326 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/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-2023-34327 ( NVD ): 5.5 CVSS:3.1/AV:L/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 CVE-2023-34328 ( NVD ): 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 High Performance Computing 15 SP2 SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 SUSE Linux Enterprise Server 15 SP2 SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 SUSE Linux Enterprise Server for SAP Applications 15 SP2

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:

• SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP2-LTSS-2023-4183=1
• SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP2-LTSS-2023-4183=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP2
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP2-2023-4183=1

Package List:

• SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (x86_64)
  • xen-libs-debuginfo-4.13.5_06-150200.3.80.1
  • xen-4.13.5_06-150200.3.80.1
  • xen-tools-domU-4.13.5_06-150200.3.80.1
  • xen-devel-4.13.5_06-150200.3.80.1
  • xen-tools-debuginfo-4.13.5_06-150200.3.80.1
  • xen-debugsource-4.13.5_06-150200.3.80.1
  • xen-tools-domU-debuginfo-4.13.5_06-150200.3.80.1
  • xen-libs-4.13.5_06-150200.3.80.1
  • xen-tools-4.13.5_06-150200.3.80.1
• SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (noarch)
  • xen-tools-xendomains-wait-disk-4.13.5_06-150200.3.80.1
• SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (x86_64)
  • xen-libs-debuginfo-4.13.5_06-150200.3.80.1
  • xen-4.13.5_06-150200.3.80.1
  • xen-tools-domU-4.13.5_06-150200.3.80.1
  • xen-devel-4.13.5_06-150200.3.80.1
  • xen-tools-debuginfo-4.13.5_06-150200.3.80.1
  • xen-debugsource-4.13.5_06-150200.3.80.1
  • xen-tools-domU-debuginfo-4.13.5_06-150200.3.80.1
  • xen-libs-4.13.5_06-150200.3.80.1
  • xen-tools-4.13.5_06-150200.3.80.1
• SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (noarch)
  • xen-tools-xendomains-wait-disk-4.13.5_06-150200.3.80.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP2 (x86_64)
  • xen-libs-debuginfo-4.13.5_06-150200.3.80.1
  • xen-4.13.5_06-150200.3.80.1
  • xen-tools-domU-4.13.5_06-150200.3.80.1
  • xen-devel-4.13.5_06-150200.3.80.1
  • xen-tools-debuginfo-4.13.5_06-150200.3.80.1
  • xen-debugsource-4.13.5_06-150200.3.80.1
  • xen-tools-domU-debuginfo-4.13.5_06-150200.3.80.1
  • xen-libs-4.13.5_06-150200.3.80.1
  • xen-tools-4.13.5_06-150200.3.80.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP2 (noarch)
  • xen-tools-xendomains-wait-disk-4.13.5_06-150200.3.80.1

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