Moderate: OpenShift Container Platform 4.11.25 security update

Topic

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.

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

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

Affected Products

• Red Hat OpenShift Container Platform 4.11 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.11 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.11 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.11 aarch64

Fixes

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

CVEs

• CVE-2021-38561

References

• https://access.redhat.com/security/updates/classification/#moderate