SUSE-SU-2021:2955-1: important: Security update for xen

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Fri Sep 3 16:29:01 UTC 2021


   SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:2955-1
Rating:             important
References:         #1181254 #1182654 #1186429 #1186433 #1186434 
                    #1187369 #1187376 #1187378 #1189373 #1189376 
                    #1189378 #1189380 #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-2021-3308 CVE-2021-3592
                    CVE-2021-3594 CVE-2021-3595
CVSS scores:
                    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 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    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-2021-28694 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-28695 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-28696 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-28697 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-28698 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-28699 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-3308 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-3308 (SUSE): 5.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
                    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-2021-3592 (SUSE): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
                    CVE-2021-3594 (NVD) : 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
                    CVE-2021-3594 (SUSE): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
                    CVE-2021-3595 (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

Affected Products:
                    SUSE OpenStack Cloud Crowbar 9
                    SUSE OpenStack Cloud 9
                    SUSE Linux Enterprise Server for SAP 12-SP4
                    SUSE Linux Enterprise Server 12-SP4-LTSS
______________________________________________________________________________

   An update that fixes 14 vulnerabilities is now available.

Description:

   This update for xen fixes the following issues:

   Security issues fixed:

   - CVE-2021-28698: long running loops in grant table handling
     (XSA-380)(bsc#1189378).
   - CVE-2021-28697: grant table v2 status pages may remain accessible after
     de-allocation (XSA-379)(bsc#1189376).
   - CVE-2021-28694,CVE-2021-28695,CVE-2021-28696: IOMMU page mapping issues
     on x86 (XSA-378)(bsc#1189373).
   - CVE-2021-28699: inadequate grant-v2 status frames array bounds check
     (XSA-382)(bsc#1189380).
   - CVE-2021-28692: xen: inappropriate x86 IOMMU timeout detection /
     handling (bsc#1186429)
   - CVE-2021-28690: xen: x86: TSX Async Abort protections not restored after
     S3 (bsc#1186434)
   - CVE-2021-0089: xen: Speculative Code Store Bypass (bsc#1186433)
   - CVE-2021-20255: Fixed stack overflow via infinite recursion in eepro100
     (bsc#1182654)
   - CVE-2021-3592: slirp: invalid pointer initialization may lead to
     information disclosure (bootp)(bsc#1187369).
   - 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-2021-3308: Fixed IRQ vector leak on x86 (XSA-360)(bsc#1181254).

   - Prevent superpage allocation in the LAPIC and ACPI_INFO range
     (bsc#1189882).


Patch Instructions:

   To install this SUSE Security 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 OpenStack Cloud Crowbar 9:

      zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-2955=1

   - SUSE OpenStack Cloud 9:

      zypper in -t patch SUSE-OpenStack-Cloud-9-2021-2955=1

   - SUSE Linux Enterprise Server for SAP 12-SP4:

      zypper in -t patch SUSE-SLE-SAP-12-SP4-2021-2955=1

   - SUSE Linux Enterprise Server 12-SP4-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2021-2955=1



Package List:

   - SUSE OpenStack Cloud Crowbar 9 (x86_64):

      xen-4.11.4_20-2.60.1
      xen-debugsource-4.11.4_20-2.60.1
      xen-doc-html-4.11.4_20-2.60.1
      xen-libs-32bit-4.11.4_20-2.60.1
      xen-libs-4.11.4_20-2.60.1
      xen-libs-debuginfo-32bit-4.11.4_20-2.60.1
      xen-libs-debuginfo-4.11.4_20-2.60.1
      xen-tools-4.11.4_20-2.60.1
      xen-tools-debuginfo-4.11.4_20-2.60.1
      xen-tools-domU-4.11.4_20-2.60.1
      xen-tools-domU-debuginfo-4.11.4_20-2.60.1

   - SUSE OpenStack Cloud 9 (x86_64):

      xen-4.11.4_20-2.60.1
      xen-debugsource-4.11.4_20-2.60.1
      xen-doc-html-4.11.4_20-2.60.1
      xen-libs-32bit-4.11.4_20-2.60.1
      xen-libs-4.11.4_20-2.60.1
      xen-libs-debuginfo-32bit-4.11.4_20-2.60.1
      xen-libs-debuginfo-4.11.4_20-2.60.1
      xen-tools-4.11.4_20-2.60.1
      xen-tools-debuginfo-4.11.4_20-2.60.1
      xen-tools-domU-4.11.4_20-2.60.1
      xen-tools-domU-debuginfo-4.11.4_20-2.60.1

   - SUSE Linux Enterprise Server for SAP 12-SP4 (x86_64):

      xen-4.11.4_20-2.60.1
      xen-debugsource-4.11.4_20-2.60.1
      xen-doc-html-4.11.4_20-2.60.1
      xen-libs-32bit-4.11.4_20-2.60.1
      xen-libs-4.11.4_20-2.60.1
      xen-libs-debuginfo-32bit-4.11.4_20-2.60.1
      xen-libs-debuginfo-4.11.4_20-2.60.1
      xen-tools-4.11.4_20-2.60.1
      xen-tools-debuginfo-4.11.4_20-2.60.1
      xen-tools-domU-4.11.4_20-2.60.1
      xen-tools-domU-debuginfo-4.11.4_20-2.60.1

   - SUSE Linux Enterprise Server 12-SP4-LTSS (x86_64):

      xen-4.11.4_20-2.60.1
      xen-debugsource-4.11.4_20-2.60.1
      xen-doc-html-4.11.4_20-2.60.1
      xen-libs-32bit-4.11.4_20-2.60.1
      xen-libs-4.11.4_20-2.60.1
      xen-libs-debuginfo-32bit-4.11.4_20-2.60.1
      xen-libs-debuginfo-4.11.4_20-2.60.1
      xen-tools-4.11.4_20-2.60.1
      xen-tools-debuginfo-4.11.4_20-2.60.1
      xen-tools-domU-4.11.4_20-2.60.1
      xen-tools-domU-debuginfo-4.11.4_20-2.60.1


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-2021-3308.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/1181254
   https://bugzilla.suse.com/1182654
   https://bugzilla.suse.com/1186429
   https://bugzilla.suse.com/1186433
   https://bugzilla.suse.com/1186434
   https://bugzilla.suse.com/1187369
   https://bugzilla.suse.com/1187376
   https://bugzilla.suse.com/1187378
   https://bugzilla.suse.com/1189373
   https://bugzilla.suse.com/1189376
   https://bugzilla.suse.com/1189378
   https://bugzilla.suse.com/1189380
   https://bugzilla.suse.com/1189882



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