Security update for xen

SUSE Security Update: Security update for xen
Announcement ID: SUSE-SU-2020:3945-1
Rating: moderate
References: #1027519 #1176782 #1179477 #1179496 #1179498 #1179501 #1179502 #1179506 #1179514 #1179516
Cross-References:CVE-2020-29130 CVE-2020-29480 CVE-2020-29481 CVE-2020-29483 CVE-2020-29484 CVE-2020-29566 CVE-2020-29570 CVE-2020-29571
Affected Products:
  • SUSE OpenStack Cloud Crowbar 8
  • SUSE OpenStack Cloud 8
  • SUSE Linux Enterprise Server for SAP 12-SP3
  • SUSE Linux Enterprise Server 12-SP3-LTSS
  • SUSE Linux Enterprise Server 12-SP3-BCL
  • SUSE Enterprise Storage 5
  • HPE Helion Openstack 8

An update that solves 8 vulnerabilities and has two fixes is now available.

Description:

This update for xen fixes the following issues:

  • CVE-2020-29480: Fixed an issue which could have allowed leak of non-sensitive data to administrator guests (bsc#117949 XSA-115).
  • CVE-2020-29481: Fixed an issue which could have allowd to new domains to inherit existing node permissions (bsc#1179498 XSA-322).
  • CVE-2020-29483: Fixed an issue where guests could disturb domain cleanup (bsc#1179502 XSA-325).
  • CVE-2020-29484: Fixed an issue where guests could crash xenstored via watchs (bsc#1179501 XSA-324).
  • CVE-2020-29566: Fixed an undue recursion in x86 HVM context switch code (bsc#1179506 XSA-348).
  • CVE-2020-29570: Fixed an issue where FIFO event channels control block related ordering (bsc#1179514 XSA-358).
  • CVE-2020-29571: Fixed an issue where FIFO event channels control structure ordering (bsc#1179516 XSA-359).
  • CVE-2020-29130: Fixed an out-of-bounds access while processing ARP packets (bsc#1179477).
  • Fixed an issue where dump-core shows missing nr_pages during core (bsc#1176782).
  • Multiple other bugs (bsc#1027519)

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 8:
    zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-3945=1
  • SUSE OpenStack Cloud 8:
    zypper in -t patch SUSE-OpenStack-Cloud-8-2020-3945=1
  • SUSE Linux Enterprise Server for SAP 12-SP3:
    zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-3945=1
  • SUSE Linux Enterprise Server 12-SP3-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-3945=1
  • SUSE Linux Enterprise Server 12-SP3-BCL:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2020-3945=1
  • SUSE Enterprise Storage 5:
    zypper in -t patch SUSE-Storage-5-2020-3945=1
  • HPE Helion Openstack 8:
    zypper in -t patch HPE-Helion-OpenStack-8-2020-3945=1

Package List:

  • SUSE OpenStack Cloud Crowbar 8 (x86_64):
    • xen-4.9.4_16-3.80.1
    • xen-debugsource-4.9.4_16-3.80.1
    • xen-doc-html-4.9.4_16-3.80.1
    • xen-libs-32bit-4.9.4_16-3.80.1
    • xen-libs-4.9.4_16-3.80.1
    • xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
    • xen-libs-debuginfo-4.9.4_16-3.80.1
    • xen-tools-4.9.4_16-3.80.1
    • xen-tools-debuginfo-4.9.4_16-3.80.1
    • xen-tools-domU-4.9.4_16-3.80.1
    • xen-tools-domU-debuginfo-4.9.4_16-3.80.1
  • SUSE OpenStack Cloud 8 (x86_64):
    • xen-4.9.4_16-3.80.1
    • xen-debugsource-4.9.4_16-3.80.1
    • xen-doc-html-4.9.4_16-3.80.1
    • xen-libs-32bit-4.9.4_16-3.80.1
    • xen-libs-4.9.4_16-3.80.1
    • xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
    • xen-libs-debuginfo-4.9.4_16-3.80.1
    • xen-tools-4.9.4_16-3.80.1
    • xen-tools-debuginfo-4.9.4_16-3.80.1
    • xen-tools-domU-4.9.4_16-3.80.1
    • xen-tools-domU-debuginfo-4.9.4_16-3.80.1
  • SUSE Linux Enterprise Server for SAP 12-SP3 (x86_64):
    • xen-4.9.4_16-3.80.1
    • xen-debugsource-4.9.4_16-3.80.1
    • xen-doc-html-4.9.4_16-3.80.1
    • xen-libs-32bit-4.9.4_16-3.80.1
    • xen-libs-4.9.4_16-3.80.1
    • xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
    • xen-libs-debuginfo-4.9.4_16-3.80.1
    • xen-tools-4.9.4_16-3.80.1
    • xen-tools-debuginfo-4.9.4_16-3.80.1
    • xen-tools-domU-4.9.4_16-3.80.1
    • xen-tools-domU-debuginfo-4.9.4_16-3.80.1
  • SUSE Linux Enterprise Server 12-SP3-LTSS (x86_64):
    • xen-4.9.4_16-3.80.1
    • xen-debugsource-4.9.4_16-3.80.1
    • xen-doc-html-4.9.4_16-3.80.1
    • xen-libs-32bit-4.9.4_16-3.80.1
    • xen-libs-4.9.4_16-3.80.1
    • xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
    • xen-libs-debuginfo-4.9.4_16-3.80.1
    • xen-tools-4.9.4_16-3.80.1
    • xen-tools-debuginfo-4.9.4_16-3.80.1
    • xen-tools-domU-4.9.4_16-3.80.1
    • xen-tools-domU-debuginfo-4.9.4_16-3.80.1
  • SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):
    • xen-4.9.4_16-3.80.1
    • xen-debugsource-4.9.4_16-3.80.1
    • xen-doc-html-4.9.4_16-3.80.1
    • xen-libs-32bit-4.9.4_16-3.80.1
    • xen-libs-4.9.4_16-3.80.1
    • xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
    • xen-libs-debuginfo-4.9.4_16-3.80.1
    • xen-tools-4.9.4_16-3.80.1
    • xen-tools-debuginfo-4.9.4_16-3.80.1
    • xen-tools-domU-4.9.4_16-3.80.1
    • xen-tools-domU-debuginfo-4.9.4_16-3.80.1
  • SUSE Enterprise Storage 5 (x86_64):
    • xen-4.9.4_16-3.80.1
    • xen-debugsource-4.9.4_16-3.80.1
    • xen-doc-html-4.9.4_16-3.80.1
    • xen-libs-32bit-4.9.4_16-3.80.1
    • xen-libs-4.9.4_16-3.80.1
    • xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
    • xen-libs-debuginfo-4.9.4_16-3.80.1
    • xen-tools-4.9.4_16-3.80.1
    • xen-tools-debuginfo-4.9.4_16-3.80.1
    • xen-tools-domU-4.9.4_16-3.80.1
    • xen-tools-domU-debuginfo-4.9.4_16-3.80.1
  • HPE Helion Openstack 8 (x86_64):
    • xen-4.9.4_16-3.80.1
    • xen-debugsource-4.9.4_16-3.80.1
    • xen-doc-html-4.9.4_16-3.80.1
    • xen-libs-32bit-4.9.4_16-3.80.1
    • xen-libs-4.9.4_16-3.80.1
    • xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
    • xen-libs-debuginfo-4.9.4_16-3.80.1
    • xen-tools-4.9.4_16-3.80.1
    • xen-tools-debuginfo-4.9.4_16-3.80.1
    • xen-tools-domU-4.9.4_16-3.80.1
    • xen-tools-domU-debuginfo-4.9.4_16-3.80.1

References: