Home / mailings [RHSA-2020:1300-01] Important: qemu-kvm-rhev security update
Posted on 02 April 2020
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Important: qemu-kvm-rhev security update
Advisory ID: RHSA-2020:1300-01
Product: Red Hat OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1300
Issue date: 2020-04-02
CVE Names: CVE-2020-1711 CVE-2020-7039 CVE-2020-8608
=====================================================================
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 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: block: iscsi: OOB heap access via an unexpected response of iSCSI
Server (CVE-2020-1711)
* QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu()
(CVE-2020-7039)
* QEMU: slirp: potential OOB access due to unsafe snprintf() usages
(CVE-2020-8608)
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/):
1791551 - CVE-2020-7039 QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu()
1794290 - CVE-2020-1711 QEMU: block: iscsi: OOB heap access via an unexpected response of iSCSI Server
1798453 - CVE-2020-8608 QEMU: Slirp: potential OOB access due to unsafe snprintf() usages
6. Package List:
Red Hat OpenStack Platform 10.0:
Source:
qemu-kvm-rhev-2.12.0-33.el7_7.10.src.rpm
x86_64:
qemu-img-rhev-2.12.0-33.el7_7.10.x86_64.rpm
qemu-kvm-common-rhev-2.12.0-33.el7_7.10.x86_64.rpm
qemu-kvm-rhev-2.12.0-33.el7_7.10.x86_64.rpm
qemu-kvm-rhev-debuginfo-2.12.0-33.el7_7.10.x86_64.rpm
qemu-kvm-tools-rhev-2.12.0-33.el7_7.10.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-2020-1711
https://access.redhat.com/security/cve/CVE-2020-7039
https://access.redhat.com/security/cve/CVE-2020-8608
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 2020 Red Hat, Inc.
