Issued:
2020-08-03
Updated:
2020-08-03

RHSA-2020:3267 - Low: qemu-kvm-rhev security, bug fix, and enhancement update

Synopsis

Low: qemu-kvm-rhev security, bug fix, and enhancement update

Type/Severity

Security Advisory Low

Topic

An update for qemu-kvm-rhev is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7 and Red Hat Virtualization Engine 4.3.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

KVM (Kernel-based Virtual Machine) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products.

Security Fix(es):

  • CVE-2019-20382 QEMU: vnc: memory leakage upon disconnect

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • Add support for newer glusterfs (BZ#1802216)

  • Backport: Passthrough host CPU microcode version to KVM guest if using CPU passthrough to RHEL 7.7/7.8 (BZ#1791653)

  • After hot unplug virtio-net and vfio nic, hot plug vfio-pci device fails in Win2019 guest (BZ#1721403)

  • qemu-kvm-rhev: Qemu: seccomp: blacklist is not applied to all threads (BZ#1618504)

  • Fix overzealous I/O request splitting performance regression (BZ#1819253)

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/2974891

Affected Products

ProductVersionArch
Red Hat Virtualization4x86_64
Red Hat Virtualization for IBM Power LE4ppc64le
Red Hat Virtualization Manager4.3x86_64

Updated Packages

  • qemu-kvm-common-rhev-2.12.0-48.el7.ppc64le.rpm
  • qemu-kvm-tools-rhev-2.12.0-48.el7.x86_64.rpm
  • qemu-kvm-rhev-2.12.0-48.el7.ppc64le.rpm
  • qemu-kvm-tools-rhev-2.12.0-48.el7.ppc64le.rpm
  • qemu-kvm-rhev-debuginfo-2.12.0-48.el7.ppc64le.rpm
  • qemu-img-rhev-2.12.0-48.el7.x86_64.rpm
  • qemu-img-rhev-2.12.0-48.el7.ppc64le.rpm
  • qemu-kvm-rhev-2.12.0-48.el7.src.rpm
  • qemu-kvm-rhev-2.12.0-48.el7.x86_64.rpm
  • qemu-kvm-rhev-debuginfo-2.12.0-48.el7.x86_64.rpm
  • qemu-kvm-common-rhev-2.12.0-48.el7.x86_64.rpm

Fixes

CVEs

References

Additional information