Security update for xen

Announcement ID:	SUSE-SU-2022:2560-1
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 Linux Enterprise High Performance Computing 12 SP4 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4 SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE OpenStack Cloud 9 SUSE OpenStack Cloud Crowbar 9

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 OpenStack Cloud 9
  zypper in -t patch SUSE-OpenStack-Cloud-9-2022-2560=1
• SUSE OpenStack Cloud Crowbar 9
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2022-2560=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4
  zypper in -t patch SUSE-SLE-SAP-12-SP4-2022-2560=1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-ESPOS-2022-2560=1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2022-2560=1

Package List:

• SUSE OpenStack Cloud 9 (x86_64)
  • xen-tools-debuginfo-4.11.4_30-2.76.1
  • xen-4.11.4_30-2.76.1
  • xen-libs-32bit-4.11.4_30-2.76.1
  • xen-doc-html-4.11.4_30-2.76.1
  • xen-libs-debuginfo-4.11.4_30-2.76.1
  • xen-tools-4.11.4_30-2.76.1
  • xen-tools-domU-4.11.4_30-2.76.1
  • xen-libs-debuginfo-32bit-4.11.4_30-2.76.1
  • xen-tools-domU-debuginfo-4.11.4_30-2.76.1
  • xen-debugsource-4.11.4_30-2.76.1
  • xen-libs-4.11.4_30-2.76.1
• SUSE OpenStack Cloud Crowbar 9 (x86_64)
  • xen-tools-debuginfo-4.11.4_30-2.76.1
  • xen-4.11.4_30-2.76.1
  • xen-libs-32bit-4.11.4_30-2.76.1
  • xen-doc-html-4.11.4_30-2.76.1
  • xen-libs-debuginfo-4.11.4_30-2.76.1
  • xen-tools-4.11.4_30-2.76.1
  • xen-tools-domU-4.11.4_30-2.76.1
  • xen-libs-debuginfo-32bit-4.11.4_30-2.76.1
  • xen-tools-domU-debuginfo-4.11.4_30-2.76.1
  • xen-debugsource-4.11.4_30-2.76.1
  • xen-libs-4.11.4_30-2.76.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (x86_64)
  • xen-tools-debuginfo-4.11.4_30-2.76.1
  • xen-4.11.4_30-2.76.1
  • xen-libs-32bit-4.11.4_30-2.76.1
  • xen-doc-html-4.11.4_30-2.76.1
  • xen-libs-debuginfo-4.11.4_30-2.76.1
  • xen-tools-4.11.4_30-2.76.1
  • xen-tools-domU-4.11.4_30-2.76.1
  • xen-libs-debuginfo-32bit-4.11.4_30-2.76.1
  • xen-tools-domU-debuginfo-4.11.4_30-2.76.1
  • xen-debugsource-4.11.4_30-2.76.1
  • xen-libs-4.11.4_30-2.76.1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4 (x86_64)
  • xen-tools-debuginfo-4.11.4_30-2.76.1
  • xen-4.11.4_30-2.76.1
  • xen-libs-32bit-4.11.4_30-2.76.1
  • xen-doc-html-4.11.4_30-2.76.1
  • xen-libs-debuginfo-4.11.4_30-2.76.1
  • xen-tools-4.11.4_30-2.76.1
  • xen-tools-domU-4.11.4_30-2.76.1
  • xen-libs-debuginfo-32bit-4.11.4_30-2.76.1
  • xen-tools-domU-debuginfo-4.11.4_30-2.76.1
  • xen-debugsource-4.11.4_30-2.76.1
  • xen-libs-4.11.4_30-2.76.1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4 (x86_64)
  • xen-tools-debuginfo-4.11.4_30-2.76.1
  • xen-4.11.4_30-2.76.1
  • xen-libs-32bit-4.11.4_30-2.76.1
  • xen-doc-html-4.11.4_30-2.76.1
  • xen-libs-debuginfo-4.11.4_30-2.76.1
  • xen-tools-4.11.4_30-2.76.1
  • xen-tools-domU-4.11.4_30-2.76.1
  • xen-libs-debuginfo-32bit-4.11.4_30-2.76.1
  • xen-tools-domU-debuginfo-4.11.4_30-2.76.1
  • xen-debugsource-4.11.4_30-2.76.1
  • xen-libs-4.11.4_30-2.76.1

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