Security update for xen

Announcement ID: SUSE-SU-2021:3141-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2021-28701 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2021-28701 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Products:
  • Basesystem Module 15-SP2
  • Server Applications Module 15-SP2
  • SUSE Linux Enterprise Desktop 15 SP2
  • SUSE Linux Enterprise High Performance Computing 15 SP2
  • SUSE Linux Enterprise Micro 5.0
  • SUSE Linux Enterprise Real Time 15 SP2
  • SUSE Linux Enterprise Server 15 SP2
  • SUSE Linux Enterprise Server 15 SP2 Business Critical Linux 15-SP2
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2
  • SUSE Manager Proxy 4.1
  • SUSE Manager Retail Branch Server 4.1
  • SUSE Manager Server 4.1

An update that solves one vulnerability and has one security fix can now be installed.

Description:

This update for xen fixes the following issues:

  • CVE-2021-28701: Fixed race condition in XENMAPSPACE_grant_table handling (XSA-384) (bsc#1189632).

  • Upstream bug fixes (bsc#1027519)

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:

  • Basesystem Module 15-SP2
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-3141=1
  • Server Applications Module 15-SP2
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2021-3141=1
  • SUSE Linux Enterprise Micro 5.0
    zypper in -t patch SUSE-SUSE-MicroOS-5.0-2021-3141=1

Package List:

  • Basesystem Module 15-SP2 (x86_64)
    • xen-tools-domU-debuginfo-4.13.3_04-3.37.1
    • xen-libs-debuginfo-4.13.3_04-3.37.1
    • xen-debugsource-4.13.3_04-3.37.1
    • xen-tools-domU-4.13.3_04-3.37.1
    • xen-libs-4.13.3_04-3.37.1
  • Server Applications Module 15-SP2 (x86_64)
    • xen-tools-debuginfo-4.13.3_04-3.37.1
    • xen-devel-4.13.3_04-3.37.1
    • xen-debugsource-4.13.3_04-3.37.1
    • xen-4.13.3_04-3.37.1
    • xen-tools-4.13.3_04-3.37.1
  • Server Applications Module 15-SP2 (noarch)
    • xen-tools-xendomains-wait-disk-4.13.3_04-3.37.1
  • SUSE Linux Enterprise Micro 5.0 (x86_64)
    • xen-debugsource-4.13.3_04-3.37.1
    • xen-libs-4.13.3_04-3.37.1
    • xen-libs-debuginfo-4.13.3_04-3.37.1

References: