[RHSA-2016:1001-01] Important: qemu-kvm-rhev security update

[news 28]

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Red Hat Security Advisory

 

Synopsis: Important: qemu-kvm-rhev security update

Advisory ID: RHSA-2016:1001-01

Product: Red Hat Enterprise Linux OpenStack Platform

Advisory URL: https://rhn.redhat.com/errata/RHSA-2016-1001.html

Issue date: 2016-05-10

CVE Names: CVE-2016-3710

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1. Summary:

 

An update for qemu-kvm-rhev is now available for Red Hat Enterprise Linux

OpenStack Platform 7.0 (Kilo) for RHEL 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 Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 - x86_64

 

3. Description:

 

KVM (Kernel-based Virtual Machine) is a full virtualization solution for

Linux on AMD64 and Intel 64 systems. The qemu-kvm-rhev package provides the

user-space component for running virtual machines using KVM in environments

managed by Red Hat Enterprise Virtualization Manager.

 

Security Fix:

 

* An out-of-bounds read/write access flaw was found in the way QEMU's VGA

emulation with VESA BIOS Extensions (VBE) support performed read/write

operations using I/O port methods. A privileged guest user could use

this flaw to execute arbitrary code on the host with the privileges of the

host's QEMU process. (CVE-2016-3710)

 

Red Hat would like to thank Wei Xiao (360 Marvel Team) and Qinghao Tang

(360 Marvel Team) for reporting this issue.

 

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

 

5. Bugs fixed (https://bugzilla.redhat.com/):

 

1331401 - CVE-2016-3710 qemu: incorrect banked access bounds checking in vga module

 

6. Package List:

 

Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7:

 

Source:

qemu-kvm-rhev-2.3.0-31.el7_2.13.src.rpm

 

x86_64:

libcacard-rhev-2.3.0-31.el7_2.13.x86_64.rpm

libcacard-tools-rhev-2.3.0-31.el7_2.13.x86_64.rpm

qemu-img-rhev-2.3.0-31.el7_2.13.x86_64.rpm

qemu-kvm-common-rhev-2.3.0-31.el7_2.13.x86_64.rpm

qemu-kvm-rhev-2.3.0-31.el7_2.13.x86_64.rpm

qemu-kvm-rhev-debuginfo-2.3.0-31.el7_2.13.x86_64.rpm

qemu-kvm-tools-rhev-2.3.0-31.el7_2.13.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-2016-3710

https://access.redhat.com/security/updates/classification/#important

 

8. Contact:

 

The Red Hat security contact is . More contact

details at https://access.redhat.com/security/team/contact/

 

Copyright 2016 Red Hat, Inc.

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