Security update for xen

Announcement ID:	SUSE-SU-2020:1630-1
Rating:	important
References:	bsc#1157888 bsc#1158003 bsc#1158004 bsc#1158005 bsc#1158006 bsc#1158007 bsc#1161181 bsc#1167152 bsc#1168140 bsc#1168142 bsc#1169392 bsc#1172205
Cross-References:	CVE-2019-19577 CVE-2019-19578 CVE-2019-19579 CVE-2019-19580 CVE-2019-19581 CVE-2019-19583 CVE-2020-0543 CVE-2020-11739 CVE-2020-11740 CVE-2020-11741 CVE-2020-11742 CVE-2020-7211
CVSS scores:	CVE-2019-19577 ( SUSE ): 7.2 CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2019-19577 ( NVD ): 7.2 CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2019-19578 ( SUSE ): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2019-19578 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H CVE-2019-19579 ( SUSE ): 6.9 CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2019-19579 ( NVD ): 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2019-19580 ( NVD ): 6.6 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H CVE-2019-19581 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H CVE-2019-19583 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2020-0543 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2020-0543 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2020-11739 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVE-2020-11740 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVE-2020-11741 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H CVE-2020-11742 ( SUSE ): 4.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L CVE-2020-11742 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2020-7211 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVE-2020-7211 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/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 12 vulnerabilities can now be installed.

Description:

This update for xen fixes the following issues:

• CVE-2020-0543: Fixed a side channel attack against special registers which could have resulted in leaking of read values to cores other than the one which called it. This attack is known as Special Register Buffer Data Sampling (SRBDS) or "CrossTalk" (bsc#1172205).
• CVE-2020-11742: Bad continuation handling in GNTTABOP_copy (bsc#1169392).
• CVE-2020-11740, CVE-2020-11741: xen: XSA-313 multiple xenoprof issues (bsc#1168140).
• CVE-2020-11739: Missing memory barriers in read-write unlock paths (bsc#1168142).
• CVE-2019-19583: Fixed improper checks which could have allowed HVM/PVH guest userspace code to crash the guest, leading to a guest denial of service (bsc#1158004 XSA-308).
• CVE-2019-19581: Fixed a potential out of bounds on 32-bit Arm (bsc#1158003 XSA-307).
• CVE-2019-19580: Fixed a privilege escalation where a malicious PV guest administrator could have been able to escalate their privilege to that of the host (bsc#1158006 XSA-310).
• CVE-2019-19579: Fixed a privilege escalation where an untrusted domain with access to a physical device can DMA into host memory (bsc#1157888 XSA-306).
• CVE-2019-19578: Fixed an issue where a malicious or buggy PV guest could have caused hypervisor crash resulting in denial of service affecting the entire host (bsc#1158005 XSA-309).
• CVE-2019-19577: Fixed an issue where a malicious guest administrator could have caused Xen to access data structures while they are being modified leading to a crash (bsc#1158007 XSA-311).
• Xenstored Crashed during VM install (bsc#1167152)

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-8-2020-1630=1
• SUSE OpenStack Cloud 8
  zypper in -t patch SUSE-OpenStack-Cloud-8-2020-1630=1
• SUSE OpenStack Cloud Crowbar 8
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-1630=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-1630=1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2020-1630=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2020-1630=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-1630=1
• SUSE Enterprise Storage 5
  zypper in -t patch SUSE-Storage-5-2020-1630=1

Package List:

• HPE Helion OpenStack 8 (x86_64)
  • xen-libs-4.9.4_06-3.62.1
  • xen-tools-domU-4.9.4_06-3.62.1
  • xen-debugsource-4.9.4_06-3.62.1
  • xen-libs-debuginfo-4.9.4_06-3.62.1
  • xen-tools-4.9.4_06-3.62.1
  • xen-libs-32bit-4.9.4_06-3.62.1
  • xen-tools-domU-debuginfo-4.9.4_06-3.62.1
  • xen-libs-debuginfo-32bit-4.9.4_06-3.62.1
  • xen-tools-debuginfo-4.9.4_06-3.62.1
  • xen-4.9.4_06-3.62.1
  • xen-doc-html-4.9.4_06-3.62.1
• SUSE OpenStack Cloud 8 (x86_64)
  • xen-libs-4.9.4_06-3.62.1
  • xen-tools-domU-4.9.4_06-3.62.1
  • xen-debugsource-4.9.4_06-3.62.1
  • xen-libs-debuginfo-4.9.4_06-3.62.1
  • xen-tools-4.9.4_06-3.62.1
  • xen-libs-32bit-4.9.4_06-3.62.1
  • xen-tools-domU-debuginfo-4.9.4_06-3.62.1
  • xen-libs-debuginfo-32bit-4.9.4_06-3.62.1
  • xen-tools-debuginfo-4.9.4_06-3.62.1
  • xen-4.9.4_06-3.62.1
  • xen-doc-html-4.9.4_06-3.62.1
• SUSE OpenStack Cloud Crowbar 8 (x86_64)
  • xen-libs-4.9.4_06-3.62.1
  • xen-tools-domU-4.9.4_06-3.62.1
  • xen-debugsource-4.9.4_06-3.62.1
  • xen-libs-debuginfo-4.9.4_06-3.62.1
  • xen-tools-4.9.4_06-3.62.1
  • xen-libs-32bit-4.9.4_06-3.62.1
  • xen-tools-domU-debuginfo-4.9.4_06-3.62.1
  • xen-libs-debuginfo-32bit-4.9.4_06-3.62.1
  • xen-tools-debuginfo-4.9.4_06-3.62.1
  • xen-4.9.4_06-3.62.1
  • xen-doc-html-4.9.4_06-3.62.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (x86_64)
  • xen-libs-4.9.4_06-3.62.1
  • xen-tools-domU-4.9.4_06-3.62.1
  • xen-debugsource-4.9.4_06-3.62.1
  • xen-libs-debuginfo-4.9.4_06-3.62.1
  • xen-tools-4.9.4_06-3.62.1
  • xen-libs-32bit-4.9.4_06-3.62.1
  • xen-tools-domU-debuginfo-4.9.4_06-3.62.1
  • xen-libs-debuginfo-32bit-4.9.4_06-3.62.1
  • xen-tools-debuginfo-4.9.4_06-3.62.1
  • xen-4.9.4_06-3.62.1
  • xen-doc-html-4.9.4_06-3.62.1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (x86_64)
  • xen-libs-4.9.4_06-3.62.1
  • xen-tools-domU-4.9.4_06-3.62.1
  • xen-debugsource-4.9.4_06-3.62.1
  • xen-libs-debuginfo-4.9.4_06-3.62.1
  • xen-tools-4.9.4_06-3.62.1
  • xen-libs-32bit-4.9.4_06-3.62.1
  • xen-tools-domU-debuginfo-4.9.4_06-3.62.1
  • xen-libs-debuginfo-32bit-4.9.4_06-3.62.1
  • xen-tools-debuginfo-4.9.4_06-3.62.1
  • xen-4.9.4_06-3.62.1
  • xen-doc-html-4.9.4_06-3.62.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (x86_64)
  • xen-libs-4.9.4_06-3.62.1
  • xen-tools-domU-4.9.4_06-3.62.1
  • xen-debugsource-4.9.4_06-3.62.1
  • xen-libs-debuginfo-4.9.4_06-3.62.1
  • xen-tools-4.9.4_06-3.62.1
  • xen-libs-32bit-4.9.4_06-3.62.1
  • xen-tools-domU-debuginfo-4.9.4_06-3.62.1
  • xen-libs-debuginfo-32bit-4.9.4_06-3.62.1
  • xen-tools-debuginfo-4.9.4_06-3.62.1
  • xen-4.9.4_06-3.62.1
  • xen-doc-html-4.9.4_06-3.62.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (x86_64)
  • xen-libs-4.9.4_06-3.62.1
  • xen-tools-domU-4.9.4_06-3.62.1
  • xen-debugsource-4.9.4_06-3.62.1
  • xen-libs-debuginfo-4.9.4_06-3.62.1
  • xen-tools-4.9.4_06-3.62.1
  • xen-libs-32bit-4.9.4_06-3.62.1
  • xen-tools-domU-debuginfo-4.9.4_06-3.62.1
  • xen-libs-debuginfo-32bit-4.9.4_06-3.62.1
  • xen-tools-debuginfo-4.9.4_06-3.62.1
  • xen-4.9.4_06-3.62.1
  • xen-doc-html-4.9.4_06-3.62.1
• SUSE Enterprise Storage 5 (x86_64)
  • xen-libs-4.9.4_06-3.62.1
  • xen-tools-domU-4.9.4_06-3.62.1
  • xen-debugsource-4.9.4_06-3.62.1
  • xen-libs-debuginfo-4.9.4_06-3.62.1
  • xen-tools-4.9.4_06-3.62.1
  • xen-libs-32bit-4.9.4_06-3.62.1
  • xen-tools-domU-debuginfo-4.9.4_06-3.62.1
  • xen-libs-debuginfo-32bit-4.9.4_06-3.62.1
  • xen-tools-debuginfo-4.9.4_06-3.62.1
  • xen-4.9.4_06-3.62.1
  • xen-doc-html-4.9.4_06-3.62.1

References:

• https://www.suse.com/security/cve/CVE-2019-19577.html
• https://www.suse.com/security/cve/CVE-2019-19578.html
• https://www.suse.com/security/cve/CVE-2019-19579.html
• https://www.suse.com/security/cve/CVE-2019-19580.html
• https://www.suse.com/security/cve/CVE-2019-19581.html
• https://www.suse.com/security/cve/CVE-2019-19583.html
• https://www.suse.com/security/cve/CVE-2020-0543.html
• https://www.suse.com/security/cve/CVE-2020-11739.html
• https://www.suse.com/security/cve/CVE-2020-11740.html
• https://www.suse.com/security/cve/CVE-2020-11741.html
• https://www.suse.com/security/cve/CVE-2020-11742.html
• https://www.suse.com/security/cve/CVE-2020-7211.html
• https://bugzilla.suse.com/show_bug.cgi?id=1157888
• https://bugzilla.suse.com/show_bug.cgi?id=1158003
• https://bugzilla.suse.com/show_bug.cgi?id=1158004
• https://bugzilla.suse.com/show_bug.cgi?id=1158005
• https://bugzilla.suse.com/show_bug.cgi?id=1158006
• https://bugzilla.suse.com/show_bug.cgi?id=1158007
• https://bugzilla.suse.com/show_bug.cgi?id=1161181
• https://bugzilla.suse.com/show_bug.cgi?id=1167152
• https://bugzilla.suse.com/show_bug.cgi?id=1168140
• https://bugzilla.suse.com/show_bug.cgi?id=1168142
• https://bugzilla.suse.com/show_bug.cgi?id=1169392
• https://bugzilla.suse.com/show_bug.cgi?id=1172205