Security update for qemu

SUSE Security Update: Security update for qemu
Announcement ID: SUSE-SU-2021:0521-1
Rating: important
References: #1178049 #1178565 #1179717 #1179719 #1180523 #1181639 #1181933 #1182137
Cross-References:CVE-2020-11947 CVE-2021-20181 CVE-2021-20203 CVE-2021-20221
Affected Products:
  • SUSE Linux Enterprise Module for Server Applications 15-SP2
  • SUSE Linux Enterprise Module for Basesystem 15-SP2

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

Description:

This update for qemu fixes the following issues:

  • Fixed potential privilege escalation in virtfs (CVE-2021-20181 bsc#1182137)
  • Fixed out-of-bound access in iscsi (CVE-2020-11947 bsc#1180523)
  • Fixed out-of-bound access in vmxnet3 emulation (CVE-2021-20203 bsc#1181639)
  • Fixed out-of-bound access in ARM interrupt handling (CVE-2021-20221 bsc#1181933)
  • Fixed vfio-pci device on s390 enters error state (bsc#1179717 bsc#1179719)
  • Fixed "Failed to try-restart qemu-ga@.service" error while updating the qemu-guest-agent. (bsc#1178565)
  • Apply fixes to qemu scsi passthrough with respect to timeout and error conditions, including using more correct status codes. Add more qemu tracing which helped track down these issues (bsc#1178049)

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 Module for Server Applications 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2021-521=1
  • SUSE Linux Enterprise Module for Basesystem 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-521=1

Package List:

  • SUSE Linux Enterprise Module for Server Applications 15-SP2 (aarch64 ppc64le s390x x86_64):
    • qemu-4.2.1-11.13.1
    • qemu-block-curl-4.2.1-11.13.1
    • qemu-block-curl-debuginfo-4.2.1-11.13.1
    • qemu-block-iscsi-4.2.1-11.13.1
    • qemu-block-iscsi-debuginfo-4.2.1-11.13.1
    • qemu-block-rbd-4.2.1-11.13.1
    • qemu-block-rbd-debuginfo-4.2.1-11.13.1
    • qemu-block-ssh-4.2.1-11.13.1
    • qemu-block-ssh-debuginfo-4.2.1-11.13.1
    • qemu-debuginfo-4.2.1-11.13.1
    • qemu-debugsource-4.2.1-11.13.1
    • qemu-guest-agent-4.2.1-11.13.1
    • qemu-guest-agent-debuginfo-4.2.1-11.13.1
    • qemu-lang-4.2.1-11.13.1
    • qemu-ui-spice-app-4.2.1-11.13.1
    • qemu-ui-spice-app-debuginfo-4.2.1-11.13.1
  • SUSE Linux Enterprise Module for Server Applications 15-SP2 (s390x x86_64):
    • qemu-kvm-4.2.1-11.13.1
  • SUSE Linux Enterprise Module for Server Applications 15-SP2 (ppc64le):
    • qemu-ppc-4.2.1-11.13.1
    • qemu-ppc-debuginfo-4.2.1-11.13.1
  • SUSE Linux Enterprise Module for Server Applications 15-SP2 (aarch64):
    • qemu-arm-4.2.1-11.13.1
    • qemu-arm-debuginfo-4.2.1-11.13.1
  • SUSE Linux Enterprise Module for Server Applications 15-SP2 (noarch):
    • qemu-ipxe-1.0.0+-11.13.1
    • qemu-microvm-4.2.1-11.13.1
    • qemu-seabios-1.12.1+-11.13.1
    • qemu-sgabios-8-11.13.1
    • qemu-vgabios-1.12.1+-11.13.1
  • SUSE Linux Enterprise Module for Server Applications 15-SP2 (x86_64):
    • qemu-audio-alsa-4.2.1-11.13.1
    • qemu-audio-alsa-debuginfo-4.2.1-11.13.1
    • qemu-audio-pa-4.2.1-11.13.1
    • qemu-audio-pa-debuginfo-4.2.1-11.13.1
    • qemu-ui-curses-4.2.1-11.13.1
    • qemu-ui-curses-debuginfo-4.2.1-11.13.1
    • qemu-ui-gtk-4.2.1-11.13.1
    • qemu-ui-gtk-debuginfo-4.2.1-11.13.1
    • qemu-x86-4.2.1-11.13.1
    • qemu-x86-debuginfo-4.2.1-11.13.1
  • SUSE Linux Enterprise Module for Server Applications 15-SP2 (s390x):
    • qemu-s390-4.2.1-11.13.1
    • qemu-s390-debuginfo-4.2.1-11.13.1
  • SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x x86_64):
    • qemu-debuginfo-4.2.1-11.13.1
    • qemu-debugsource-4.2.1-11.13.1
    • qemu-tools-4.2.1-11.13.1
    • qemu-tools-debuginfo-4.2.1-11.13.1

References: