Security update for xen

Announcement ID:	SUSE-SU-2023:0862-1
Rating:	important
References:	bsc#1209017 bsc#1209018 bsc#1209019 bsc#1209188
Cross-References:	CVE-2022-42331 CVE-2022-42332 CVE-2022-42333 CVE-2022-42334
CVSS scores:	CVE-2022-42331 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-42331 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2022-42332 ( SUSE ): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2022-42332 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-42333 ( SUSE ): 6.7 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:H CVE-2022-42333 ( NVD ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H CVE-2022-42334 ( SUSE ): 6.7 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:H CVE-2022-42334 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Affected Products:	SUSE Enterprise Storage 7 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 four vulnerabilities can now be installed.

Description:

This update for xen fixes the following issues:

• CVE-2022-42332: Fixed use-after-free in x86 shadow plus log-dirty mode (bsc#1209017).
• CVE-2022-42333,CVE-2022-42334: Fixed x86/HVM pinned cache attributes mis-handling (bsc#1209018).
• CVE-2022-42331: Fixed speculative vulnerability in 32bit SYSCALL path on x86 (bsc#1209019).

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-2023-862=1
• SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP2-LTSS-2023-862=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP2
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP2-2023-862=1
• SUSE Enterprise Storage 7
  zypper in -t patch SUSE-Storage-7-2023-862=1

Package List:

• SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (x86_64)
  • xen-debugsource-4.13.4_20-150200.3.71.1
  • xen-tools-domU-debuginfo-4.13.4_20-150200.3.71.1
  • xen-libs-debuginfo-4.13.4_20-150200.3.71.1
  • xen-devel-4.13.4_20-150200.3.71.1
  • xen-tools-debuginfo-4.13.4_20-150200.3.71.1
  • xen-tools-domU-4.13.4_20-150200.3.71.1
  • xen-libs-4.13.4_20-150200.3.71.1
  • xen-tools-4.13.4_20-150200.3.71.1
  • xen-4.13.4_20-150200.3.71.1
• SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (noarch)
  • xen-tools-xendomains-wait-disk-4.13.4_20-150200.3.71.1
• SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (x86_64)
  • xen-debugsource-4.13.4_20-150200.3.71.1
  • xen-tools-domU-debuginfo-4.13.4_20-150200.3.71.1
  • xen-libs-debuginfo-4.13.4_20-150200.3.71.1
  • xen-devel-4.13.4_20-150200.3.71.1
  • xen-tools-debuginfo-4.13.4_20-150200.3.71.1
  • xen-tools-domU-4.13.4_20-150200.3.71.1
  • xen-libs-4.13.4_20-150200.3.71.1
  • xen-tools-4.13.4_20-150200.3.71.1
  • xen-4.13.4_20-150200.3.71.1
• SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (noarch)
  • xen-tools-xendomains-wait-disk-4.13.4_20-150200.3.71.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP2 (x86_64)
  • xen-debugsource-4.13.4_20-150200.3.71.1
  • xen-tools-domU-debuginfo-4.13.4_20-150200.3.71.1
  • xen-libs-debuginfo-4.13.4_20-150200.3.71.1
  • xen-devel-4.13.4_20-150200.3.71.1
  • xen-tools-debuginfo-4.13.4_20-150200.3.71.1
  • xen-tools-domU-4.13.4_20-150200.3.71.1
  • xen-libs-4.13.4_20-150200.3.71.1
  • xen-tools-4.13.4_20-150200.3.71.1
  • xen-4.13.4_20-150200.3.71.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP2 (noarch)
  • xen-tools-xendomains-wait-disk-4.13.4_20-150200.3.71.1
• SUSE Enterprise Storage 7 (x86_64)
  • xen-debugsource-4.13.4_20-150200.3.71.1
  • xen-tools-domU-debuginfo-4.13.4_20-150200.3.71.1
  • xen-libs-debuginfo-4.13.4_20-150200.3.71.1
  • xen-devel-4.13.4_20-150200.3.71.1
  • xen-tools-debuginfo-4.13.4_20-150200.3.71.1
  • xen-tools-domU-4.13.4_20-150200.3.71.1
  • xen-libs-4.13.4_20-150200.3.71.1
  • xen-tools-4.13.4_20-150200.3.71.1
  • xen-4.13.4_20-150200.3.71.1
• SUSE Enterprise Storage 7 (noarch)
  • xen-tools-xendomains-wait-disk-4.13.4_20-150200.3.71.1

References:

• https://www.suse.com/security/cve/CVE-2022-42331.html
• https://www.suse.com/security/cve/CVE-2022-42332.html
• https://www.suse.com/security/cve/CVE-2022-42333.html
• https://www.suse.com/security/cve/CVE-2022-42334.html
• https://bugzilla.suse.com/show_bug.cgi?id=1209017
• https://bugzilla.suse.com/show_bug.cgi?id=1209018
• https://bugzilla.suse.com/show_bug.cgi?id=1209019
• https://bugzilla.suse.com/show_bug.cgi?id=1209188