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Critical Security Advisory: Red Hat OpenStack 9.0 RHSA-2019-2507-01

red hat
Calendar Grey August 15, 2019
Dist Redhat Esm H88
Essential qemu-kvm-rhev security patch for Red Hat OpenStack Platform 9.0 tackles heap overflow threats and has significant implications.
An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform 9.0 (Mitaka)

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

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):
* QEMU: device_tree: heap buffer overflow while loading device tree blob (CVE-2018-20815)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section.

Topics%20covered

Topics Covered

security advisory software update important heap overflow kvm red hat openstack qemu

References

https://access.redhat.com/security/cve/CVE-2018-20815 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat OpenStack Platform 9.0:
Source: qemu-kvm-rhev-2.12.0-18.el7_6.6.src.rpm
x86_64: qemu-img-rhev-2.12.0-18.el7_6.6.x86_64.rpm qemu-kvm-common-rhev-2.12.0-18.el7_6.6.x86_64.rpm qemu-kvm-rhev-2.12.0-18.el7_6.6.x86_64.rpm qemu-kvm-rhev-debuginfo-2.12.0-18.el7_6.6.x86_64.rpm qemu-kvm-tools-rhev-2.12.0-18.el7_6.6.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
critical
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Critical

Advisory ID: RHSA-2019:2507-01
Product: Red Hat Enterprise Linux OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2507
Issue date: 2019-08-15

Topic

An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform9.0 (Mitaka).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 software update important heap overflow kvm red hat openstack qemu

Relevant Releases Architectures

Red Hat OpenStack Platform 9.0 - x86_64

Bugs Fixed

1693101 - CVE-2018-20815 QEMU: device_tree: heap buffer overflow while loading device tree blob

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