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

RHSA-2020:0666 - Moderate: qemu-kvm security and enhancement update

Synopsis

Moderate: qemu-kvm security and enhancement update

Type/Severity

Security Advisory Moderate

Topic

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7.6 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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

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

Security Fix(es):

  • hw: TSX Transaction Asynchronous Abort (TAA) (CVE-2019-11135)

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.

Enhancement(s):

  • [Intel 7.8 FEAT] MDS_NO exposure to guest - qemu-kvm (BZ#1755332)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect.

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions7.6x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support7.6x86_64
Red Hat Enterprise Linux Server - TUS7.6x86_64
Red Hat Enterprise Linux Server - AUS7.6x86_64
Red Hat Enterprise Linux EUS Compute Node7.6x86_64

Updated Packages

  • qemu-img-1.5.3-160.el7_6.5.x86_64.rpm
  • qemu-kvm-1.5.3-160.el7_6.5.x86_64.rpm
  • qemu-kvm-tools-1.5.3-160.el7_6.5.x86_64.rpm
  • qemu-kvm-common-1.5.3-160.el7_6.5.x86_64.rpm
  • qemu-kvm-1.5.3-160.el7_6.5.src.rpm
  • qemu-kvm-debuginfo-1.5.3-160.el7_6.5.x86_64.rpm

Fixes

CVEs

References

Additional information