RHSA-2026:48693 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.22.8 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 4.22.

Red Hat Product Security has rated this update as having a security impact of Critical. 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 4.22.8. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHBA-2026:48691

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.redhat.com/en/documentation/openshift_container_platform/4.22/html/release_notes/

Solution

For OpenShift Container Platform 4.22 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.redhat.com/en/documentation/openshift_container_platform/4.22/html/release_notes/

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 as follows:

(For x86_64 architecture)
The image digest is sha256:7480aa0eac4f9d0b698538c54fa21555f3b6fe91cd23be9879f6264918193364

(For s390x architecture)
The image digest is sha256:fd338d11415e37d2e6f4918e1751a4b64fb41ea28ff1315a4c1d67da7543d662

(For ppc64le architecture)
The image digest is sha256:2ec94920675f485e42f463cb9978db87a6bf692a90e7d31c709c42818822d0b6

(For aarch64 architecture)
The image digest is sha256:a184f7b6d752cea1136a3f3ce8f33130f24e8704fc86ee7faf689e29648fa5d9

All OpenShift Container Platform 4.22 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.redhat.com/en/documentation/openshift_container_platform/4.22/html-single/updating_clusters/index#updating-cluster-cli.

Affected Products

• Red Hat OpenShift Container Platform

Fixes

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• https://redhat.atlassian.net/browse/OCPBUGS-57309 - '0 B' is shown on details page when create pvc with 'EiB' unit.
• https://redhat.atlassian.net/browse/OCPBUGS-65476 - ingress ClusterOperator relatedObjects missing ClusterRole
• https://redhat.atlassian.net/browse/OCPBUGS-77379 - Incorrect translations for 'CatalogSources' and 'OperatorGroups' in locales/{xx}/olm.json
• https://redhat.atlassian.net/browse/OCPBUGS-86568 - [release-4.22] BGP sessions fail to establish on IPv6 single-stack clusters due to invalid router-id 0.0.0.0
• https://redhat.atlassian.net/browse/OCPBUGS-87957 - [release-4.22] Kube-state metrics pod is in Error state as failing to parse the cron job schedule
• https://redhat.atlassian.net/browse/OCPBUGS-97921 - False positive ClusterNetworkCIDRConflict on KubeVirt NodePools due to OVN-Kubernetes overlay IP detection
• https://redhat.atlassian.net/browse/OCPBUGS-98153 - [release-4.22]: Missing RELATED_IMAGE for runtime-extractor on HyperShift
• https://redhat.atlassian.net/browse/OCPBUGS-99299 - HCP AWS | cloud API bypass fails when management cluster requires a proxy
• https://redhat.atlassian.net/browse/OCPBUGS-99442 - Alertmanager crashes when the configuration includes mute/active intervals with a timezone location
• https://redhat.atlassian.net/browse/OCPBUGS-99545 - [release-4.22] - '0 B' is shown on details page when create pvc with 'EiB' unit.
• https://redhat.atlassian.net/browse/OCPBUGS-99548 - [release-4.22] - Incorrect translations for 'CatalogSources' and 'OperatorGroups' in locales/{xx}/olm.json
• https://redhat.atlassian.net/browse/OCPBUGS-99556 - Update agent-installer-utils to use agent-preinstall-image-builder from quay-proxy
• https://redhat.atlassian.net/browse/OCPBUGS-99640 - EgressIP pod-to-pod connectivity fails across different clusterNetwork CIDRs due to missing cross-subnet no-reroute policies
• https://redhat.atlassian.net/browse/OCPBUGS-99748 - [release-4.22] CMO: fallback to kube-system/global-pull-secret for telemeter-client token
• https://redhat.atlassian.net/browse/OCPBUGS-99767 - /etc/localtime /usr/share/zoneinfo vanished from ART base images in 4.20.29 4.21.24 4.22.0
• https://redhat.atlassian.net/browse/OCPBUGS-99906 - Update OVE UI Konflux references

CVEs

• CVE-2026-12143
• CVE-2026-16242
• CVE-2026-39829
• CVE-2026-44240
• CVE-2026-45736
• CVE-2026-46597
• CVE-2026-49978

References

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