Security update for xen

Announcement ID:	SUSE-SU-2022:1359-1
Rating:	important
References:	bsc#1196915 bsc#1197423 bsc#1197425 bsc#1197426
Cross-References:	CVE-2021-26401 CVE-2022-0001 CVE-2022-0002 CVE-2022-26356 CVE-2022-26357 CVE-2022-26358 CVE-2022-26359 CVE-2022-26360 CVE-2022-26361
CVSS scores:	CVE-2021-26401 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2021-26401 ( NVD ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-0001 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-0001 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-0002 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-0002 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2022-26356 ( SUSE ): 6.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H CVE-2022-26356 ( NVD ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H CVE-2022-26357 ( SUSE ): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H CVE-2022-26357 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-26358 ( SUSE ): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H CVE-2022-26358 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-26359 ( SUSE ): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H CVE-2022-26359 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-26360 ( SUSE ): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H CVE-2022-26360 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2022-26361 ( SUSE ): 5.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H CVE-2022-26361 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:	SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise High Performance Computing 15 LTSS 15 SUSE Linux Enterprise Server 15 SUSE Linux Enterprise Server 15 LTSS 15 SUSE Linux Enterprise Server ESPOS 15 SUSE Linux Enterprise Server for SAP Applications 15

An update that solves nine vulnerabilities can now be installed.

Description:

This update for xen fixes the following issues:

• CVE-2022-26356: Fixed potential race conditions in dirty memory tracking that could cause a denial of service in the host (bsc#1197423).
• CVE-2022-26357: Fixed a potential race condition in memory cleanup for hosts using VT-d IOMMU hardware, which could lead to a denial of service in the host (bsc#1197425).
• CVE-2022-26358,CVE-2022-26359,CVE-2022-26360,CVE-2022-26361: Fixed various memory corruption issues for hosts using VT-d or AMD-Vi IOMMU hardware. These could be leveraged by an attacker to cause a denial of service in the host (bsc#1197426).
• CVE-2022-0001, CVE-2022-0002, CVE-2021-26401: Added BHB speculation issue mitigations (bsc#1196915).

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 Server ESPOS 15
  zypper in -t patch SUSE-SLE-Product-HPC-15-2022-1359=1
• SUSE Linux Enterprise High Performance Computing 15 LTSS 15
  zypper in -t patch SUSE-SLE-Product-HPC-15-2022-1359=1
• SUSE Linux Enterprise Server 15 LTSS 15
  zypper in -t patch SUSE-SLE-Product-SLES-15-2022-1359=1
• SUSE Linux Enterprise Server for SAP Applications 15
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2022-1359=1

Package List:

• SUSE Linux Enterprise Server ESPOS 15 (x86_64)
  • xen-tools-domU-debuginfo-4.10.4_34-150000.3.74.1
  • xen-4.10.4_34-150000.3.74.1
  • xen-tools-4.10.4_34-150000.3.74.1
  • xen-libs-4.10.4_34-150000.3.74.1
  • xen-libs-debuginfo-4.10.4_34-150000.3.74.1
  • xen-devel-4.10.4_34-150000.3.74.1
  • xen-debugsource-4.10.4_34-150000.3.74.1
  • xen-tools-debuginfo-4.10.4_34-150000.3.74.1
  • xen-tools-domU-4.10.4_34-150000.3.74.1
• SUSE Linux Enterprise High Performance Computing 15 LTSS 15 (x86_64)
  • xen-tools-domU-debuginfo-4.10.4_34-150000.3.74.1
  • xen-4.10.4_34-150000.3.74.1
  • xen-tools-4.10.4_34-150000.3.74.1
  • xen-libs-4.10.4_34-150000.3.74.1
  • xen-libs-debuginfo-4.10.4_34-150000.3.74.1
  • xen-devel-4.10.4_34-150000.3.74.1
  • xen-debugsource-4.10.4_34-150000.3.74.1
  • xen-tools-debuginfo-4.10.4_34-150000.3.74.1
  • xen-tools-domU-4.10.4_34-150000.3.74.1
• SUSE Linux Enterprise Server 15 LTSS 15 (x86_64)
  • xen-tools-domU-debuginfo-4.10.4_34-150000.3.74.1
  • xen-4.10.4_34-150000.3.74.1
  • xen-tools-4.10.4_34-150000.3.74.1
  • xen-libs-4.10.4_34-150000.3.74.1
  • xen-libs-debuginfo-4.10.4_34-150000.3.74.1
  • xen-devel-4.10.4_34-150000.3.74.1
  • xen-debugsource-4.10.4_34-150000.3.74.1
  • xen-tools-debuginfo-4.10.4_34-150000.3.74.1
  • xen-tools-domU-4.10.4_34-150000.3.74.1
• SUSE Linux Enterprise Server for SAP Applications 15 (x86_64)
  • xen-tools-domU-debuginfo-4.10.4_34-150000.3.74.1
  • xen-4.10.4_34-150000.3.74.1
  • xen-tools-4.10.4_34-150000.3.74.1
  • xen-libs-4.10.4_34-150000.3.74.1
  • xen-libs-debuginfo-4.10.4_34-150000.3.74.1
  • xen-devel-4.10.4_34-150000.3.74.1
  • xen-debugsource-4.10.4_34-150000.3.74.1
  • xen-tools-debuginfo-4.10.4_34-150000.3.74.1
  • xen-tools-domU-4.10.4_34-150000.3.74.1

References:

• https://www.suse.com/security/cve/CVE-2021-26401.html
• https://www.suse.com/security/cve/CVE-2022-0001.html
• https://www.suse.com/security/cve/CVE-2022-0002.html
• https://www.suse.com/security/cve/CVE-2022-26356.html
• https://www.suse.com/security/cve/CVE-2022-26357.html
• https://www.suse.com/security/cve/CVE-2022-26358.html
• https://www.suse.com/security/cve/CVE-2022-26359.html
• https://www.suse.com/security/cve/CVE-2022-26360.html
• https://www.suse.com/security/cve/CVE-2022-26361.html
• https://bugzilla.suse.com/show_bug.cgi?id=1196915
• https://bugzilla.suse.com/show_bug.cgi?id=1197423
• https://bugzilla.suse.com/show_bug.cgi?id=1197425
• https://bugzilla.suse.com/show_bug.cgi?id=1197426