Security update for xen

Announcement ID:	SUSE-SU-2022:2600-1
Rating:	important
References:	bsc#1199965 bsc#1199966 bsc#1200549 bsc#1201394 bsc#1201469
Cross-References:	CVE-2022-21123 CVE-2022-21125 CVE-2022-21166 CVE-2022-23816 CVE-2022-23825 CVE-2022-26362 CVE-2022-26363 CVE-2022-26364 CVE-2022-29900 CVE-2022-33745
CVSS scores:	CVE-2022-21123 ( SUSE ): 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N CVE-2022-21123 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2022-21125 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-21125 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2022-21166 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2022-21166 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2022-23816 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-23825 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-23825 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-26362 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2022-26362 ( NVD ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H CVE-2022-26363 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2022-26363 ( NVD ): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVE-2022-26364 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2022-26364 ( NVD ): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVE-2022-29900 ( SUSE ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2022-29900 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-33745 ( SUSE ): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2022-33745 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Products:	SUSE CaaS Platform 4.0 SUSE Enterprise Storage 6 SUSE Linux Enterprise High Performance Computing 15 SP1 SUSE Linux Enterprise High Performance Computing 15 SP1 ESPOS 15-SP1 SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1 SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1 SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 SUSE Linux Enterprise Server for SAP Applications 15 SP1

An update that solves 10 vulnerabilities can now be installed.

Description:

This update for xen fixes the following issues:

• CVE-2022-26363, CVE-2022-26364: Fixed insufficient care with non-coherent mappings (XSA-402) (bsc#1199966).
• CVE-2022-21123, CVE-2022-21125, CVE-2022-21166: Fixed MMIO stale data vulnerabilities on x86 (XSA-404) (bsc#1200549).
• CVE-2022-26362: Fixed a race condition in typeref acquisition (XSA-401) (bsc#1199965).
• CVE-2022-33745: Fixed insufficient TLB flush for x86 PV guests in shadow mode (XSA-408) (bsc#1201394).
• CVE-2022-23816, CVE-2022-23825, CVE-2022-29900: Fixed RETBLEED vulnerability, arbitrary speculative code execution with return instructions (XSA-407) (bsc#1201469).

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 SP1 ESPOS 15-SP1
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-ESPOS-2022-2600=1
• SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-LTSS-2022-2600=1
• SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-BCL-2022-2600=1
• SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-LTSS-2022-2600=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP1
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2022-2600=1
• SUSE Enterprise Storage 6
  zypper in -t patch SUSE-Storage-6-2022-2600=1
• SUSE CaaS Platform 4.0
  To install this update, use the SUSE CaaS Platform 'skuba' tool. It will inform you if it detects new updates and let you then trigger updating of the complete cluster in a controlled way.

Package List:

• SUSE Linux Enterprise High Performance Computing 15 SP1 ESPOS 15-SP1 (x86_64)
  • xen-debugsource-4.12.4_26-150100.3.75.1
  • xen-tools-domU-debuginfo-4.12.4_26-150100.3.75.1
  • xen-devel-4.12.4_26-150100.3.75.1
  • xen-tools-domU-4.12.4_26-150100.3.75.1
  • xen-tools-4.12.4_26-150100.3.75.1
  • xen-libs-debuginfo-4.12.4_26-150100.3.75.1
  • xen-libs-4.12.4_26-150100.3.75.1
  • xen-tools-debuginfo-4.12.4_26-150100.3.75.1
  • xen-4.12.4_26-150100.3.75.1
• SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1 (x86_64)
  • xen-debugsource-4.12.4_26-150100.3.75.1
  • xen-tools-domU-debuginfo-4.12.4_26-150100.3.75.1
  • xen-devel-4.12.4_26-150100.3.75.1
  • xen-tools-domU-4.12.4_26-150100.3.75.1
  • xen-tools-4.12.4_26-150100.3.75.1
  • xen-libs-debuginfo-4.12.4_26-150100.3.75.1
  • xen-libs-4.12.4_26-150100.3.75.1
  • xen-tools-debuginfo-4.12.4_26-150100.3.75.1
  • xen-4.12.4_26-150100.3.75.1
• SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1 (x86_64)
  • xen-debugsource-4.12.4_26-150100.3.75.1
  • xen-tools-domU-debuginfo-4.12.4_26-150100.3.75.1
  • xen-devel-4.12.4_26-150100.3.75.1
  • xen-tools-domU-4.12.4_26-150100.3.75.1
  • xen-tools-4.12.4_26-150100.3.75.1
  • xen-libs-debuginfo-4.12.4_26-150100.3.75.1
  • xen-libs-4.12.4_26-150100.3.75.1
  • xen-tools-debuginfo-4.12.4_26-150100.3.75.1
  • xen-4.12.4_26-150100.3.75.1
• SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (x86_64)
  • xen-debugsource-4.12.4_26-150100.3.75.1
  • xen-tools-domU-debuginfo-4.12.4_26-150100.3.75.1
  • xen-devel-4.12.4_26-150100.3.75.1
  • xen-tools-domU-4.12.4_26-150100.3.75.1
  • xen-tools-4.12.4_26-150100.3.75.1
  • xen-libs-debuginfo-4.12.4_26-150100.3.75.1
  • xen-libs-4.12.4_26-150100.3.75.1
  • xen-tools-debuginfo-4.12.4_26-150100.3.75.1
  • xen-4.12.4_26-150100.3.75.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP1 (x86_64)
  • xen-debugsource-4.12.4_26-150100.3.75.1
  • xen-tools-domU-debuginfo-4.12.4_26-150100.3.75.1
  • xen-devel-4.12.4_26-150100.3.75.1
  • xen-tools-domU-4.12.4_26-150100.3.75.1
  • xen-tools-4.12.4_26-150100.3.75.1
  • xen-libs-debuginfo-4.12.4_26-150100.3.75.1
  • xen-libs-4.12.4_26-150100.3.75.1
  • xen-tools-debuginfo-4.12.4_26-150100.3.75.1
  • xen-4.12.4_26-150100.3.75.1
• SUSE Enterprise Storage 6 (x86_64)
  • xen-debugsource-4.12.4_26-150100.3.75.1
  • xen-tools-domU-debuginfo-4.12.4_26-150100.3.75.1
  • xen-devel-4.12.4_26-150100.3.75.1
  • xen-tools-domU-4.12.4_26-150100.3.75.1
  • xen-tools-4.12.4_26-150100.3.75.1
  • xen-libs-debuginfo-4.12.4_26-150100.3.75.1
  • xen-libs-4.12.4_26-150100.3.75.1
  • xen-tools-debuginfo-4.12.4_26-150100.3.75.1
  • xen-4.12.4_26-150100.3.75.1
• SUSE CaaS Platform 4.0 (x86_64)
  • xen-debugsource-4.12.4_26-150100.3.75.1
  • xen-tools-domU-debuginfo-4.12.4_26-150100.3.75.1
  • xen-devel-4.12.4_26-150100.3.75.1
  • xen-tools-domU-4.12.4_26-150100.3.75.1
  • xen-tools-4.12.4_26-150100.3.75.1
  • xen-libs-debuginfo-4.12.4_26-150100.3.75.1
  • xen-libs-4.12.4_26-150100.3.75.1
  • xen-tools-debuginfo-4.12.4_26-150100.3.75.1
  • xen-4.12.4_26-150100.3.75.1

References:

• https://www.suse.com/security/cve/CVE-2022-21123.html
• https://www.suse.com/security/cve/CVE-2022-21125.html
• https://www.suse.com/security/cve/CVE-2022-21166.html
• https://www.suse.com/security/cve/CVE-2022-23816.html
• https://www.suse.com/security/cve/CVE-2022-23825.html
• https://www.suse.com/security/cve/CVE-2022-26362.html
• https://www.suse.com/security/cve/CVE-2022-26363.html
• https://www.suse.com/security/cve/CVE-2022-26364.html
• https://www.suse.com/security/cve/CVE-2022-29900.html
• https://www.suse.com/security/cve/CVE-2022-33745.html
• https://bugzilla.suse.com/show_bug.cgi?id=1199965
• https://bugzilla.suse.com/show_bug.cgi?id=1199966
• https://bugzilla.suse.com/show_bug.cgi?id=1200549
• https://bugzilla.suse.com/show_bug.cgi?id=1201394
• https://bugzilla.suse.com/show_bug.cgi?id=1201469