4.18.4

Download the installer for your operating system or run

oc adm release extract --tools quay.io/openshift-release-dev/ocp-release:4.18.4-ppc64le

Team Approvals:

No tests for this release

Upgrades from:

Untested upgrades: 4.17.11, 4.17.12, 4.17.13, 4.17.14, 4.17.15, 4.17.16, 4.17.17, 4.17.18, 4.17.19, 4.17.20, 4.18.1, 4.18.2, 4.18.3

Loading changelog, this may take a while ...

Changes from 4.18.3

Created: 2025-03-07 15:04:07 +0000 UTC

Image Digest: sha256:5df510f9d63ec31215a16cf0e08b0d9834d51c700666814cd3b6cb66b5572833

Components

Kubectl 1.31.1
Kubernetes 1.31.6
Kubernetes Tests upgraded from 1.31.1 to 1.31.6
Red Hat Enterprise Linux CoreOS upgraded from 418.94.202502250906-0 to 418.94.202503061016-0 (diff)

Removed images

ovirt-machine-controllers

Rebuilt images without code change

driver-toolkit git 2e139edc sha256:8b2d7f8911d7bcc84a24d13fa2f4f034b17c010ce593819ce061b73505c5e94a
monitoring-plugin git a5a82997 sha256:2f27289a528cb09557bf96044c4f2fc97ea4047dc5cab4d5a0e4947bd10535c0
network-tools git f76635f2 sha256:740abc2c25f7a220c3dfbdceb3b41e9aa27c042af5acc6044ee5735cd8647f58
networking-console-plugin git d9f7f31c sha256:2bcada5f70511fb3454f6fe34912e72f565c3835daf6343bd8415e487db452db
powervs-block-csi-driver git d36aea34 sha256:75f9bc8a32a4aedcb4d3f738afe18a0ed50dded8c787e20c127cb0462ade0bb3
rhel-coreos sha256:fe2c9f4fd3e195eae8761129e68b933d709dbaccfb78a1a6dafdaf65ff1e441e
rhel-coreos-extensions sha256:cab62c59fa5fb7dce9ed0380ecf1f64ce13b3148c0290cfa46b2687ad5317753
tools git eb9bc9b0 sha256:5d94f520f7961a2b9c0c35340e2697d8e371a84c0c7b652ccc7807d37d2369a1

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

OCPBUGS-51211: Fixes panic during GCP tags fetch due to unstable network #9513
OCPBUGS-49885: [Nutanix] Install multi-NICs cluster failed with failureDomains #9440
Full changelog

baremetal-operator

OCPBUGS-45250: Remove dataImage finalizer if BMH is missing #389
Full changelog

cluster-config-api

OCPBUGS-51295, OCPBUGS-51380: Reject new NodeStatus with revision set #2215
OCPBUGS-51295: [release-4.18] Add the option to test ratcheting validations within integration tests #2217
Full changelog

cluster-ingress-operator

OCPBUGS-48377: Add e2e tests for IdleConnectionTerminationPolicy #1194
OCPBUGS-48377: Add support for IdleConnectionTerminationPolicy #1188
Full changelog

cluster-network-operator

OCPBUGS-41178: Updating cluster-network-operator-container image to be consistent with ART for 4.18 #2491
Full changelog

cluster-node-tuning-operator

OCPBUGS-51088: E2E: Add configuration tests related to align cpus by uncorecache feature (#1298) #1298
e2e: common way to fetch poolName (#1255) (#1300) #1255
Full changelog

cluster-storage-operator

OCPBUGS-51320: fix Vsphere cluster Storage operator in Unavailable state #558
Full changelog

console

OCPBUGS-50609: update the Deployment pod on change in imageStream #14757
OCPBUGS-50648: add support for “OpenShift Virtualization Engine” valid subscription filter on OperatorHub #14761
OCPBUGS-51086: Show Observe section without PROMETHEUS and MONITORING flags #14784
OCPBUGS-48798: Pipeline visualisation shows all tasks as Failed and after that goes to Running state #14698
OCPBUGS-51180: Linkify OLM operator uninstall message #14789
OCPBUGS-51149: Do not load CSRs if user does not have permissions #14787
Full changelog

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

OCPBUGS-43430: Merge https://github.com/kubernetes/cloud-provider-openstack:release-1.31 into release-4.18 #312
Full changelog

docker-builder

OCPBUGS-46580: buildah dependency bump to 1.37.6 #453
Full changelog

etcd

ETCD-708: Rebase etcd 3.5.18 openshift 4.18 #307
Full changelog

haproxy-router

OCPBUGS-48377: Add support for IdleCloseTerminationPolicy #647
Full changelog

hypershift

OCPBUGS-52417: [release-4.18] refactor aws identity health check into new controller #5770
OCPBUGS-51375: use registryOverrides when automaitcally retrieving catalog images for hosted control plane #5723
Full changelog

machine-api-operator

OCPBUGS-51263: Drop oVirt support #1333
Full changelog

machine-config-operator

[release 4.18] OCPBUGS-50954: In OCL, MCPs are reporting Updating=false while the image is being built #4859
OCPBUGS-50865: Make resolv-prepender env file optional #4855
OCPBUGS-48809: Enable nmstate-configuration on all platforms #4804
OCPBUGS-48296: Update machine-config-daemon-pull.service to use custom policy for Podman < 4.4.1 #4788
Full changelog

machine-os-images

OCPBUGS-51266: Decompress pxe file only if it’s a valid compressed file #52
Full changelog

oauth-proxy

OCPBUGS-48332: Update dependencies to address CVE-2024-24786 #312
Full changelog

oc-mirror

CLID-325: adds cpu and memory profiling (#1103) #1103
fixes CVE-2024-0406 (#1101) #1101
v2: disable spinners when not running in a tty (#1082) #1082
OCPBUGS-49990: v2/release: error out for kubevirt/graph image errors (#1081) #1081
Full changelog

olm-catalogd

UPSTREAM: 502: Upgrade golang.org/x/net (#502) #502
Full changelog

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

OCPBUGS-50830, OCPBUGS-50832, OCPBUGS-50836: Bump github.com/distribution/distribution/v3 #965
Full changelog

ovn-kubernetes, ovn-kubernetes-microshift

OCPBUGS-48710: DownStream Merge Sync from 4.19 [02-13-2025] #2470
Full changelog

tests

OCPBUGS-51295: Rely on unstructured for update status instead of type conversion #29564
OCPBUGS-50929: Update to Kubernetes v1.31.6 #29548
OCPBUGS-48389: move initialization of OC to test instead of package level #29472
OCPBUGS-50921: managed services: add hcp crd to unstable list #29545
OCPBUGS-50930: managed services: add known image check for gcp #29547
Full changelog

View changelog in Markdown or change previous release:

Source code for this page located on github