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Red Hat Security Advisory 2016-2064-01

Red Hat Security Advisory 2016-2064-01
Posted Oct 18, 2016
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2016-2064-01 - Red Hat OpenShift Container Platform is the company's cloud computing Platform-as-a-Service solution designed for on-premise or private cloud deployments. Security Fix: It was found that Kubernetes did not correctly validate X.509 client intermediate certificate host name fields. An attacker could use this flaw to bypass authentication requirements by using a specially crafted X.509 certificate.

tags | advisory
systems | linux, redhat
advisories | CVE-2016-7075
SHA-256 | 7ac790d0bd5fd3aa218353b24721f042b3a1d148e74215514320782738a96160

Red Hat Security Advisory 2016-2064-01

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=====================================================================
Red Hat Security Advisory

Synopsis: Important: atomic-openshift security update
Advisory ID: RHSA-2016:2064-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2016:2064
Issue date: 2016-10-17
CVE Names: CVE-2016-7075
=====================================================================

1. Summary:

An update for atomic-openshift is now available for Red Hat OpenShift
Container Platform 3.1, 3.2, and 3.3.

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 OpenShift Container Platform 3.3 - x86_64
Red Hat OpenShift Enterprise 3.1 - x86_64
Red Hat OpenShift Enterprise 3.2 - x86_64

3. Description:

Red Hat OpenShift Container Platform is the company's cloud computing
Platform-as-a-Service (PaaS) solution designed for on-premise or private
cloud deployments.

Security Fix(es):

* It was found that Kubernetes did not correctly validate X.509 client
intermediate certificate host name fields. An attacker could use this flaw
to bypass authentication requirements by using a specially crafted X.509
certificate. (CVE-2016-7075)

This advisory contains the RPM packages for this release. See the following
advisory for the container images for this release:

https://access.redhat.com/errata/RHBA-2016:2065

All OpenShift Container Platform 3 users are advised to upgrade to these
updated images.

4. Solution:

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

To apply this update, see the following cluster upgrade documentation that
relates to your installed version of OpenShift Container Platform.

For OpenShift Container Platform 3.3:

https://docs.openshift.com/container-platform/3.3/install_config/upgrading/
automated_upgrades.html#upgrading-to-ocp-3-3-asynchronous-releases

For OpenShift Container Platform 3.2:

https://docs.openshift.com/enterprise/3.2/install_config/upgrading/automate
d_upgrades.html#upgrading-to-openshift-enterprise-3-2-asynchronous-releases

For OpenShift Container Platform 3.1:

https://docs.openshift.com/enterprise/3.1/install_config/upgrading/automate
d_upgrades.html#upgrading-to-openshift-enterprise-3-1-asynchronous-releases

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

1384112 - CVE-2016-7075 OpenShift 3: API server does not validate client-provided intermediate certificates correctly

6. Package List:

Red Hat OpenShift Enterprise 3.1:

Source:
atomic-openshift-3.1.1.8-1.git.0.d469026.el7aos.src.rpm

x86_64:
atomic-openshift-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
atomic-openshift-clients-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
atomic-openshift-clients-redistributable-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
atomic-openshift-dockerregistry-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
atomic-openshift-master-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
atomic-openshift-node-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
atomic-openshift-pod-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
atomic-openshift-recycle-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
atomic-openshift-sdn-ovs-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm
tuned-profiles-atomic-openshift-node-3.1.1.8-1.git.0.d469026.el7aos.x86_64.rpm

Red Hat OpenShift Enterprise 3.2:

Source:
atomic-openshift-3.2.1.17-1.git.0.6d01b60.el7.src.rpm

x86_64:
atomic-openshift-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
atomic-openshift-clients-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
atomic-openshift-clients-redistributable-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
atomic-openshift-dockerregistry-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
atomic-openshift-master-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
atomic-openshift-node-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
atomic-openshift-pod-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
atomic-openshift-recycle-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
atomic-openshift-sdn-ovs-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
atomic-openshift-tests-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm
tuned-profiles-atomic-openshift-node-3.2.1.17-1.git.0.6d01b60.el7.x86_64.rpm

Red Hat OpenShift Container Platform 3.3:

Source:
atomic-openshift-3.3.0.35-1.git.0.d7bd9b6.el7.src.rpm

x86_64:
atomic-openshift-3.3.0.35-1.git.0.d7bd9b6.el7.x86_64.rpm
atomic-openshift-clients-3.3.0.35-1.git.0.d7bd9b6.el7.x86_64.rpm
atomic-openshift-clients-redistributable-3.3.0.35-1.git.0.d7bd9b6.el7.x86_64.rpm
atomic-openshift-dockerregistry-3.3.0.35-1.git.0.d7bd9b6.el7.x86_64.rpm
atomic-openshift-master-3.3.0.35-1.git.0.d7bd9b6.el7.x86_64.rpm
atomic-openshift-node-3.3.0.35-1.git.0.d7bd9b6.el7.x86_64.rpm
atomic-openshift-pod-3.3.0.35-1.git.0.d7bd9b6.el7.x86_64.rpm
atomic-openshift-sdn-ovs-3.3.0.35-1.git.0.d7bd9b6.el7.x86_64.rpm
atomic-openshift-tests-3.3.0.35-1.git.0.d7bd9b6.el7.x86_64.rpm
tuned-profiles-atomic-openshift-node-3.3.0.35-1.git.0.d7bd9b6.el7.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-2016-7075
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 2016 Red Hat, Inc.
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