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

Synopsis:          Moderate: OpenShift Container Platform 4.11.25 security update
Advisory ID:       RHSA-2023:0245-01
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:0245
Issue date:        2023-01-23
CVE Names:         CVE-2021-38561
====================================================================
1. Summary:

Red Hat OpenShift Container Platform release 4.11.25 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 container images for Red Hat OpenShift Container
Platform 4.11.25. See the following advisory for the RPM packages for this
release:

https://access.redhat.com/errata/RHBA-2023:0244

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:
+Before applying this update, make sure all previously released errata
+relevant to your system have been applied.

- -https://docs.openshift.com/container-platform/4.11/release_notes/ocp-4-11-release-notes.html
+For details on how to apply this update, refer to:

- -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
sha256:2adcf72e10e67ace02ade32467ff7e75680ec1c71545a038196e569dc3149ad0
- -
- -(For s390x architecture)
- -  The image digest is
sha256:145501ab2a579a1a02557585d1fb931f77ac10474c49aa051aa7c73b642801bc
- -
- -(For ppc64le architecture)
- -  The image digest is
sha256:7ec8a170161786b61e29405872bf896b3ca0342b969e2884c1238b444b1dab9f
- -
- -(For aarch64 architecture)
- -  The image digest is
sha256:75b7b1f10d5b19f91ff7fbf73288b8e6d57447a4cfa3ed134392da95fd7c300b
- -
- -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
+https://access.redhat.com/articles/11258

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-1727 - Regular user cannot open the debug container from pods they created
OCPBUGS-2105 - intra namespace allow network policy doesn't work after applying ingress&egress deny all network policy
OCPBUGS-3971 - CNO reporting incorrect status
OCPBUGS-4301 - Backport to 4.11 Specify resources.requests for operator pod
OCPBUGS-4304 - Backport to 4.11 Specify resources.requests for operator pod
OCPBUGS-4446 - service account token secret reference
OCPBUGS-4551 - Backport 4.11: Guard Pod Hostnames Too Long and Truncated Down Into Collisions With Other Masters
OCPBUGS-4685 - CVE-2021-38561 ose-installer-container: golang: out-of-bounds read in golang.org/x/text/language leads to DoS [openshift-4]
OCPBUGS-4945 - Empty/missing node-sizing SYSTEM_RESERVED_ES parameter can result in kubelet not starting
OCPBUGS-5472 - [vsphere-CSI-Driver-Operator] The storageclass "thin-csi" could not be re-created after deleting
OCPBUGS-5787 - ClusterResourceQuota values are not reflecting.
OCPBUGS-5790 - [vsphere-csi-driver-operator] CSI cloud.conf doesn't list multiple datacenters when specified
OCPBUGS-998 - [OpenShiftSDN ] API svc un-reachability on OCP upgrade 4.10->4.11

6. References:

https://access.redhat.com/security/cve/CVE-2021-38561
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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