SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:0331-1
Rating:             important
References:         #1194581 #1194588 
Cross-References:   CVE-2022-23034 CVE-2022-23035
CVSS scores:
                    CVE-2022-23034 (SUSE): 4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
                    CVE-2022-23035 (SUSE): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

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 two vulnerabilities is now available.

Description:

   This update for xen fixes the following issues:

   - CVE-2022-23034: Fixed possible DoS by a PV guest Xen while unmapping a
     grant. (XSA-394) (bsc#1194581)
   - CVE-2022-23035: Fixed insufficient cleanup of passed-through device
     IRQs. (XSA-395) (bsc#1194588)


Special Instructions and Notes:

   Please reboot the system after installing this update.

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-9-2022-331=1

   - SUSE OpenStack Cloud 9:

      zypper in -t patch SUSE-OpenStack-Cloud-9-2022-331=1

   - SUSE Linux Enterprise Server for SAP 12-SP4:

      zypper in -t patch SUSE-SLE-SAP-12-SP4-2022-331=1

   - SUSE Linux Enterprise Server 12-SP4-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2022-331=1



Package List:

   - SUSE OpenStack Cloud Crowbar 9 (x86_64):

      xen-4.11.4_26-2.68.1
      xen-debugsource-4.11.4_26-2.68.1
      xen-doc-html-4.11.4_26-2.68.1
      xen-libs-32bit-4.11.4_26-2.68.1
      xen-libs-4.11.4_26-2.68.1
      xen-libs-debuginfo-32bit-4.11.4_26-2.68.1
      xen-libs-debuginfo-4.11.4_26-2.68.1
      xen-tools-4.11.4_26-2.68.1
      xen-tools-debuginfo-4.11.4_26-2.68.1
      xen-tools-domU-4.11.4_26-2.68.1
      xen-tools-domU-debuginfo-4.11.4_26-2.68.1

   - SUSE OpenStack Cloud 9 (x86_64):

      xen-4.11.4_26-2.68.1
      xen-debugsource-4.11.4_26-2.68.1
      xen-doc-html-4.11.4_26-2.68.1
      xen-libs-32bit-4.11.4_26-2.68.1
      xen-libs-4.11.4_26-2.68.1
      xen-libs-debuginfo-32bit-4.11.4_26-2.68.1
      xen-libs-debuginfo-4.11.4_26-2.68.1
      xen-tools-4.11.4_26-2.68.1
      xen-tools-debuginfo-4.11.4_26-2.68.1
      xen-tools-domU-4.11.4_26-2.68.1
      xen-tools-domU-debuginfo-4.11.4_26-2.68.1

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

      xen-4.11.4_26-2.68.1
      xen-debugsource-4.11.4_26-2.68.1
      xen-doc-html-4.11.4_26-2.68.1
      xen-libs-32bit-4.11.4_26-2.68.1
      xen-libs-4.11.4_26-2.68.1
      xen-libs-debuginfo-32bit-4.11.4_26-2.68.1
      xen-libs-debuginfo-4.11.4_26-2.68.1
      xen-tools-4.11.4_26-2.68.1
      xen-tools-debuginfo-4.11.4_26-2.68.1
      xen-tools-domU-4.11.4_26-2.68.1
      xen-tools-domU-debuginfo-4.11.4_26-2.68.1

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

      xen-4.11.4_26-2.68.1
      xen-debugsource-4.11.4_26-2.68.1
      xen-doc-html-4.11.4_26-2.68.1
      xen-libs-32bit-4.11.4_26-2.68.1
      xen-libs-4.11.4_26-2.68.1
      xen-libs-debuginfo-32bit-4.11.4_26-2.68.1
      xen-libs-debuginfo-4.11.4_26-2.68.1
      xen-tools-4.11.4_26-2.68.1
      xen-tools-debuginfo-4.11.4_26-2.68.1
      xen-tools-domU-4.11.4_26-2.68.1
      xen-tools-domU-debuginfo-4.11.4_26-2.68.1


References:

   https://www.suse.com/security/cve/CVE-2022-23034.html
   https://www.suse.com/security/cve/CVE-2022-23035.html
   https://bugzilla.suse.com/1194581
   https://bugzilla.suse.com/1194588