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Red Hat: RHSA-2020-0666-01 Moderate: Qemu-KVM Security Update

red hat
Calendar Grey March 3, 2020
Dist Redhat Esm H88
Red Hat has issued a notable security patch for qemu-kvm on Enterprise Linux 7.6 EUS, tackling significant vulnerabilities.
An update for qemu-kvm is now available for Red Hat Enterprise Linux 7.6 Extended Update Support

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.

Summary

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)

Topics%20covered

Topics Covered

security advisory moderate security issue Red Hat KVM qemu-kvm enhancement update

References

https://access.redhat.com/security/cve/CVE-2019-11135 https://access.redhat.com/security/updates/classification#moderate https://access.redhat.com/articles/tsx-asynchronousabort

Package List

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6):
Source: qemu-kvm-1.5.3-160.el7_6.5.src.rpm
x86_64: 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-common-1.5.3-160.el7_6.5.x86_64.rpm qemu-kvm-debuginfo-1.5.3-160.el7_6.5.x86_64.rpm qemu-kvm-tools-1.5.3-160.el7_6.5.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.6):
Source: qemu-kvm-1.5.3-160.el7_6.5.src.rpm
x86_64: 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-common-1.5.3-160.el7_6.5.x86_64.rpm qemu-kvm-debuginfo-1.5.3-160.el7_6.5.x86_64.rpm qemu-kvm-tools-1.5.3-160.el7_6.5.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Advisory ID: RHSA-2020:0666-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0666
Issue date: 2020-03-03

Topic

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7.6Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate security issue Red Hat KVM qemu-kvm enhancement update

Relevant Releases Architectures

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) - x86_64

Red Hat Enterprise Linux Server EUS (v. 7.6) - x86_64

Bugs Fixed

1753062 - CVE-2019-11135 hw: TSX Transaction Asynchronous Abort (TAA)

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