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Red Hat Security Advisory 2019-3940-01

Red Hat Security Advisory 2019-3940-01
Posted Nov 21, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-3940-01 - Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the runC container image for Red Hat OpenShift Container Platform 4.1.24. The runC tool is a lightweight, portable implementation of the Open Container Format that provides a container runtime. Issues addressed include a bypass vulnerability.

tags | advisory, bypass
systems | linux, redhat
advisories | CVE-2019-16884
SHA-256 | 045b84ea8814928ca54c94cf63e44cd51a238001881845f9dd7453b6c10dbdb4

Red Hat Security Advisory 2019-3940-01

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

Synopsis: Moderate: OpenShift Container Platform 4.1.24 runc security update
Advisory ID: RHSA-2019:3940-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2019:3940
Issue date: 2019-11-21
CVE Names: CVE-2019-16884
=====================================================================

1. Summary:

An update for runc is now available for Red Hat OpenShift Container
Platform 4.1.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 4.1 - x86_64

3. Description:

Red Hat OpenShift Container Platform is Red Hat's cloud computing
Kubernetes application platform solution designed for on-premise or private
cloud deployments.

This advisory contains the runC container image for Red Hat OpenShift
Container Platform 4.1.24. The runC tool is a lightweight, portable
implementation of the Open Container Format (OCF) that provides a container
runtime.

Security Fix(es):

* runc: AppArmor/SELinux bypass with malicious image that specifies a
volume at the /proc directory (CVE-2019-16884)

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 OpenShift Container Platform 4.1 see the following documentation, which
will be updated shortly for release 4.1.24, for important instructions on
how to upgrade your cluster and fully apply this asynchronous errata
update:

https://docs.openshift.com/container-platform/4.1/release_notes/ocp-4-1-rel
ease-notes.html

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

1757214 - CVE-2019-16884 runc: AppArmor/SELinux bypass with malicious image that specifies a volume at /proc

6. Package List:

Red Hat OpenShift Container Platform 4.1:

Source:
runc-1.0.0-62.rc8.rhaos4.1.git3cbe540.el8.src.rpm

x86_64:
runc-1.0.0-62.rc8.rhaos4.1.git3cbe540.el8.x86_64.rpm
runc-debuginfo-1.0.0-62.rc8.rhaos4.1.git3cbe540.el8.x86_64.rpm
runc-debugsource-1.0.0-62.rc8.rhaos4.1.git3cbe540.el8.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-2019-16884
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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