SUSE Security Update: Security update for libvirt
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:0045-2
Rating:             important
References:         #1183411 #1191668 #1192017 #1192876 #1193981 
                    #1194041 
Cross-References:   CVE-2021-3975 CVE-2021-4147
CVSS scores:
                    CVE-2021-3975 (SUSE): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-4147 (SUSE): 7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Realtime Extension 15-SP2
______________________________________________________________________________

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

Description:

   This update for libvirt fixes the following issues:

   - CVE-2021-4147: libxl: Fix libvirtd deadlocks and segfaults. (bsc#1194041)
   - CVE-2021-3975: Add missing lock in qemuProcessHandleMonitorEOF.
     (bsc#1192876)


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 Realtime Extension 15-SP2:

      zypper in -t patch SUSE-SLE-Product-RT-15-SP2-2022-45=1



Package List:

   - SUSE Linux Enterprise Realtime Extension 15-SP2 (x86_64):

      libvirt-6.0.0-13.24.1
      libvirt-admin-6.0.0-13.24.1
      libvirt-admin-debuginfo-6.0.0-13.24.1
      libvirt-client-6.0.0-13.24.1
      libvirt-client-debuginfo-6.0.0-13.24.1
      libvirt-daemon-6.0.0-13.24.1
      libvirt-daemon-config-network-6.0.0-13.24.1
      libvirt-daemon-config-nwfilter-6.0.0-13.24.1
      libvirt-daemon-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-interface-6.0.0-13.24.1
      libvirt-daemon-driver-interface-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-libxl-6.0.0-13.24.1
      libvirt-daemon-driver-libxl-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-lxc-6.0.0-13.24.1
      libvirt-daemon-driver-lxc-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-network-6.0.0-13.24.1
      libvirt-daemon-driver-network-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-nodedev-6.0.0-13.24.1
      libvirt-daemon-driver-nodedev-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-nwfilter-6.0.0-13.24.1
      libvirt-daemon-driver-nwfilter-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-qemu-6.0.0-13.24.1
      libvirt-daemon-driver-qemu-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-secret-6.0.0-13.24.1
      libvirt-daemon-driver-secret-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-storage-6.0.0-13.24.1
      libvirt-daemon-driver-storage-core-6.0.0-13.24.1
      libvirt-daemon-driver-storage-core-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-storage-disk-6.0.0-13.24.1
      libvirt-daemon-driver-storage-disk-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-storage-iscsi-6.0.0-13.24.1
      libvirt-daemon-driver-storage-iscsi-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-storage-logical-6.0.0-13.24.1
      libvirt-daemon-driver-storage-logical-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-storage-mpath-6.0.0-13.24.1
      libvirt-daemon-driver-storage-mpath-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-storage-rbd-6.0.0-13.24.1
      libvirt-daemon-driver-storage-rbd-debuginfo-6.0.0-13.24.1
      libvirt-daemon-driver-storage-scsi-6.0.0-13.24.1
      libvirt-daemon-driver-storage-scsi-debuginfo-6.0.0-13.24.1
      libvirt-daemon-hooks-6.0.0-13.24.1
      libvirt-daemon-lxc-6.0.0-13.24.1
      libvirt-daemon-qemu-6.0.0-13.24.1
      libvirt-daemon-xen-6.0.0-13.24.1
      libvirt-debugsource-6.0.0-13.24.1
      libvirt-devel-6.0.0-13.24.1
      libvirt-libs-6.0.0-13.24.1
      libvirt-libs-debuginfo-6.0.0-13.24.1
      libvirt-lock-sanlock-6.0.0-13.24.1
      libvirt-lock-sanlock-debuginfo-6.0.0-13.24.1
      libvirt-nss-6.0.0-13.24.1
      libvirt-nss-debuginfo-6.0.0-13.24.1

   - SUSE Linux Enterprise Realtime Extension 15-SP2 (noarch):

      libvirt-bash-completion-6.0.0-13.24.1
      libvirt-doc-6.0.0-13.24.1


References:

   https://www.suse.com/security/cve/CVE-2021-3975.html
   https://www.suse.com/security/cve/CVE-2021-4147.html
   https://bugzilla.suse.com/1183411
   https://bugzilla.suse.com/1191668
   https://bugzilla.suse.com/1192017
   https://bugzilla.suse.com/1192876
   https://bugzilla.suse.com/1193981
   https://bugzilla.suse.com/1194041