A OpenShift Container Platform 4.6.53 security update has been released.

RHSA-2022:0026-06: Low: OpenShift Container Platform 4.6.53 security update

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Red Hat Security Advisory

Synopsis: Low: OpenShift Container Platform 4.6.53 security update
Advisory ID: RHSA-2022:0026-01
Product: Red Hat OpenShift Enterprise
Advisory URL:   https://access.redhat.com/errata/RHSA-2022:0026
Issue date: 2022-01-12
CVE Names: CVE-2021-39241 CVE-2021-40346 CVE-2021-45105
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1. Summary:

Red Hat OpenShift Container Platform release 4.6.53 is now available with
updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container
Platform 4.6.

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. 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 4.6.53. See the following advisory for the container images for
this release:

  https://access.redhat.com/errata/RHBA-2022:0025

Security Fix(es):

* log4j-core: DoS in log4j 2.x with Thread Context Map (MDC) input data
contains a recursive lookup and context lookup pattern (CVE-2021-45105)

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 4.6 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/4.6/release_notes/ocp-4-6-release-notes.html

Details on how to access this content are available at
  https://docs.openshift.com/container-platform/4.6/updating/updating-cluster-cli.html

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

2034067 - CVE-2021-45105 log4j-core: DoS in log4j 2.x with Thread Context Map (MDC) input data contains a recursive lookup and context lookup pattern

5. References:

  https://access.redhat.com/security/cve/CVE-2021-39241
  https://access.redhat.com/security/cve/CVE-2021-40346
  https://access.redhat.com/security/cve/CVE-2021-45105
  https://access.redhat.com/security/updates/classification/#low

6. Contact:

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

Copyright 2022 Red Hat, Inc.