SUSE-SU-2021:3181-1: moderate: Security update for xen

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:3181-1
Rating:             moderate
References:         #1027519 #1189632 
Cross-References:   CVE-2021-28701
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

Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP5
                    SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________

   An update that solves one vulnerability and has one errata
   is now available.

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 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 Linux Enterprise Software Development Kit 12-SP5:

      zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-3181=1

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3181=1



Package List:

   - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 x86_64):

      xen-debugsource-4.12.4_14-3.52.1
      xen-devel-4.12.4_14-3.52.1

   - SUSE Linux Enterprise Server 12-SP5 (x86_64):

      xen-4.12.4_14-3.52.1
      xen-debugsource-4.12.4_14-3.52.1
      xen-doc-html-4.12.4_14-3.52.1
      xen-libs-32bit-4.12.4_14-3.52.1
      xen-libs-4.12.4_14-3.52.1
      xen-libs-debuginfo-32bit-4.12.4_14-3.52.1
      xen-libs-debuginfo-4.12.4_14-3.52.1
      xen-tools-4.12.4_14-3.52.1
      xen-tools-debuginfo-4.12.4_14-3.52.1
      xen-tools-domU-4.12.4_14-3.52.1
      xen-tools-domU-debuginfo-4.12.4_14-3.52.1


References:

   https://www.suse.com/security/cve/CVE-2021-28701.html
   https://bugzilla.suse.com/1027519
   https://bugzilla.suse.com/1189632