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4.18.29

Download the installer for your operating system or run

oc adm release extract --tools quay.io/openshift-release-dev/ocp-release:4.18.29-x86_64
Team Approvals:

Tests:

Upgrades from:

Untested upgrades: 4.17.14, 4.17.15, 4.17.17, 4.17.18, 4.17.19, 4.17.20, 4.17.21, 4.17.22, 4.17.23, 4.17.24, 4.17.25, 4.17.26, 4.17.27, 4.17.28, 4.17.29, 4.17.30, 4.17.31, 4.17.32, 4.17.33, 4.17.34, 4.17.35, 4.17.36, 4.17.38, 4.17.40, 4.17.41, 4.18.10, 4.18.13, 4.18.14, 4.18.15, 4.18.16, 4.18.17, 4.18.18, 4.18.19, 4.18.20, 4.18.22, 4.18.23, 4.18.24, 4.18.25, 4.18.4, 4.18.5, 4.18.6, 4.18.7, 4.18.8, 4.18.9

Upgrades to:


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Changes from 4.18.21

Created: 2025-11-20 13:49:30 +0000 UTC

Image Digest: sha256:8c885ea0b3c5124989f0a9b93eba98eb9fca6bbd0262772d85d90bf713a4d572

Components

FeatureGate Changes

FeatureGate Default
Hypershift
Default
SelfManagedHA
DevPreviewNoUpgrade
Hypershift
DevPreviewNoUpgrade
SelfManagedHA
TechPreviewNoUpgrade
Hypershift
TechPreviewNoUpgrade
SelfManagedHA
StreamingCollectionEncodingToJSON
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
StreamingCollectionEncodingToProtobuf
(0 tests)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)
Enabled
(New)

Rebuilt images without code change

agent-installer-api-server

agent-installer-node-agent

aws-cluster-api-controllers

aws-ebs-csi-driver-operator, azure-disk-csi-driver-operator, azure-file-csi-driver-operator, csi-driver-manila-operator, openstack-cinder-csi-driver-operator

aws-machine-controllers

azure-cluster-api-controllers

azure-machine-controllers

baremetal-cluster-api-controllers

baremetal-installer, installer, installer-altinfra, installer-artifacts

baremetal-operator

baremetal-runtimecfg

cli, cli-artifacts, deployer, tools

cloud-credential-operator

cloud-network-config-controller

cluster-authentication-operator

cluster-autoscaler

cluster-baremetal-operator

cluster-cloud-controller-manager-operator

cluster-config-api

cluster-etcd-operator

cluster-kube-apiserver-operator

cluster-kube-controller-manager-operator

cluster-monitoring-operator

cluster-network-operator

cluster-node-tuning-operator

cluster-samples-operator

cluster-storage-operator

cluster-version-operator

console

console-operator

container-networking-plugins, containernetworking-plugins-microshift

coredns

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

csi-external-resizer

csi-external-snapshotter, csi-snapshot-controller, csi-snapshot-validation-webhook

csi-node-driver-registrar

docker-registry

etcd

gcp-cluster-api-controllers

gcp-machine-controllers

hyperkube, kube-proxy, pod

hypershift

ibmcloud-cluster-api-controllers

ibmcloud-machine-controllers

insights-operator

ironic

kube-rbac-proxy

kube-storage-version-migrator

kubevirt-csi-driver

machine-api-operator

machine-config-operator

monitoring-plugin

multus-admission-controller

multus-networkpolicy

multus-whereabouts-ipam-cni

must-gather

network-interface-bond-cni

network-metrics-daemon

networking-console-plugin

oauth-apiserver

oauth-proxy

oc-mirror

olm-catalogd

olm-operator-controller

openshift-controller-manager

operator-framework-tools, operator-lifecycle-manager, operator-registry

operator-marketplace

ovn-kubernetes, ovn-kubernetes-microshift

powervs-machine-controllers

prometheus

prometheus-config-reloader, prometheus-operator, prometheus-operator-admission-webhook

tests

vsphere-cluster-api-controllers

vsphere-problem-detector


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