4.20.0-0.nightly-2026-06-05-230804

Download the installer for your operating system or run

oc adm release extract --tools quay.io/openshift-release-dev/dev-release:4.20.0-0.nightly-2026-06-05-230804

Team Approvals:

Tests:

Blocking jobs
- aws-ovn-serial-1of2 Succeeded periodic-ci-openshift-release-main-nightly-4.20-e2e-aws-ovn-serial-1of2
- aws-ovn-serial-2of2 Succeeded periodic-ci-openshift-release-main-nightly-4.20-e2e-aws-ovn-serial-2of2
- aws-ovn-single-node-upgrade-4.20-micro Succeeded periodic-ci-openshift-release-main-ci-4.20-e2e-aws-upgrade-ovn-single-node
- aws-ovn-upgrade-4.20-micro-fips Succeeded periodic-ci-openshift-release-main-nightly-4.20-e2e-aws-ovn-upgrade-fips
- azure-ovn-upgrade-4.20-micro Succeeded periodic-ci-openshift-release-main-ci-4.20-e2e-azure-ovn-upgrade
- driver-toolkit Succeeded periodic-ci-openshift-release-main-nightly-4.20-e2e-aws-driver-toolkit
- fips-scan Succeeded periodic-ci-openshift-release-main-nightly-4.20-fips-payload-scan
- gcp-ovn-rt-upgrade-4.20-minor Succeeded periodic-ci-openshift-release-main-ci-4.20-upgrade-from-stable-4.19-e2e-gcp-ovn-rt-upgrade
- hypershift-ovn-conformance-4.20 Succeeded periodic-ci-openshift-hypershift-release-4.20-periodics-e2e-aws-ovn-conformance
- metal-ipi-ovn-ipv6 Succeeded periodic-ci-openshift-release-main-nightly-4.20-e2e-metal-ipi-ovn-ipv6
- microshift-ovn-conformance-parallel Succeeded periodic-ci-openshift-microshift-release-4.20-periodics-e2e-aws-ovn-ocp-conformance
- microshift-ovn-conformance-serial Succeeded (1 retry) periodic-ci-openshift-microshift-release-4.20-periodics-e2e-aws-ovn-ocp-conformance-serial
  - Attempt 1 Failed
  - Attempt 2 Succeeded
Async jobs
- claude-payload-agent Succeeded periodic-ci-openshift-release-main-claude-payload-agent-no-slack

Upgrades from:

Upgrades to:

4.21.0-0.nightly-2026-06-06-082521 (changes) - S S F S S S S
4.20.0-0.nightly-2026-06-06-035735 (changes) - S F S S

Loading changelog, this may take a while ...

Changes from 4.20.0-0.nightly-2026-06-04-112504

Created: 2026-06-05 23:09:47 +0000 UTC

Image Digest: sha256:99448ffbe01b6f18287382a91ef8fd3f7669bd1df235cd567af3ce41a35b7503

Components

Kubectl 1.33.3
Kubernetes 1.33.12
Kubernetes Tests 1.33.4
Red Hat Enterprise Linux CoreOS upgraded from 9.6.20260602-0 to 9.6.20260605-0

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.

FeatureGate Changes

FeatureGate	Default Hypershift	Default SelfManagedHA	DevPreviewNoUpgrade Hypershift	DevPreviewNoUpgrade SelfManagedHA	TechPreviewNoUpgrade Hypershift	TechPreviewNoUpgrade SelfManagedHA
GatewayAPIWithoutOLM (0 tests)

Rebuilt images without code change

agent-installer-ui git 1f0fec5e sha256:1e689cd6a09f40f3bacdd21d7323d45db7d7fa4a7d75f1c025fe26e50271ae04
cluster-node-tuning-operator git 73801cc2 sha256:e44b2253bf472ba46d78e67e698e25dc964902d5504e00b5cbb61ccd566f0d18
driver-toolkit git 62e1f604 sha256:db471724ded6e65b7ff521c31b182225e994699146ac3b9461ea5d5681dba136
ironic git 4b0fc45c sha256:62533ac629f8ae80090ad612fb1985ddc2e425dd196937e1782f09984f2b2e68
ironic-agent git 652b8b4d sha256:dbae08abd34ceb4d2a8a35d44f3cbf59b2bd54723696c42904f8fa9f91eb2248
ironic-machine-os-downloader git 6c92e542 sha256:db25fabd1fbdbbb234a011b235be165449d41cfaf71a141bb5bcb63074e38741
machine-config-operator git 1bee530c sha256:bc08067105dc1828d7cbf7c1f0971508586b65d5e4462d04a0a0aa6086bca868
machine-os-images git 2a17f01c sha256:95043132faac273f429916be436cec536924f19c1862a60ebbab8805062b8d17
monitoring-plugin git 8e62a3b7 sha256:75844319912d2f96c45418677095189e79ff97353e753133b52cea4d367fed59
network-tools git 26d09174 sha256:44c23cb672b9a52dcb1614a83d413b5ca3a7d2defb6ff3752df3dbeb00be0c71
networking-console-plugin git c9c1a9f5 sha256:62e293c5e528efee72919af94eb9a1be7f4c946141c1e00d04add4db2ec74648
rhel-coreos git ee943c37 sha256:22104b34957083b1c352e2b9cd034cb8f3ff3dd81c8854ee78a82b876c19754c
rhel-coreos-extensions git ee943c37 sha256:3acb4e9beae87b01fca72b8a5227839ee42ecad4ce363b4e0b931e0492f21673
tests git a99b2765 sha256:9d3c36877d21d67f0ba72e8f7e6d0739970681ac69fc5d5e167b8ca8d89a7fb4
tools git 02b0b2d9 sha256:3f307a46651da7b6b7b7a041d8edb6313a6fc7d9aa62d4e3efcbe6086204e698

baremetal-installer, installer, installer-artifacts

OCPBUGS-77834: Update RHCOS-release-4.20 bootimage metadata to 9.6.20260512-0 #10580
Full changelog

cluster-config-api

OCPBUGS-85155: Backport GatewayAPIWithoutOLM feature gate as disabled #2871
OCPBUGS-86849: Add labelSelector to MachineSet status for scale subresource #2867
Full changelog

console

OCPBUGS-86872: Fix Shipwright detail pages crashing with React error #310 #16527
OCPBUGS-87100: fix trailing quote in prometheus query #16552
Full changelog

csi-driver-manila, openstack-cinder-csi-driver, openstack-cloud-controller-manager

OCPBUGS-80668: bump google.golang.org/grpc@v1.79.3 #385
Full changelog

hypershift

NO-JIRA: remove path filter from control-plane-operator pipelines #8666
Full changelog

olm-catalogd, olm-operator-controller

OCPBUGS-86968: catalogd: clean up orphaned temp dirs in catalog storage #744
Full changelog

Node Image Info

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