Hash: SHA256
=====================================================================
Red Hat Security Advisory
Synopsis: Moderate: OpenShift Container Platform 4.7.5 security
and bug fix update
Advisory ID: RHSA-2021:1007-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1007
Issue date: 2021-04-05
CVE Names: CVE-2021-3121 CVE-2021-20206
=====================================================================
1. Summary:
Red Hat OpenShift Container Platform release 4.7.5 is now
available with
updates to packages and images that fix several bugs and add
enhancements.
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.
This advisory contains the RPM packages for Red Hat OpenShift
Container
Platform 4.7.5. See the following advisory for the container images
for
this release:
https://access.redhat.com/errata/RHSA-2021:1005
All OpenShift Container Platform 4.7 users are advised to
upgrade to these
updated packages and images when they are available in the
appropriate
release channel. To check for available updates, use the OpenShift
Console
or the CLI oc command. Instructions for upgrading a cluster are
available
at
https://docs.openshift.com/container-platform/4.7/updating/updating-cluster
-
-between-minor.html#understanding-upgrade-channels_updating-cluster-between
- -minor
Security Fix(es):
* gogo/protobuf: plugin/unmarshal/unmarshal.go lacks certain
index
validation (CVE-2021-3121)
* containernetworking-cni: Arbitrary path injection via type
field in CNI
configuration (CVE-2021-20206)
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.
Bug Fix(es):
* Reports that has specified a retention should not be requeued
in the sync
handler (BZ#1929042)
* Placeholder bug for OCP 4.7.0 extras release (BZ#1944017)
3. Solution:
For OpenShift Container Platform 4.7 see the following
documentation, which
will be updated shortly for this release, for important
instructions on how
to upgrade your cluster and fully apply this asynchronous errata
update:
https://docs.openshift.com/container-platform/4.7/release_notes/ocp-4-7-rel
ease-notes.html
Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.7/updating/updating-cluster
- -cli.html.
4. Bugs fixed (https://bugzilla.redhat.com/):
1919391 - CVE-2021-20206 containernetworking-cni: Arbitrary path
injection via type field in CNI configuration
1921650 - CVE-2021-3121 gogo/protobuf:
plugin/unmarshal/unmarshal.go lacks certain index validation
1929042 - Reports that has specified a retention should not be
requeued in the sync handler
1944017 - Placeholder bug for OCP 4.7.0 extras release
5. References:
https://access.redhat.com/security/cve/CVE-2021-3121
https://access.redhat.com/security/cve/CVE-2021-20206
https://access.redhat.com/security/updates/classification/#moderate
6. Contact:
The Red Hat security contact is <
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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