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Red Hat Security Advisory 2019-3942-01

Red Hat Security Advisory 2019-3942-01
Posted Nov 21, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-3942-01 - 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 openshift container images for Red Hat OpenShift Container Platform 4.1.24. A weak permission vulnerability was addressed.

tags | advisory
systems | linux, redhat
advisories | CVE-2019-11244
MD5 | 6f76b6ac1603e38ed6cb954d788173c4

Red Hat Security Advisory 2019-3942-01

Change Mirror Download
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=====================================================================
Red Hat Security Advisory

Synopsis: Low: OpenShift Container Platform 4.1.24 openshift security update
Advisory ID: RHSA-2019:3942-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2019:3942
Issue date: 2019-11-21
CVE Names: CVE-2019-11244
=====================================================================

1. Summary:

An update for openshift 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 Low. 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 openshift container images for Red Hat OpenShift
Container Platform 4.1.24.

Security Fix(es):

* A flaw was found in kubectl that leaves http-cache files with read/write
permissions for any user. In conjunction with a non-default value for
- --cache-dir, this could lead to the cache content being placed in a
location accessible to other users in the system. (CVE-2019-11244)

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/):

1703209 - CVE-2019-11244 kubernetes: Schema info written with world-writeable permissions when cached

6. Package List:

Red Hat OpenShift Container Platform 4.1:

Source:
openshift-4.1.24-201911080309.git.0.c41acf2.el7.src.rpm

x86_64:
openshift-clients-4.1.24-201911080309.git.0.c41acf2.el7.x86_64.rpm
openshift-clients-redistributable-4.1.24-201911080309.git.0.c41acf2.el7.x86_64.rpm
openshift-hyperkube-4.1.24-201911080309.git.0.c41acf2.el7.x86_64.rpm

Red Hat OpenShift Container Platform 4.1:

Source:
openshift-4.1.24-201911080309.git.0.c41acf2.el8.src.rpm

x86_64:
openshift-clients-4.1.24-201911080309.git.0.c41acf2.el8.x86_64.rpm
openshift-clients-redistributable-4.1.24-201911080309.git.0.c41acf2.el8.x86_64.rpm
openshift-hyperkube-4.1.24-201911080309.git.0.c41acf2.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-2019-11244
https://access.redhat.com/security/updates/classification/#low

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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