Alerts This Week
Warning Icon 1 714
Alerts This Week
Warning Icon 1 714

RedHat: RHSA-2020-4115-01 Critical Security Update for Virtualization Host

red hat
Calendar Grey September 30, 2020
Dist Redhat Esm H88
This enhancement strengthens defenses for Red Hat Virtualization, fortifying system reliability and addressing critical weaknesses.
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

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.
The following packages have been upgraded to a later upstream version: redhat-release-virtualization-host (4.3.11), redhat-virtualization-host (4.3.11). (BZ#1868307, BZ#1878044)
Security Fix(es):
* grub2: Crafted grub.cfg file can lead to arbitrary code execution during boot process (CVE-2020-10713)
* QEMU: usb: out-of-bounds r/w access issue while processing usb packets (CVE-2020-14364)
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.

Topics%20covered

Topics Covered

security advisory arbitrary code execution important red hat enterprise out-of-bounds access virtualization host red hat virtualization

References

https://access.redhat.com/security/cve/CVE-2020-10713 https://access.redhat.com/security/cve/CVE-2020-14364 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/security/vulnerabilities/grub2bootloader

Package List

Red Hat Virtualization 4 Hypervisor for RHEL 7:
Source: redhat-virtualization-host-4.3.11-20200922.0.el7_9.src.rpm
noarch: redhat-virtualization-host-image-update-4.3.11-20200922.0.el7_9.noarch.rpm
RHEL 7-based RHEV-H for RHEV 4 (build requirements):
Source: redhat-release-virtualization-host-4.3.11-1.el7ev.src.rpm redhat-virtualization-host-4.3.11-20200922.0.el7_9.src.rpm
noarch: redhat-virtualization-host-image-update-4.3.11-20200922.0.el7_9.noarch.rpm redhat-virtualization-host-image-update-placeholder-4.3.11-1.el7ev.noarch.rpm
x86_64: redhat-release-virtualization-host-4.3.11-1.el7ev.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/


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:4115-01
Product: Red Hat Virtualization
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4115
Issue date: 2020-09-30

Topic

An update for redhat-release-virtualization-host andredhat-virtualization-host is now available for Red Hat Virtualization 4for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory arbitrary code execution important red hat enterprise out-of-bounds access virtualization host red hat virtualization

Relevant Releases Architectures

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

Red Hat Virtualization 4 Hypervisor for RHEL 7 - noarch

Bugs Fixed

1825243 - CVE-2020-10713 grub2: Crafted grub.cfg file can lead to arbitrary code execution during boot process

1845590 - Rebase redhat-virtualization-host on RHV 4.3.111868307 - Rebase RHV-H 4.3.11 on Ansible 2.9.13

1869201 - CVE-2020-14364 QEMU: usb: out-of-bounds r/w access issue while processing usb packets

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here