Security update for xen

Announcement ID:	SUSE-SU-2021:2925-1
Rating:	important
References:	bsc#1027519 bsc#1179148 bsc#1179246 bsc#1180491 bsc#1180846 bsc#1181989 bsc#1183243 bsc#1186428 bsc#1186429 bsc#1186433 bsc#1186434 bsc#1188050 bsc#1189373 bsc#1189376 bsc#1189378 bsc#1189380 bsc#1189381 bsc#1189882
Cross-References:	CVE-2021-0089 CVE-2021-28690 CVE-2021-28692 CVE-2021-28693 CVE-2021-28694 CVE-2021-28695 CVE-2021-28696 CVE-2021-28697 CVE-2021-28698 CVE-2021-28699 CVE-2021-28700
CVSS scores:	CVE-2021-0089 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2021-0089 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2021-28690 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2021-28690 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2021-28692 ( SUSE ): 4.2 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:L CVE-2021-28692 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H CVE-2021-28693 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2021-28693 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2021-28694 ( SUSE ): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-28694 ( NVD ): 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-28695 ( SUSE ): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-28695 ( NVD ): 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-28696 ( SUSE ): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-28696 ( NVD ): 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-28697 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-28697 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-28698 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2021-28698 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2021-28699 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-28699 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2021-28700 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2021-28700 ( NVD ): 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/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 SUSE Manager Proxy 4.0 SUSE Manager Retail Branch Server 4.0 SUSE Manager Server 4.0

An update that solves 11 vulnerabilities and has seven security fixes can now be installed.

Description:

This update for xen fixes the following issues:

Security issues fixed:

• CVE-2021-28693: xen/arm: Boot modules are not scrubbed (bsc#1186428)
• CVE-2021-28692: xen: inappropriate x86 IOMMU timeout detection / handling (bsc#1186429)
• CVE-2021-0089: xen: Speculative Code Store Bypass (bsc#1186433)

• CVE-2021-28690: xen: x86: TSX Async Abort protections not restored after S3 (bsc#1186434)

• CVE-2021-28694,CVE-2021-28695,CVE-2021-28696: IOMMU page mapping issues on x86 (XSA-378)(bsc#1189373).

• CVE-2021-28697: grant table v2 status pages may remain accessible after de-allocation (XSA-379)(bsc#1189376).
• CVE-2021-28698: long running loops in grant table handling (XSA-380)(bsc#1189378).
• CVE-2021-28699: inadequate grant-v2 status frames array bounds check (XSA-382)(bsc#1189380).
• CVE-2021-28700: No memory limit for dom0less domUs (XSA-383)(bsc#1189381).

Other issues fixed:

• Fixed "Panic on CPU 0: IO-APIC + timer doesn't work!" (bsc#1180491)
• Upstream bug fixes (bsc#1027519)
• Dom0 hangs when pinning CPUs for dom0 with HVM guest (bsc#1179246).
• Fixed Xen SLES11SP4 guest hangs on cluster (bsc#1188050).
• Fixed PVHVM SLES12 SP5 - NMI Watchdog CPU Stuck (bsc#1180846).
• Core cannot be opened when using xl dump-core of VM with PTF (bsc#1183243).
• Prevent superpage allocation in the LAPIC and ACPI_INFO range (bsc#1189882).

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-2021-2925=1
• SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-LTSS-2021-2925=1
• SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-BCL-2021-2925=1
• SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-LTSS-2021-2925=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP1
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2021-2925=1
• SUSE Manager Proxy 4.0
  zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.0-2021-2925=1
• SUSE Manager Retail Branch Server 4.0
  zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.0-2021-2925=1
• SUSE Manager Server 4.0
  zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.0-2021-2925=1
• SUSE Enterprise Storage 6
  zypper in -t patch SUSE-Storage-6-2021-2925=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-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1
• SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1 (x86_64)
  • xen-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1
• SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1 (x86_64)
  • xen-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1
• SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (x86_64)
  • xen-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP1 (x86_64)
  • xen-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1
• SUSE Manager Proxy 4.0 (x86_64)
  • xen-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1
• SUSE Manager Retail Branch Server 4.0 (x86_64)
  • xen-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1
• SUSE Manager Server 4.0 (x86_64)
  • xen-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1
• SUSE Enterprise Storage 6 (x86_64)
  • xen-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1
• SUSE CaaS Platform 4.0 (x86_64)
  • xen-libs-debuginfo-4.12.4_12-3.52.1
  • xen-debugsource-4.12.4_12-3.52.1
  • xen-libs-4.12.4_12-3.52.1
  • xen-tools-debuginfo-4.12.4_12-3.52.1
  • xen-4.12.4_12-3.52.1
  • xen-tools-domU-4.12.4_12-3.52.1
  • xen-devel-4.12.4_12-3.52.1
  • xen-tools-4.12.4_12-3.52.1
  • xen-tools-domU-debuginfo-4.12.4_12-3.52.1

References:

• https://www.suse.com/security/cve/CVE-2021-0089.html
• https://www.suse.com/security/cve/CVE-2021-28690.html
• https://www.suse.com/security/cve/CVE-2021-28692.html
• https://www.suse.com/security/cve/CVE-2021-28693.html
• https://www.suse.com/security/cve/CVE-2021-28694.html
• https://www.suse.com/security/cve/CVE-2021-28695.html
• https://www.suse.com/security/cve/CVE-2021-28696.html
• https://www.suse.com/security/cve/CVE-2021-28697.html
• https://www.suse.com/security/cve/CVE-2021-28698.html
• https://www.suse.com/security/cve/CVE-2021-28699.html
• https://www.suse.com/security/cve/CVE-2021-28700.html
• https://bugzilla.suse.com/show_bug.cgi?id=1027519
• https://bugzilla.suse.com/show_bug.cgi?id=1179148
• https://bugzilla.suse.com/show_bug.cgi?id=1179246
• https://bugzilla.suse.com/show_bug.cgi?id=1180491
• https://bugzilla.suse.com/show_bug.cgi?id=1180846
• https://bugzilla.suse.com/show_bug.cgi?id=1181989
• https://bugzilla.suse.com/show_bug.cgi?id=1183243
• https://bugzilla.suse.com/show_bug.cgi?id=1186428
• https://bugzilla.suse.com/show_bug.cgi?id=1186429
• https://bugzilla.suse.com/show_bug.cgi?id=1186433
• https://bugzilla.suse.com/show_bug.cgi?id=1186434
• https://bugzilla.suse.com/show_bug.cgi?id=1188050
• https://bugzilla.suse.com/show_bug.cgi?id=1189373
• https://bugzilla.suse.com/show_bug.cgi?id=1189376
• https://bugzilla.suse.com/show_bug.cgi?id=1189378
• https://bugzilla.suse.com/show_bug.cgi?id=1189380
• https://bugzilla.suse.com/show_bug.cgi?id=1189381
• https://bugzilla.suse.com/show_bug.cgi?id=1189882