RHSA-2026:79154 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.22.18 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 Important. 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 4.22.18. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHSA-2026:79150

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 sha256:909845d984190b49c97182be33f3919446fa2bdb44fd362046e45a98c55f3c53

(For s390x architecture)
The image digest is sha256:fc7b112435fac010ef165183eff3e5780abac2f2e8c86f9a67461bcc662722c4

(For ppc64le architecture)
The image digest is sha256:ebd1b2b30482fe7da3f8896064a9eeb181a7a2da8b72c7bd55c7ac61b0843045

(For aarch64 architecture)
The image digest is sha256:9a371f67a3b0ba3ea01d2107965124f4584680b1cdddc19520ca8983a3113d1c

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

• BZ - 2449833
• BZ - 2467815
• BZ - 2480678
• OCPBUGS-114422 - O-Cloud Manager IBI ProvisioningRequest deletion stalls when provisioning times out or fails — network-data secret not cleaned up
• OCPBUGS-122042 - Helm chart install using Chart URL throws error when version number is present in OCI link.
• OCPBUGS-123173 - E2E Tests checking ignition don't remove nft tables before checking
• OCPBUGS-127060 - [release-4.22] CertificateRevocationRequest times out after 10 minutes in HA break-glass credential tests
• OCPBUGS-128574 - Inventory reconciliation recreates operand Deployments during operator uninstall
• OCPBUGS-128622 - [release-4.22] Add fix TC 63866 failing in CI job
• OCPBUGS-128643 - Mac Flapping Observed for EgressIP when nodes being rebooted
• OCPBUGS-128831 - GCP installer quota check fails on transient Service Usage 503 errors
• OCPBUGS-128906 - Mac Flapping Observed for EgressIP when nodes being rebooted
• OCPBUGS-128961 - [OVE] Installation fails to report properly IRI and MCN status when using a signed release payload
• OCPBUGS-31495 - Rule on top of a vlan on top of bond is not working
• OCPBUGS-97665 - ClusterTemplate validation fails when ClusterImageSets use digest references (ACM 2.17+)
• OCPBUGS-98256 - infrastructureInventory API uses v1 in URLs despite major version being v2
• OCPBUGS-99286 - [4.22] External Certificates Loading for Routes is Very Slow

CVEs

• CVE-2026-33186
• CVE-2026-33814
• CVE-2026-46597

References

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