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Red Hat Security Advisory 2020-2926-01

Red Hat Security Advisory 2020-2926-01
Posted Jul 21, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2926-01 - Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.

tags | advisory
systems | linux, redhat
advisories | CVE-2020-8558
SHA-256 | 32016e90ffef7c36d3f7fb9bf989f6cac3af9b2b2a7534be1138c6a8cb21c4dc

Red Hat Security Advisory 2020-2926-01

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

Synopsis: Moderate: OpenShift Container Platform 4.4.13 openshift-enterprise-hyperkube-container security update
Advisory ID: RHSA-2020:2926-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2926
Issue date: 2020-07-21
CVE Names: CVE-2020-8558
====================================================================
1. Summary:

An update for openshift-enterprise-hyperkube-container is now available for
Red Hat OpenShift Container Platform 4.4.

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. Description:

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

Security Fix(es):

* kubernetes: node localhost services are reachable via martian packets
(CVE-2020-8558)

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.

3. Solution:

For OpenShift Container Platform 4.4 see the following documentation, which
will be updated shortly for release 4.4.13, for important instructions on
how to upgrade your cluster and fully apply this asynchronous errata
update:

https://docs.openshift.com/container-platform/4.4/release_notes/ocp-4-4-rel
ease-notes.html

Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.4/updating/updating-cluster
- -cli.html.

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

1843358 - CVE-2020-8558 kubernetes: node localhost services reachable via martian packets

5. References:

https://access.redhat.com/security/cve/CVE-2020-8558
https://access.redhat.com/security/updates/classification/#moderate

6. Contact:

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

Copyright 2020 Red Hat, Inc.
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