Security update for xen

Announcement ID:	SUSE-SU-2020:3631-1
Rating:	important
References:	bsc#1177409 bsc#1177412 bsc#1177413 bsc#1177414 bsc#1178591 bsc#1178963
Cross-References:	CVE-2020-27670 CVE-2020-27671 CVE-2020-27672 CVE-2020-27674 CVE-2020-28368
CVSS scores:	CVE-2020-27670 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVE-2020-27670 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVE-2020-27671 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVE-2020-27671 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVE-2020-27672 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVE-2020-27672 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2020-27674 ( SUSE ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2020-27674 ( NVD ): 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L CVE-2020-28368 ( SUSE ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2020-28368 ( NVD ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Affected Products:	HPE Helion OpenStack 8 SUSE Enterprise Storage 5 SUSE Linux Enterprise High Performance Computing 12 SP3 SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP3 SUSE OpenStack Cloud 8 SUSE OpenStack Cloud Crowbar 8

An update that solves five vulnerabilities and has one security fix can now be installed.

Description:

This update for xen fixes the following issues:

• bsc#1178963 - stack corruption from XSA-346 change (XSA-355)
• bsc#1177409 - CVE-2020-27674: x86 PV guest INVLPG-like flushes may leave stale TLB entries (XSA-286)
• bsc#1177412 - CVE-2020-27672: Race condition in Xen mapping code (XSA-345)
• bsc#1177413 - CVE-2020-27671: undue deferral of IOMMU TLB flushes (XSA-346)
• bsc#1177414 - CVE-2020-27670: unsafe AMD IOMMU page table updates (XSA-347)
• bsc#1178591 - CVE-2020-28368: Intel RAPL sidechannel attack aka PLATYPUS attack aka XSA-351

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:

• HPE Helion OpenStack 8
  zypper in -t patch HPE-Helion-OpenStack-8-2020-3631=1
• SUSE OpenStack Cloud 8
  zypper in -t patch SUSE-OpenStack-Cloud-8-2020-3631=1
• SUSE OpenStack Cloud Crowbar 8
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-3631=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-3631=1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2020-3631=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2020-3631=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-3631=1
• SUSE Enterprise Storage 5
  zypper in -t patch SUSE-Storage-5-2020-3631=1

Package List:

• HPE Helion OpenStack 8 (x86_64)
  • xen-tools-domU-4.9.4_14-3.77.1
  • xen-tools-4.9.4_14-3.77.1
  • xen-4.9.4_14-3.77.1
  • xen-libs-4.9.4_14-3.77.1
  • xen-tools-domU-debuginfo-4.9.4_14-3.77.1
  • xen-tools-debuginfo-4.9.4_14-3.77.1
  • xen-debugsource-4.9.4_14-3.77.1
  • xen-libs-32bit-4.9.4_14-3.77.1
  • xen-libs-debuginfo-4.9.4_14-3.77.1
  • xen-libs-debuginfo-32bit-4.9.4_14-3.77.1
  • xen-doc-html-4.9.4_14-3.77.1
• SUSE OpenStack Cloud 8 (x86_64)
  • xen-tools-domU-4.9.4_14-3.77.1
  • xen-tools-4.9.4_14-3.77.1
  • xen-4.9.4_14-3.77.1
  • xen-libs-4.9.4_14-3.77.1
  • xen-tools-domU-debuginfo-4.9.4_14-3.77.1
  • xen-tools-debuginfo-4.9.4_14-3.77.1
  • xen-debugsource-4.9.4_14-3.77.1
  • xen-libs-32bit-4.9.4_14-3.77.1
  • xen-libs-debuginfo-4.9.4_14-3.77.1
  • xen-libs-debuginfo-32bit-4.9.4_14-3.77.1
  • xen-doc-html-4.9.4_14-3.77.1
• SUSE OpenStack Cloud Crowbar 8 (x86_64)
  • xen-tools-domU-4.9.4_14-3.77.1
  • xen-tools-4.9.4_14-3.77.1
  • xen-4.9.4_14-3.77.1
  • xen-libs-4.9.4_14-3.77.1
  • xen-tools-domU-debuginfo-4.9.4_14-3.77.1
  • xen-tools-debuginfo-4.9.4_14-3.77.1
  • xen-debugsource-4.9.4_14-3.77.1
  • xen-libs-32bit-4.9.4_14-3.77.1
  • xen-libs-debuginfo-4.9.4_14-3.77.1
  • xen-libs-debuginfo-32bit-4.9.4_14-3.77.1
  • xen-doc-html-4.9.4_14-3.77.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (x86_64)
  • xen-tools-domU-4.9.4_14-3.77.1
  • xen-tools-4.9.4_14-3.77.1
  • xen-4.9.4_14-3.77.1
  • xen-libs-4.9.4_14-3.77.1
  • xen-tools-domU-debuginfo-4.9.4_14-3.77.1
  • xen-tools-debuginfo-4.9.4_14-3.77.1
  • xen-debugsource-4.9.4_14-3.77.1
  • xen-libs-32bit-4.9.4_14-3.77.1
  • xen-libs-debuginfo-4.9.4_14-3.77.1
  • xen-libs-debuginfo-32bit-4.9.4_14-3.77.1
  • xen-doc-html-4.9.4_14-3.77.1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (x86_64)
  • xen-tools-domU-4.9.4_14-3.77.1
  • xen-tools-4.9.4_14-3.77.1
  • xen-4.9.4_14-3.77.1
  • xen-libs-4.9.4_14-3.77.1
  • xen-tools-domU-debuginfo-4.9.4_14-3.77.1
  • xen-tools-debuginfo-4.9.4_14-3.77.1
  • xen-debugsource-4.9.4_14-3.77.1
  • xen-libs-32bit-4.9.4_14-3.77.1
  • xen-libs-debuginfo-4.9.4_14-3.77.1
  • xen-libs-debuginfo-32bit-4.9.4_14-3.77.1
  • xen-doc-html-4.9.4_14-3.77.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (x86_64)
  • xen-tools-domU-4.9.4_14-3.77.1
  • xen-tools-4.9.4_14-3.77.1
  • xen-4.9.4_14-3.77.1
  • xen-libs-4.9.4_14-3.77.1
  • xen-tools-domU-debuginfo-4.9.4_14-3.77.1
  • xen-tools-debuginfo-4.9.4_14-3.77.1
  • xen-debugsource-4.9.4_14-3.77.1
  • xen-libs-32bit-4.9.4_14-3.77.1
  • xen-libs-debuginfo-4.9.4_14-3.77.1
  • xen-libs-debuginfo-32bit-4.9.4_14-3.77.1
  • xen-doc-html-4.9.4_14-3.77.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (x86_64)
  • xen-tools-domU-4.9.4_14-3.77.1
  • xen-tools-4.9.4_14-3.77.1
  • xen-4.9.4_14-3.77.1
  • xen-libs-4.9.4_14-3.77.1
  • xen-tools-domU-debuginfo-4.9.4_14-3.77.1
  • xen-tools-debuginfo-4.9.4_14-3.77.1
  • xen-debugsource-4.9.4_14-3.77.1
  • xen-libs-32bit-4.9.4_14-3.77.1
  • xen-libs-debuginfo-4.9.4_14-3.77.1
  • xen-libs-debuginfo-32bit-4.9.4_14-3.77.1
  • xen-doc-html-4.9.4_14-3.77.1
• SUSE Enterprise Storage 5 (x86_64)
  • xen-tools-domU-4.9.4_14-3.77.1
  • xen-tools-4.9.4_14-3.77.1
  • xen-4.9.4_14-3.77.1
  • xen-libs-4.9.4_14-3.77.1
  • xen-tools-domU-debuginfo-4.9.4_14-3.77.1
  • xen-tools-debuginfo-4.9.4_14-3.77.1
  • xen-debugsource-4.9.4_14-3.77.1
  • xen-libs-32bit-4.9.4_14-3.77.1
  • xen-libs-debuginfo-4.9.4_14-3.77.1
  • xen-libs-debuginfo-32bit-4.9.4_14-3.77.1
  • xen-doc-html-4.9.4_14-3.77.1

References:

• https://www.suse.com/security/cve/CVE-2020-27670.html
• https://www.suse.com/security/cve/CVE-2020-27671.html
• https://www.suse.com/security/cve/CVE-2020-27672.html
• https://www.suse.com/security/cve/CVE-2020-27674.html
• https://www.suse.com/security/cve/CVE-2020-28368.html
• https://bugzilla.suse.com/show_bug.cgi?id=1177409
• https://bugzilla.suse.com/show_bug.cgi?id=1177412
• https://bugzilla.suse.com/show_bug.cgi?id=1177413
• https://bugzilla.suse.com/show_bug.cgi?id=1177414
• https://bugzilla.suse.com/show_bug.cgi?id=1178591
• https://bugzilla.suse.com/show_bug.cgi?id=1178963