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

Synopsis:          Moderate: OpenShift Container Platform 4.11.29 security update
Advisory ID:       RHSA-2023:0895-01
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:0895
Issue date:        2023-02-28
CVE Names:         CVE-2021-38561 CVE-2022-23521 CVE-2022-41903 
=====================================================================

1. Summary:

Red Hat OpenShift Container Platform release 4.11.29 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.

Security Fix(es):

* golang: out-of-bounds read in golang.org/x/text/language leads to DoS
(CVE-2021-38561)

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 4.11 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/4.11/release_notes/ocp-4-11-release-notes.html

You can download the oc tool and use it to inspect release image metadata
for x86_64, s390x, ppc64le, and aarch64 architectures. The image digests
can be found at
https://quay.io/repository/openshift-release-dev/ocp-release?tab=tags.

The sha values for the release are:

(For x86_64 architecture)
The image digest is
sha256:1105aa27f627a99a2b3a8b6257a12697b2033a44f1fa2af41491a8e66cd279ac

(For s390x architecture)
The image digest is
sha256:65ad21140d0ab515f17eefe4fe12a05cfa5dc7422c09569fd141905f0ca8052e

(For ppc64le architecture)
The image digest is
sha256:3fa53f4050d344ece7154e3aa40d2c01ec6b054aead77ace1d2f33651d0ef35d

(For aarch64 architecture)
The image digest is
sha256:8f1cac0afb3469f853e8f630c59a476ca77fa1144be761ba24d59ed261a6c425

All OpenShift Container Platform 4.11 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 CLI (oc)
or web console. Instructions for upgrading a cluster are available at
https://docs.openshift.com/container-platform/4.11/updating/updating-cluster-cli.html

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

2100495 - CVE-2021-38561 golang: out-of-bounds read in golang.org/x/text/language leads to DoS

5. JIRA issues fixed (https://issues.jboss.org/):

OCPBUGS-6002 - Add more logs to "oc extract" in mco-first boot service 
OCPBUGS-6783 - [release-4.11] gather Machine objects
OCPBUGS-6879 - Branch name should sanitised to match actual github branch name in repository plr list
OCPBUGS-7043 - "Delete dependent objects of this resource" might cause confusions
OCPBUGS-7069 - PipelineRun task status overlaps status text
OCPBUGS-7127 - Editing Pipeline in the ocp console to get information error
OCPBUGS-7510 - [release-4.11] fail early on missing node status envs
OCPBUGS-7539 - Endless rerender loop and a stuck browser on the add and topology page when SBO is installed
OCPBUGS-7590 - thanos-ruler-user-workload-1 pod is getting repeatedly re-created after upgrade do 4.10.41
OCPBUGS-7720 - set default timeouts in etcdcli

6. References:

https://access.redhat.com/security/cve/CVE-2021-38561
https://access.redhat.com/security/cve/CVE-2022-23521
https://access.redhat.com/security/cve/CVE-2022-41903
https://access.redhat.com/security/updates/classification/#moderate

7. Contact:

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

Copyright 2023 Red Hat, Inc.
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