SUSE Security Update: Security update for qemu
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:0177-1
Rating:             low
References:         #1181361 
Cross-References:   CVE-2021-20196
CVSS scores:
                    CVE-2021-20196 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
                    CVE-2021-20196 (SUSE): 3.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L

Affected Products:
                    SUSE MicroOS 5.1
                    SUSE Linux Enterprise Module for Server Applications 15-SP3
                    SUSE Linux Enterprise Module for Basesystem 15-SP3
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for qemu fixes the following issues:

   - CVE-2021-20196: Fixed null pointer dereference that may lead to guest
     crash (bsc#1181361).


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 MicroOS 5.1:

      zypper in -t patch SUSE-SUSE-MicroOS-5.1-2022-177=1

   - SUSE Linux Enterprise Module for Server Applications 15-SP3:

      zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2022-177=1

   - SUSE Linux Enterprise Module for Basesystem 15-SP3:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2022-177=1



Package List:

   - SUSE MicroOS 5.1 (aarch64 s390x x86_64):

      qemu-5.2.0-150300.109.2
      qemu-debuginfo-5.2.0-150300.109.2
      qemu-debugsource-5.2.0-150300.109.2
      qemu-tools-5.2.0-150300.109.2
      qemu-tools-debuginfo-5.2.0-150300.109.2

   - SUSE MicroOS 5.1 (aarch64):

      qemu-arm-5.2.0-150300.109.2
      qemu-arm-debuginfo-5.2.0-150300.109.2

   - SUSE MicroOS 5.1 (noarch):

      qemu-ipxe-1.0.0+-150300.109.2
      qemu-seabios-1.14.0_0_g155821a-150300.109.2
      qemu-sgabios-8-150300.109.2
      qemu-vgabios-1.14.0_0_g155821a-150300.109.2

   - SUSE MicroOS 5.1 (x86_64):

      qemu-x86-5.2.0-150300.109.2
      qemu-x86-debuginfo-5.2.0-150300.109.2

   - SUSE MicroOS 5.1 (s390x):

      qemu-s390x-5.2.0-150300.109.2
      qemu-s390x-debuginfo-5.2.0-150300.109.2

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (aarch64 ppc64le s390x x86_64):

      qemu-5.2.0-150300.109.2
      qemu-block-curl-5.2.0-150300.109.2
      qemu-block-curl-debuginfo-5.2.0-150300.109.2
      qemu-block-iscsi-5.2.0-150300.109.2
      qemu-block-iscsi-debuginfo-5.2.0-150300.109.2
      qemu-block-rbd-5.2.0-150300.109.2
      qemu-block-rbd-debuginfo-5.2.0-150300.109.2
      qemu-block-ssh-5.2.0-150300.109.2
      qemu-block-ssh-debuginfo-5.2.0-150300.109.2
      qemu-chardev-baum-5.2.0-150300.109.2
      qemu-chardev-baum-debuginfo-5.2.0-150300.109.2
      qemu-debuginfo-5.2.0-150300.109.2
      qemu-debugsource-5.2.0-150300.109.2
      qemu-guest-agent-5.2.0-150300.109.2
      qemu-guest-agent-debuginfo-5.2.0-150300.109.2
      qemu-ksm-5.2.0-150300.109.2
      qemu-lang-5.2.0-150300.109.2
      qemu-ui-curses-5.2.0-150300.109.2
      qemu-ui-curses-debuginfo-5.2.0-150300.109.2

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (aarch64 ppc64le x86_64):

      qemu-audio-spice-5.2.0-150300.109.2
      qemu-audio-spice-debuginfo-5.2.0-150300.109.2
      qemu-chardev-spice-5.2.0-150300.109.2
      qemu-chardev-spice-debuginfo-5.2.0-150300.109.2
      qemu-hw-display-qxl-5.2.0-150300.109.2
      qemu-hw-display-qxl-debuginfo-5.2.0-150300.109.2
      qemu-hw-display-virtio-vga-5.2.0-150300.109.2
      qemu-hw-display-virtio-vga-debuginfo-5.2.0-150300.109.2
      qemu-hw-usb-redirect-5.2.0-150300.109.2
      qemu-hw-usb-redirect-debuginfo-5.2.0-150300.109.2
      qemu-ui-gtk-5.2.0-150300.109.2
      qemu-ui-gtk-debuginfo-5.2.0-150300.109.2
      qemu-ui-opengl-5.2.0-150300.109.2
      qemu-ui-opengl-debuginfo-5.2.0-150300.109.2
      qemu-ui-spice-app-5.2.0-150300.109.2
      qemu-ui-spice-app-debuginfo-5.2.0-150300.109.2
      qemu-ui-spice-core-5.2.0-150300.109.2
      qemu-ui-spice-core-debuginfo-5.2.0-150300.109.2

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (s390x x86_64):

      qemu-hw-display-virtio-gpu-5.2.0-150300.109.2
      qemu-hw-display-virtio-gpu-debuginfo-5.2.0-150300.109.2
      qemu-hw-display-virtio-gpu-pci-5.2.0-150300.109.2
      qemu-hw-display-virtio-gpu-pci-debuginfo-5.2.0-150300.109.2
      qemu-kvm-5.2.0-150300.109.2

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (aarch64):

      qemu-arm-5.2.0-150300.109.2
      qemu-arm-debuginfo-5.2.0-150300.109.2

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (ppc64le):

      qemu-ppc-5.2.0-150300.109.2
      qemu-ppc-debuginfo-5.2.0-150300.109.2

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (x86_64):

      qemu-audio-alsa-5.2.0-150300.109.2
      qemu-audio-alsa-debuginfo-5.2.0-150300.109.2
      qemu-audio-pa-5.2.0-150300.109.2
      qemu-audio-pa-debuginfo-5.2.0-150300.109.2
      qemu-x86-5.2.0-150300.109.2
      qemu-x86-debuginfo-5.2.0-150300.109.2

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (noarch):

      qemu-ipxe-1.0.0+-150300.109.2
      qemu-seabios-1.14.0_0_g155821a-150300.109.2
      qemu-sgabios-8-150300.109.2
      qemu-skiboot-5.2.0-150300.109.2
      qemu-vgabios-1.14.0_0_g155821a-150300.109.2

   - SUSE Linux Enterprise Module for Server Applications 15-SP3 (s390x):

      qemu-hw-s390x-virtio-gpu-ccw-5.2.0-150300.109.2
      qemu-hw-s390x-virtio-gpu-ccw-debuginfo-5.2.0-150300.109.2
      qemu-s390x-5.2.0-150300.109.2
      qemu-s390x-debuginfo-5.2.0-150300.109.2

   - SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x x86_64):

      qemu-debuginfo-5.2.0-150300.109.2
      qemu-debugsource-5.2.0-150300.109.2
      qemu-tools-5.2.0-150300.109.2
      qemu-tools-debuginfo-5.2.0-150300.109.2


References:

   https://www.suse.com/security/cve/CVE-2021-20196.html
   https://bugzilla.suse.com/1181361