Security update for xen

Announcement ID: SUSE-SU-2022:3727-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2022-33746 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H
  • CVE-2022-33746 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
  • CVE-2022-33748 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H
  • CVE-2022-33748 ( NVD ): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
Affected Products:
  • Basesystem Module 15-SP4
  • openSUSE Leap 15.4
  • Server Applications Module 15-SP4
  • SUSE Linux Enterprise Desktop 15 SP4
  • SUSE Linux Enterprise High Performance Computing 15 SP4
  • SUSE Linux Enterprise Micro 5.3
  • SUSE Linux Enterprise Micro for Rancher 5.3
  • SUSE Linux Enterprise Real Time 15 SP4
  • SUSE Linux Enterprise Server 15 SP4
  • SUSE Linux Enterprise Server for SAP Applications 15 SP4
  • SUSE Manager Proxy 4.3
  • SUSE Manager Retail Branch Server 4.3
  • SUSE Manager Server 4.3

An update that solves two vulnerabilities and has four security fixes can now be installed.

Description:

This update for xen fixes the following issues:

Updated to version 4.16.2 (bsc#1027519):

  • CVE-2022-33746: Fixed DoS due to excessively long P2M pool freeing (bsc#1203806).
  • CVE-2022-33748: Fixed DoS due to race in locking (bsc#1203807).

Bugfixes:

  • Fixed Xen DomU unable to emulate audio device (bsc#1201994).
  • Fixed logic error in built-in default of max_event_channels (bsc#1167608, bsc#1201631).

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:

  • openSUSE Leap 15.4
    zypper in -t patch openSUSE-SLE-15.4-2022-3727=1
  • SUSE Linux Enterprise Micro for Rancher 5.3
    zypper in -t patch SUSE-SLE-Micro-5.3-2022-3727=1
  • SUSE Linux Enterprise Micro 5.3
    zypper in -t patch SUSE-SLE-Micro-5.3-2022-3727=1
  • Basesystem Module 15-SP4
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2022-3727=1
  • Server Applications Module 15-SP4
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2022-3727=1

Package List:

  • openSUSE Leap 15.4 (aarch64 x86_64)
    • xen-devel-4.16.2_06-150400.4.11.1
    • xen-tools-4.16.2_06-150400.4.11.1
    • xen-tools-domU-debuginfo-4.16.2_06-150400.4.11.1
    • xen-tools-domU-4.16.2_06-150400.4.11.1
    • xen-libs-debuginfo-4.16.2_06-150400.4.11.1
    • xen-libs-4.16.2_06-150400.4.11.1
    • xen-doc-html-4.16.2_06-150400.4.11.1
    • xen-4.16.2_06-150400.4.11.1
    • xen-tools-debuginfo-4.16.2_06-150400.4.11.1
    • xen-debugsource-4.16.2_06-150400.4.11.1
  • openSUSE Leap 15.4 (x86_64)
    • xen-libs-32bit-4.16.2_06-150400.4.11.1
    • xen-libs-32bit-debuginfo-4.16.2_06-150400.4.11.1
  • openSUSE Leap 15.4 (noarch)
    • xen-tools-xendomains-wait-disk-4.16.2_06-150400.4.11.1
  • SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64)
    • xen-libs-4.16.2_06-150400.4.11.1
    • xen-libs-debuginfo-4.16.2_06-150400.4.11.1
    • xen-debugsource-4.16.2_06-150400.4.11.1
  • SUSE Linux Enterprise Micro 5.3 (x86_64)
    • xen-libs-4.16.2_06-150400.4.11.1
    • xen-libs-debuginfo-4.16.2_06-150400.4.11.1
    • xen-debugsource-4.16.2_06-150400.4.11.1
  • Basesystem Module 15-SP4 (x86_64)
    • xen-tools-domU-debuginfo-4.16.2_06-150400.4.11.1
    • xen-tools-domU-4.16.2_06-150400.4.11.1
    • xen-libs-debuginfo-4.16.2_06-150400.4.11.1
    • xen-libs-4.16.2_06-150400.4.11.1
    • xen-debugsource-4.16.2_06-150400.4.11.1
  • Server Applications Module 15-SP4 (x86_64)
    • xen-devel-4.16.2_06-150400.4.11.1
    • xen-tools-4.16.2_06-150400.4.11.1
    • xen-4.16.2_06-150400.4.11.1
    • xen-tools-debuginfo-4.16.2_06-150400.4.11.1
    • xen-debugsource-4.16.2_06-150400.4.11.1
  • Server Applications Module 15-SP4 (noarch)
    • xen-tools-xendomains-wait-disk-4.16.2_06-150400.4.11.1

References: