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AUSCERT External Security Bulletin Redistribution
Important: openvswitch security update
13 April 2016
AusCERT Security Bulletin Summary
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
CVE Names: CVE-2016-2074
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Red Hat Security Advisory
Synopsis: Important: openvswitch security update
Advisory ID: RHSA-2016:0615-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2016:0615
Issue date: 2016-04-11
CVE Names: CVE-2016-2074
Updated openvswitch packages that fix one security issue are now available
for Red Hat OpenShift Enterprise 3.1.
Red Hat Product Security has rated this update as having Important security
impact. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available from the CVE link in the
2. Relevant releases/architectures:
Red Hat OpenShift Enterprise 3.1 - noarch, x86_64
OpenShift Enterprise by Red Hat is the company's cloud computing
Platform-as-a-Service (PaaS) solution designed for on-premise or private
A buffer overflow flaw was discovered in the OVS processing of MPLS labels.
A remote attacker able to deliver a frame containing a malicious MPLS label
that would be processed by OVS could trigger the flaw and use the resulting
memory corruption to cause a denial of service (DoS) or, possibly, execute
arbitrary code. (CVE-2016-2074)
Red Hat would like to thank the Open vSwitch Project for reporting these
issues. Upstream acknowledges Kashyap Thimmaraju and Bhargava Shastry as
the original reporters of CVE-2016-2074.
This update includes the following images:
All openvswitch users are advised to upgrade to this updated package, which
contains a backported patch to correct this issue.
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
5. Bugs fixed (https://bugzilla.redhat.com/):
1318553 - CVE-2016-2074 openvswitch: MPLS buffer overflow vulnerability
6. Package List:
Red Hat OpenShift Enterprise 3.1:
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 2016 Red Hat, Inc.
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