Protect yourself against future threats.
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AUSCERT External Security Bulletin Redistribution
ESB-2019.2551
Important: qemu-kvm-rhev security update
11 July 2019
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: qemu-kvm-rhev
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2018-20815
Reference: ESB-2019.2430
ESB-2019.1919
ESB-2019.1879
ESB-2019.1818
Original Bulletin:
https://access.redhat.com/errata/RHSA-2019:1723
https://access.redhat.com/errata/RHSA-2019:1743
Comment: This bulletin contains two (2) Red Hat security advisories.
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Red Hat Security Advisory
Synopsis: Important: qemu-kvm-rhev security update
Advisory ID: RHSA-2019:1723-01
Product: Red Hat Enterprise Linux OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1723
Issue date: 2019-07-09
CVE Names: CVE-2018-20815
=====================================================================
1. Summary:
An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform
10.0 (Newton).
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.
2. Relevant releases/architectures:
Red Hat OpenStack Platform 10.0 - x86_64
3. Description:
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(s) listed in the References section.
4. 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.
5. Bugs fixed (https://bugzilla.redhat.com/):
1693101 - CVE-2018-20815 QEMU: device_tree: heap buffer overflow while loading device tree blob
6. Package List:
Red Hat OpenStack Platform 10.0:
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/
7. References:
https://access.redhat.com/security/cve/CVE-2018-20815
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2019 Red Hat, Inc.
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Red Hat Security Advisory
Synopsis: Important: qemu-kvm-rhev security update
Advisory ID: RHSA-2019:1743-01
Product: Red Hat Enterprise Linux OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1743
Issue date: 2019-07-10
CVE Names: CVE-2018-20815
=====================================================================
1. Summary:
An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform
13.0 (Queens).
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.
2. Relevant releases/architectures:
Red Hat OpenStack Platform 13.0 - ppc64le, x86_64
3. Description:
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(s) listed in the References section.
4. 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.
5. Bugs fixed (https://bugzilla.redhat.com/):
1693101 - CVE-2018-20815 QEMU: device_tree: heap buffer overflow while loading device tree blob
6. Package List:
Red Hat OpenStack Platform 13.0:
Source:
qemu-kvm-rhev-2.12.0-18.el7_6.6.src.rpm
ppc64le:
qemu-img-rhev-2.12.0-18.el7_6.6.ppc64le.rpm
qemu-kvm-common-rhev-2.12.0-18.el7_6.6.ppc64le.rpm
qemu-kvm-rhev-2.12.0-18.el7_6.6.ppc64le.rpm
qemu-kvm-rhev-debuginfo-2.12.0-18.el7_6.6.ppc64le.rpm
qemu-kvm-tools-rhev-2.12.0-18.el7_6.6.ppc64le.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/
7. References:
https://access.redhat.com/security/cve/CVE-2018-20815
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2019 Red Hat, Inc.
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