Security update for xen

Announcement ID:	SUSE-SU-2021:2957-1
Rating:	important
References:	bsc#1182654 bsc#1186429 bsc#1186433 bsc#1186434 bsc#1187369 bsc#1187376 bsc#1187378 bsc#1189373 bsc#1189376 bsc#1189378 bsc#1189380 bsc#1189882
Cross-References:	CVE-2021-0089 CVE-2021-20255 CVE-2021-28690 CVE-2021-28692 CVE-2021-28694 CVE-2021-28695 CVE-2021-28696 CVE-2021-28697 CVE-2021-28698 CVE-2021-28699 CVE-2021-3592 CVE-2021-3594 CVE-2021-3595
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-2021-20255 ( SUSE ): 3.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L CVE-2021-20255 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H 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-2021-28694 ( 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-2021-3592 ( SUSE ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3592 ( NVD ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3594 ( SUSE ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3594 ( NVD ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3595 ( SUSE ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3595 ( NVD ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Affected Products:	HPE Helion OpenStack 8 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 13 vulnerabilities can now be installed.

Description:

This update for xen fixes the following issues:

• CVE-2021-3594: slirp: invalid pointer initialization may lead to information disclosure (udp)(bsc#1187378).
• CVE-2021-3595: slirp: invalid pointer initialization may lead to information disclosure (tftp)(bsc#1187376).
• 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-2021-20255: Fixed stack overflow via infinite recursion in eepro100 (bsc#1182654)
• CVE-2021-28690: xen: x86: TSX Async Abort protections not restored after S3 (bsc#1186434)
• CVE-2021-28692: xen: inappropriate x86 IOMMU timeout detection / handling (bsc#1186429)
• CVE-2021-28694,CVE-2021-28695,CVE-2021-28696: IOMMU page mapping issues on x86 (XSA-378)(bsc#1189373).
• CVE-2021-0089: xen: Speculative Code Store Bypass (bsc#1186433)
• CVE-2021-28697: grant table v2 status pages may remain accessible after de-allocation (XSA-379)(bsc#1189376).

• CVE-2021-3592: slirp: invalid pointer initialization may lead to information disclosure (bootp)(bsc#1187369).

• 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:

• HPE Helion OpenStack 8
  zypper in -t patch HPE-Helion-OpenStack-8-2021-2957=1
• SUSE OpenStack Cloud 8
  zypper in -t patch SUSE-OpenStack-Cloud-8-2021-2957=1
• SUSE OpenStack Cloud Crowbar 8
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-2957=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2021-2957=1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2021-2957=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2021-2957=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2021-2957=1

Package List:

• HPE Helion OpenStack 8 (x86_64)
  • xen-tools-4.9.4_20-3.91.1
  • xen-libs-debuginfo-32bit-4.9.4_20-3.91.1
  • xen-tools-debuginfo-4.9.4_20-3.91.1
  • xen-libs-32bit-4.9.4_20-3.91.1
  • xen-4.9.4_20-3.91.1
  • xen-tools-domU-4.9.4_20-3.91.1
  • xen-tools-domU-debuginfo-4.9.4_20-3.91.1
  • xen-debugsource-4.9.4_20-3.91.1
  • xen-libs-debuginfo-4.9.4_20-3.91.1
  • xen-doc-html-4.9.4_20-3.91.1
  • xen-libs-4.9.4_20-3.91.1
• SUSE OpenStack Cloud 8 (x86_64)
  • xen-tools-4.9.4_20-3.91.1
  • xen-libs-debuginfo-32bit-4.9.4_20-3.91.1
  • xen-tools-debuginfo-4.9.4_20-3.91.1
  • xen-libs-32bit-4.9.4_20-3.91.1
  • xen-4.9.4_20-3.91.1
  • xen-tools-domU-4.9.4_20-3.91.1
  • xen-tools-domU-debuginfo-4.9.4_20-3.91.1
  • xen-debugsource-4.9.4_20-3.91.1
  • xen-libs-debuginfo-4.9.4_20-3.91.1
  • xen-doc-html-4.9.4_20-3.91.1
  • xen-libs-4.9.4_20-3.91.1
• SUSE OpenStack Cloud Crowbar 8 (x86_64)
  • xen-tools-4.9.4_20-3.91.1
  • xen-libs-debuginfo-32bit-4.9.4_20-3.91.1
  • xen-tools-debuginfo-4.9.4_20-3.91.1
  • xen-libs-32bit-4.9.4_20-3.91.1
  • xen-4.9.4_20-3.91.1
  • xen-tools-domU-4.9.4_20-3.91.1
  • xen-tools-domU-debuginfo-4.9.4_20-3.91.1
  • xen-debugsource-4.9.4_20-3.91.1
  • xen-libs-debuginfo-4.9.4_20-3.91.1
  • xen-doc-html-4.9.4_20-3.91.1
  • xen-libs-4.9.4_20-3.91.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (x86_64)
  • xen-tools-4.9.4_20-3.91.1
  • xen-libs-debuginfo-32bit-4.9.4_20-3.91.1
  • xen-tools-debuginfo-4.9.4_20-3.91.1
  • xen-libs-32bit-4.9.4_20-3.91.1
  • xen-4.9.4_20-3.91.1
  • xen-tools-domU-4.9.4_20-3.91.1
  • xen-tools-domU-debuginfo-4.9.4_20-3.91.1
  • xen-debugsource-4.9.4_20-3.91.1
  • xen-libs-debuginfo-4.9.4_20-3.91.1
  • xen-doc-html-4.9.4_20-3.91.1
  • xen-libs-4.9.4_20-3.91.1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (x86_64)
  • xen-tools-4.9.4_20-3.91.1
  • xen-libs-debuginfo-32bit-4.9.4_20-3.91.1
  • xen-tools-debuginfo-4.9.4_20-3.91.1
  • xen-libs-32bit-4.9.4_20-3.91.1
  • xen-4.9.4_20-3.91.1
  • xen-tools-domU-4.9.4_20-3.91.1
  • xen-tools-domU-debuginfo-4.9.4_20-3.91.1
  • xen-debugsource-4.9.4_20-3.91.1
  • xen-libs-debuginfo-4.9.4_20-3.91.1
  • xen-doc-html-4.9.4_20-3.91.1
  • xen-libs-4.9.4_20-3.91.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (x86_64)
  • xen-tools-4.9.4_20-3.91.1
  • xen-libs-debuginfo-32bit-4.9.4_20-3.91.1
  • xen-tools-debuginfo-4.9.4_20-3.91.1
  • xen-libs-32bit-4.9.4_20-3.91.1
  • xen-4.9.4_20-3.91.1
  • xen-tools-domU-4.9.4_20-3.91.1
  • xen-tools-domU-debuginfo-4.9.4_20-3.91.1
  • xen-debugsource-4.9.4_20-3.91.1
  • xen-libs-debuginfo-4.9.4_20-3.91.1
  • xen-doc-html-4.9.4_20-3.91.1
  • xen-libs-4.9.4_20-3.91.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (x86_64)
  • xen-tools-4.9.4_20-3.91.1
  • xen-libs-debuginfo-32bit-4.9.4_20-3.91.1
  • xen-tools-debuginfo-4.9.4_20-3.91.1
  • xen-libs-32bit-4.9.4_20-3.91.1
  • xen-4.9.4_20-3.91.1
  • xen-tools-domU-4.9.4_20-3.91.1
  • xen-tools-domU-debuginfo-4.9.4_20-3.91.1
  • xen-debugsource-4.9.4_20-3.91.1
  • xen-libs-debuginfo-4.9.4_20-3.91.1
  • xen-doc-html-4.9.4_20-3.91.1
  • xen-libs-4.9.4_20-3.91.1

References:

• https://www.suse.com/security/cve/CVE-2021-0089.html
• https://www.suse.com/security/cve/CVE-2021-20255.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-2021-28694.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-2021-3592.html
• https://www.suse.com/security/cve/CVE-2021-3594.html
• https://www.suse.com/security/cve/CVE-2021-3595.html
• https://bugzilla.suse.com/show_bug.cgi?id=1182654
• 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=1187369
• https://bugzilla.suse.com/show_bug.cgi?id=1187376
• https://bugzilla.suse.com/show_bug.cgi?id=1187378
• 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=1189882