4.21.0-0.ci-2026-05-07-003508

Download the installer for your operating system or run

oc adm release extract --tools registry.ci.openshift.org/ocp/release:4.21.0-0.ci-2026-05-07-003508

Team Approvals:

Tests:

Blocking jobs
- aws-ovn-upgrade-4.21-minor Succeeded (1 retry) periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-aws-ovn-upgrade
  - Attempt 1 Failed
  - Attempt 2 Succeeded
- azure-ovn-upgrade-4.21-minor Succeeded periodic-ci-openshift-release-main-ci-4.21-upgrade-from-stable-4.20-e2e-azure-ovn-upgrade
- gcp-ovn-upgrade-4.21-micro Succeeded (1 retry) periodic-ci-openshift-release-main-ci-4.21-e2e-gcp-ovn-upgrade
  - Attempt 1 Failed
  - Attempt 2 Succeeded
- hypershift-e2e-aks Succeeded periodic-ci-openshift-hypershift-release-4.21-periodics-e2e-aks
- hypershift-e2e-aws Succeeded periodic-ci-openshift-hypershift-release-4.21-periodics-e2e-aws-ovn
Async jobs
- claude-payload-agent Succeeded periodic-ci-openshift-release-main-claude-payload-agent-no-slack

Upgrades from:

Upgrades to:

Changes from 4.21.0-0.ci-2026-05-06-064918

Created: 2026-05-07 00:39:40 +0000 UTC

Image Digest: sha256:209869b2c9446e953c41d2049fb278ec73d37dc2b14e915c6bb209426e540e45

Kubectl 1.34.1
Kubernetes 1.34.7
Kubernetes Tests 1.34.1
Red Hat Enterprise Linux CoreOS 10.2.20260423-0

The CoreOS links above are for the base CoreOS layer used to build the OpenShift node image and do not contain OpenShift components. This is normally only useful to devs working closely with the CoreOS team. For info about the node image, see the Node Image Info section.

OCPBUGS-80847, OCPBUGS-80848, OCPBUGS-80849: Bump google.golang.org/grpc to v1.79.3 for CVE-2026-33186[Release-4.21] #1289
Full changelog

OCPBUGS-84978: Skip image-registry operator tests for Libvirt platform in upgrade jobs. #31123
Full changelog

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Source code for this page located on github