4.21.0-0.ci-2026-04-24-081540

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oc adm release extract --tools registry.ci.openshift.org/ocp/release:4.21.0-0.ci-2026-04-24-081540

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Changes from 4.21.0-0.ci-2026-04-21-165544

Created: 2026-04-24 08:15:59 +0000 UTC

Image Digest: sha256:add4f3e92f0825425919aca24fd3806833c89940e79058aedb96cd0291dcdb4f

Kubectl 1.34.1
Kubernetes 1.34.6
Kubernetes Tests 1.34.1
Red Hat Enterprise Linux CoreOS upgraded from 10.2.20260408-0 to 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.

etcd git 806f690e sha256:05f9556bda126722daddd12712638c834dbd7f06ff657685b5f44acd6b7e5160
installer-etcd-artifacts git 806f690e sha256:59eed426ccc7b6d6f069bb7f60567d88e3bbeac4c5de0249bae47617e09285f4
ovn-kubernetes git 9c42aa99 sha256:fc329b168808e1aee151d0491c8d559a4e7ee64c1e507a6add28b85e8f4df920
ovn-kubernetes-microshift git 9c42aa99 sha256:a8deb8b0f00e7b6bde357c0719f27c9d2abdfb70c6a8f16e321dd696136538fb
rhel-coreos git 10f1a2e7 sha256:91d7d11c09c31179f3e0b387a03651adc49460255719d838f95b8752bc550932
rhel-coreos-10 git 10f1a2e7 sha256:c316c0c748ce8f1ed7061f1ba975fb3de4cef3b0cf794455c46eef70f7835a65
rhel-coreos-10-extensions git 10f1a2e7 sha256:3e74bdd3107f23f64bf38674e8feea8f41e37a9c66d7e4c9f1dd72189787a585
rhel-coreos-extensions git 10f1a2e7 sha256:9249cbc8118ef0e2b401851fb68d9bf6c4309d37c67d5ddeee73076b5b56c880

OCPBUGS-83494: remove dev to admin links as dev monitoring views are enabled #16164
Full changelog

OCPBUGS-82546: Only print catalog rebuild message if there are catalogs to rebuild #1388
OCPBUGS-82543: Fix printing collection messages with 0 collection items #1387
OCPBUGS-81743: Remove status field from CatalogSource, ClusterCatalog… #1383
Full changelog

OCPBUGS-80870: CVE-2026-33186 openshift4/ose-thanos-rhel9: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation [openshift-4.21] #174
Full changelog

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