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Red Hat 7: RHSA-2019-3860 Important: Virtualization Host Security Fix

red hat
Calendar Grey November 12, 2019
Dist Redhat Esm H88
Crucial patch released for Red Hat Virtualization servers to mitigate severe security vulnerabilities.
An update for redhat-release-virtualization-host and redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7 and Red Hat Virtualiz...

Solution

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

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

Summary

The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts (RHVH) are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks.
The ovirt-node-ng packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts (RHVH) are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks.
Security Fix(es):
* hw: Machine Check Error on Page Size Change (IFU) (CVE-2018-12207)
* hw: TSX Transaction Asynchronous Abort (TAA) (CVE-2019-11135)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory update important red hat virtualization machine check error transaction abort redhat release

References

https://access.redhat.com/security/cve/CVE-2018-12207 https://access.redhat.com/security/cve/CVE-2019-11135 https://access.redhat.com/security/updates/classification#important https://access.redhat.com/security/vulnerabilities/ifu-page-mce https://access.redhat.com/articles/tsx-asynchronousabort

Package List

Red Hat Virtualization 4.2 Hypervisor for RHEL 7.6 EUS:
Source: redhat-release-virtualization-host-4.2-16.1.el7.src.rpm redhat-virtualization-host-4.2-20191107.0.el7_6.src.rpm
noarch: redhat-virtualization-host-image-update-4.2-20191107.0.el7_6.noarch.rpm redhat-virtualization-host-image-update-placeholder-4.2-16.1.el7.noarch.rpm
x86_64: redhat-release-virtualization-host-4.2-16.1.el7.x86_64.rpm redhat-release-virtualization-host-content-4.2-16.1.el7.x86_64.rpm
RHEL 7-based RHEV-H for RHEV 4.2 (build requirements):
Source: redhat-release-virtualization-host-4.2-16.1.el7.src.rpm
noarch: redhat-virtualization-host-image-update-placeholder-4.2-16.1.el7.noarch.rpm
x86_64: redhat-release-virtualization-host-4.2-16.1.el7.x86_64.rpm
Red Hat Virtualization 4 Hypervisor for RHEL 7:
Source: redhat-virtualization-host-4.3.6-20191108.0.el7_7.src.rpm
noarch: redhat-virtualization-host-image-update-4.3.6-20191108.0.el7_7.noarch.rpm
RHEL 7-based RHEV-H for RHEV 4 (build requirements):
Source: redhat-release-virtualization-host-4.3.6-5.el7ev.src.rpm redhat-virtualization-host-4.3.6-20191108.0.el7_7.src.rpm
noarch: redhat-virtualization-host-image-update-4.3.6-20191108.0.el7_7.noarch.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:3860-01
Product: Red Hat Virtualization
Advisory URL: https://access.redhat.com/errata/RHSA-2019:3860
Issue date: 2019-11-12

Topic

An update for redhat-release-virtualization-host and redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7 and Red Hat Virtualization 4.2 for Red Hat Enterprise Linux 7.6 EUS.

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

Topics%20covered

Topics Covered

security advisory update important red hat virtualization machine check error transaction abort redhat release

Relevant Releases Architectures

RHEL 7-based RHEV-H for RHEV 4 (build requirements) - noarch, x86_64

RHEL 7-based RHEV-H for RHEV 4.2 (build requirements) - noarch, x86_64

Red Hat Virtualization 4 Hypervisor for RHEL 7 - noarch

Red Hat Virtualization 4.2 Hypervisor for RHEL 7.6 EUS - noarch, x86_64

Bugs Fixed

1646768 - CVE-2018-12207 hw: Machine Check Error on Page Size Change (IPU)

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

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