Security update for xen

Announcement ID:	SUSE-SU-2022:2084-1
Rating:	important
References:	bsc#1199965 bsc#1199966
Cross-References:	CVE-2022-26362 CVE-2022-26363 CVE-2022-26364
CVSS scores:	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
Affected Products:	SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE Linux Enterprise Software Development Kit 12 SP5

An update that solves three vulnerabilities can now be installed.

Description:

This update for xen fixes the following issues:

• CVE-2022-26362: Fixed race condition in typeref acquisition (bsc#1199965)
• CVE-2022-26363, CVE-2022-26364: Fixed insufficient care with non-coherent mappings (bsc#1199966)

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 Software Development Kit 12 SP5
  zypper in -t patch SUSE-SLE-SDK-12-SP5-2022-2084=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2022-2084=1
• SUSE Linux Enterprise High Performance Computing 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2022-2084=1
• SUSE Linux Enterprise Server 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2022-2084=1

Package List:

• SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 x86_64)
  • xen-debugsource-4.12.4_24-3.71.1
  • xen-devel-4.12.4_24-3.71.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
  • xen-tools-domU-debuginfo-4.12.4_24-3.71.1
  • xen-debugsource-4.12.4_24-3.71.1
  • xen-libs-4.12.4_24-3.71.1
  • xen-doc-html-4.12.4_24-3.71.1
  • xen-libs-debuginfo-4.12.4_24-3.71.1
  • xen-libs-debuginfo-32bit-4.12.4_24-3.71.1
  • xen-libs-32bit-4.12.4_24-3.71.1
  • xen-tools-domU-4.12.4_24-3.71.1
  • xen-tools-debuginfo-4.12.4_24-3.71.1
  • xen-4.12.4_24-3.71.1
  • xen-tools-4.12.4_24-3.71.1
• SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64)
  • xen-tools-domU-debuginfo-4.12.4_24-3.71.1
  • xen-debugsource-4.12.4_24-3.71.1
  • xen-libs-4.12.4_24-3.71.1
  • xen-doc-html-4.12.4_24-3.71.1
  • xen-libs-debuginfo-4.12.4_24-3.71.1
  • xen-libs-debuginfo-32bit-4.12.4_24-3.71.1
  • xen-libs-32bit-4.12.4_24-3.71.1
  • xen-tools-domU-4.12.4_24-3.71.1
  • xen-tools-debuginfo-4.12.4_24-3.71.1
  • xen-4.12.4_24-3.71.1
  • xen-tools-4.12.4_24-3.71.1
• SUSE Linux Enterprise Server 12 SP5 (x86_64)
  • xen-tools-domU-debuginfo-4.12.4_24-3.71.1
  • xen-debugsource-4.12.4_24-3.71.1
  • xen-libs-4.12.4_24-3.71.1
  • xen-doc-html-4.12.4_24-3.71.1
  • xen-libs-debuginfo-4.12.4_24-3.71.1
  • xen-libs-debuginfo-32bit-4.12.4_24-3.71.1
  • xen-libs-32bit-4.12.4_24-3.71.1
  • xen-tools-domU-4.12.4_24-3.71.1
  • xen-tools-debuginfo-4.12.4_24-3.71.1
  • xen-4.12.4_24-3.71.1
  • xen-tools-4.12.4_24-3.71.1

References:

• 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://bugzilla.suse.com/show_bug.cgi?id=1199965
• https://bugzilla.suse.com/show_bug.cgi?id=1199966