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[RHSA-2018:2887-01] Important: qemu-kvm-rhev security update
Posted on 09 October 2018
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Red Hat Security Advisory
Synopsis: Important: qemu-kvm-rhev security update
Advisory ID: RHSA-2018:2887-01
Product: Red Hat Virtualization
Advisory URL: https://access.redhat.com/errata/RHSA-2018:2887
Issue date: 2018-10-09
CVE Names: CVE-2018-11806
An update for qemu-kvm-rhev is now available for Red Hat Virtualization 4
for Red Hat Enterprise Linux 7.
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 Virtualization 4 Management Agent for RHEL 7 Hosts - ppc64le, x86_64
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.
* QEMU: slirp: heap buffer overflow while reassembling fragmented datagrams
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.
Red Hat would like to thank Jskz - Zero Day Initiative (trendmicro.com) for
reporting this issue.
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
After installing this update, shut down all running virtual machines. Once
all virtual machines have shut down, start them again for this update to
5. Bugs fixed (https://bugzilla.redhat.com/):
1586245 - CVE-2018-11806 QEMU: slirp: heap buffer overflow while reassembling fragmented datagrams
1619128 - VM doesn't boot from HD [rhel-7.5.z]
6. Package List:
Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts:
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
The Red Hat security contact is <firstname.lastname@example.org>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2018 Red Hat, Inc.