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

Synopsis:          Moderate: OpenShift Container Platform 4.11.43 bug fix and security update
Advisory ID:       RHSA-2023:3542-01
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:3542
Issue date:        2023-06-14
CVE Names:         CVE-2021-38561 CVE-2022-4304 CVE-2022-4450 
                   CVE-2023-0215 CVE-2023-0361 CVE-2023-24540 
=====================================================================

1. Summary:

Red Hat OpenShift Container Platform release 4.11.43 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 4.11.

Red Hat Product Security has rated this update as having a security impact
of [impact]. 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 container images for Red Hat OpenShift Container
Platform 4.11.43. See the following advisory for the RPM packages for this
release:

https://access.redhat.com/errata/RHSA-2023:3541

Space precludes documenting all of the container images in this advisory.
See the following Release Notes documentation, which will be updated
shortly for this release, for details about these changes:

https://docs.openshift.com/container-platform/4.11/release_notes/ocp-4-11-release-notes.html

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.

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

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 may download the oc tool and use it to inspect release image metadata
for x86_64, s390x, ppc64le, and aarch64 architectures. The image digests
may 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:d11cd63a623d33bda744f1a886d4b55710db4d68878967be2ebcd5535fafa25d

      (For s390x architecture)
The image digest is
sha256:ff0182211e8d73877a69aec8a47c32f8b1e327bd4c9edad51bcffb576f8094dc

      (For ppc64le architecture)
The image digest is
sha256:912d94c0fd0a61c85f9f7fea9c815bee35fa0def9c719984a625b9ba1392d403

      (For aarch64 architecture)
The image digest is
sha256:724078d654fb07fc816508b70f548ada9e1241592af19e72757b7ad4d270c045

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.redhat.com/):

OCPBUGS-10719 - machines stuck in provisioned or provisioning
OCPBUGS-12750 - [alibabacloud] IPI install got bootstrap failure and without any node ready, due to enforced EIP bandwidth 5 Mbit/s
OCPBUGS-13166 - Bump to kubernetes 1.24.14
OCPBUGS-13661 - `cluster-reader` role cannot access "k8s.ovn.org" API Group resources
OCPBUGS-13820 - Excessive memory consumption of aws-ebs-csi-driver-node pods (for 4.11)
OCPBUGS-13916 - [4.11] container_network* metrics fail to report
OCPBUGS-14069 - [4.11] Fast track BZ#2196441 (Network Manager)
OCPBUGS-14288 - [4.11] Installer - provisioning interface on master node not getting ipv4 dhcp ip address from bootstrap dhcp server on OCP IPI BareMetal install
OCPBUGS-14564 - IPv6 interface and address missing in all pods - OCP 4.12-ec-2 BM IPI

6. References:

https://access.redhat.com/security/cve/CVE-2021-38561
https://access.redhat.com/security/cve/CVE-2022-4304
https://access.redhat.com/security/cve/CVE-2022-4450
https://access.redhat.com/security/cve/CVE-2023-0215
https://access.redhat.com/security/cve/CVE-2023-0361
https://access.redhat.com/security/cve/CVE-2023-24540
https://access.redhat.com/security/updates/classification/#moderate
https://docs.openshift.com/container-platform/4.11/release_notes/ocp-4-11-release-notes.html

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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