4.18.20

Download the installer for your operating system or run

oc adm release extract --tools quay.io/openshift-release-dev/ocp-release:4.18.20-s390x

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, 4.17.21, 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, 4.18.1, 4.18.10, 4.18.11, 4.18.12, 4.18.13, 4.18.14, 4.18.15, 4.18.16, 4.18.17, 4.18.18, 4.18.19, 4.18.2, 4.18.3, 4.18.4, 4.18.5, 4.18.6, 4.18.7, 4.18.8, 4.18.9

Changes from 4.18.19

Created: 2025-07-11 09:04:01 +0000 UTC

Image Digest: sha256:2771caf2e2feb31b09ba8c940df42c16b98aceb455156fdf247025ae80e169ab

Components

Kubectl 1.31.1
Kubernetes upgraded from 1.31.9 to 1.31.10
Kubernetes Tests 1.31.9
Red Hat Enterprise Linux CoreOS upgraded from 418.94.202506251005-0 to 418.94.202507091512-0 (diff)

Rebuilt images without code change

agent-installer-api-server git 69c47dfb sha256:68ebe2007b03014eae60e0d92b55d13e2b7b05206dc340133eeb92786a70acb0
agent-installer-csr-approver git 92575979 sha256:a433afe9c4ce8c8e61f7cf0cc03296c90763b3ec59fffa463eb864a2b7a8d07c
agent-installer-node-agent git 615411a4 sha256:6958d406c8d694c738dc7a59f83b7da6d9ad419f6a1a1198edd38bcfa9cfa642
agent-installer-orchestrator git 92575979 sha256:e1664a41760e1ed955f9a46e2b4b2aa37dd28fbd2ac7c273a50408fb95b4a1d9
agent-installer-utils git 0e41f7d5 sha256:b9a09b9152270d15fb7fb07247c793b1bf275126d3a4544676af9d1784f08638
apiserver-network-proxy git 2f62712d sha256:633674a1edee40c451ef1ae544e0ec1c3abdf77456198512f19dc48f82b8d186
aws-kms-encryption-provider git 088dcaf7 sha256:fa37eac690d12110d79543ba796441e5efec2bc7ce34b4eb23895aa37c3be14c
azure-kms-encryption-provider git c937080f sha256:1893e933767941b3e24d95da432a41eb093e02b2be599f775e2227956986efa9
baremetal-cluster-api-controllers git 7ec03e94 sha256:565e758aacec1b7b35100dda27e13a5293891f9982e35978ca12721d09afc014
baremetal-machine-controllers git 1ede6c3f sha256:d33e1d4fd119bc7258ef25209587b132d704f94f00eab7f7fddf1db3c893f39f
baremetal-operator git 6405b3f4 sha256:0038a134d859306b32aa89148d6d3f8332b3ae920042283f7df1c9946a4cbde5
baremetal-runtimecfg git 9e2015c3 sha256:673c4e84279efd416076cd358e7120700701ee23a8fb61978c8d1a0c13281fc3
cloud-network-config-controller git beacfbc2 sha256:e2c81d7217030c51e60a0fc80b37e23b56720a169784f7bcea7ed230723b742b
cluster-authentication-operator git 4a9bc4f1 sha256:d8d59f582db222f756ba75ddedde55790239a34b16e3ded43f35825cc907a094
cluster-autoscaler git d1afaf45 sha256:8fd2174a195e0b19686d63284806b55ea0c0b3e9f58c6a3288f1b7406e2cf3ae
cluster-autoscaler-operator git 474ad65c sha256:0b7e7e88787df352101600caa1e1345394c5afaba13ca96b1196f02cb35fcf68
cluster-baremetal-operator git e30ce1d8 sha256:3c209d3f2c77768100327a6c91569051cd2f8ba796eabbd592ea661c3ac92f23
cluster-bootstrap git d1e01954 sha256:f862d3ce88d6a2c3b2ab594283fe8a3d46d8a72b24c9e3214b30946bb1c4523e
cluster-capi-operator git 2f2737e1 sha256:22212ebe5d4cf5bf6cd447dcc59490fbb57e9cd53e3eb75ea85c2c66ee609614
cluster-cloud-controller-manager-operator git 33856906 sha256:a265ec0c6ac72aff647ff92d2ddf8d16d92bb3254c1009e3e240560832f1e8a8
cluster-config-api git 9fce26d4 sha256:54a261ebe0b34129cb05a246af63e70480013214a74e2e237014803ce44c6a5c
cluster-config-operator git 85cb4072 sha256:03548559ee4d7872cba580775ece5bc60f9fb355be20c6eaac7cbd5146d92507
cluster-control-plane-machine-set-operator git d17bf3a1 sha256:9fe392b23b66905abfc737afec2b283aa775d57b704871069431335636814be4
cluster-csi-snapshot-controller-operator git 6fe70008 sha256:5c6f846fa5db368ab0de8b4d1a8af89020a656b9423134365f1f82c9a00b43e8
cluster-dns-operator git 7cafd0c7 sha256:93f705e6c8112350637439f2193810185a3784f7e5c1cdffa0b34e2628f25e56
cluster-image-registry-operator git 1e3caa4b sha256:6d0128a0b9baee576276f7f1aee9d09843e8cda40eb1e92f27ee19b0146c2215
cluster-ingress-operator git d967a73c sha256:28c2858f9015a8c724d8445bdd6e4cf2b62371900404846337e9da038206f69c
cluster-kube-apiserver-operator git 383f1017 sha256:9d1b38e8882ef4b7dba095190064167a293a6f43e6780454f9e89532c8699730
cluster-kube-cluster-api-operator git 33a1141e sha256:e0b9d18796560b051fb0294f866afb85f64373d113cbd1901c59c287340b29ac
cluster-kube-controller-manager-operator git 0fac9aa9 sha256:09046a0f3d603283a3cab0cf8cfc80cad9dbb46a89f71296dc6b7461da987878
cluster-kube-scheduler-operator git 6182930d sha256:c2f5304be8a54bc97a355124408de3f2c9f35057a71b0ae3ae4be154802f66a9
cluster-kube-storage-version-migrator-operator git 59ba356f sha256:64ebf070a91af3ba1bb6b6de506a896132f9fd1fc647a780bcb87e049b15abb2
cluster-machine-approver git 01d5fbbe sha256:a617f7d50ab040bdf71a07198314c5463a2fd91b5606a3a6b0a4f8df89d19f61
cluster-monitoring-operator git 7309caa1 sha256:a8e58905bd1b740383b7a5aa24233afee8ce59a38cc35794d85d14dbe100a17c
cluster-network-operator git 90a296e5 sha256:2aec30a358324bb64fba84916a880eade67251bb10ae2805708fe5597dc57d5b
cluster-openshift-apiserver-operator git 0a6f6eb9 sha256:974d0ae36c3ed4411d9df5adb761aa2b9a2ce04e25b1e09984cc44192be0b24c
cluster-openshift-controller-manager-operator git f1711cf3 sha256:caae2232f6aad3b0ada9b43c9d10957bff3730f3a11064332e2a66cc2cc65412
cluster-policy-controller git 5fd85252 sha256:7ecd4bb7a422ed27095a5f3fb1b5ec97ce237222b3ca03e954c97265b65cfc00
cluster-samples-operator git 5cdbe18d sha256:c5f611b6f31e21b18a9898a2778513ff9018eaafc5f05fe50777bb0e1ea2ac70
cluster-storage-operator git 65d06444 sha256:4a4978ffcb48b0c100763e4ea007a4bea16785839da14fbe8b3908569470c1bd
cluster-update-keys git 8caab452 sha256:31d6a0eb9b260acdab80749054df34fab285ed46c0af91a689bc6fc6e7944cd4
cluster-version-operator git 94c0e705 sha256:4086c490400e9241da66589cd969c6edf8bb731fb0c9c5b47cb08fa56ca9d81c
configmap-reloader git e2aaf00a sha256:34ed7dd5c8aedd3fd1eeb5b02e47e118b0d6bbc11996203642361c2436ecb28c
console-operator git 3806ce10 sha256:c3186446a888e9d0809271bfb52b99ff58494cfdac31afa40378147437626703
coredns git eb75d9b4 sha256:4eaea7dc2cd2bc0acfcd9e8190d200a85472b94f2b143e98d3222a038d2f50e7
csi-external-attacher git 39b37c06 sha256:8a0162bef22279f623d38342a33d7df3accf60c1b926413c7ba47cc91022f046
csi-external-provisioner git 376f0ea0 sha256:f6a996abdf5b54467352e40f7090a7b4a3990e630a5c9273bb34aff86632ca03
csi-external-resizer git cca3837a sha256:25f3dabd3d7663e89e1711c8739836288a4d0c31ef96be8bd7a02454622c3875
csi-external-snapshotter git 838d2484 sha256:1b3ed6f505c9eff25141699cca461a463aa7d9e24ff1c1255a06723d5ff88aa4
csi-livenessprobe git 3a977844 sha256:a5f9629e0bc685252feb23a2331b4cd96683443fdff363a7f58d67da4d0df82d
csi-node-driver-registrar git c21f5d02 sha256:db742aba33ab143ec0b54e0d9bcfeb56c191d93bdbec52e743c1061406a71d07
csi-snapshot-controller git 838d2484 sha256:d9968296a095dd5fc0d2aafc27143bdcf118275573c220d0506fe96c84ba68eb
csi-snapshot-validation-webhook git 838d2484 sha256:dd2d0df81a8c254d856132750844960a43c747674025eaaaab79b6897e691e16
docker-builder git a5cbc2b1 sha256:47fb2fe3a5c76dd5c7366e958027f3a6cf0f2cb109ca868432d602f89541db3c
docker-registry git 0a39d2c7 sha256:fc78491b6e235444f94c18208182eca7b9d0e98c4e2d38f42b9746270cffe2f1
driver-toolkit git 2e139edc sha256:263ca4501543db3c9cb813260777bbfca09fd47422c0efd9f5ca35abc74e0870
egress-router-cni git 3193a756 sha256:a7ca7c4f8cd92d9d9570163f97a448139161d13879951f27d8b7a01fa69ab65a
etcd git 41637687 sha256:9b2bcc2adaebf445b8e990b411857a16eb69522ffe56f52277b97a78551e49a4
gcp-workload-identity-federation-webhook git f0a670c7 sha256:890f252fd711210719bc38e94a94e27da341323e8ed34bb3ca3c25a5a6d48d7c
haproxy-router git d8058949 sha256:1c94cc58deb1c39ca92ee08e77e7439100f12b46fca2c8f51cf1ae4b41126938
ibm-cloud-controller-manager git a33026b1 sha256:fdb4b0328dc675c6070ea5311c2bec119fa2fb08630cd77a9d155c4b565236c7
ibm-vpc-block-csi-driver git 1b9ad923 sha256:dbd8a631ada5385f0c73cf99f121a6d5764771e48c7b1d383eba6ebab342d6e4
ibmcloud-cluster-api-controllers git 2ba764f9 sha256:eca216aec43bd287706a58f56e4e82727467b881746ead8d7d019ddb1c36fbeb
ibmcloud-machine-controllers git 3ffdea64 sha256:94570b5896e2ddf12704eb68702206e145614a502c63453e882e82bc99ac47f0
insights-operator git 7f9ed155 sha256:86a3958fe5cc727c4a5537d3156fce8e569e5cf459052b0833e7b0d031675749
insights-runtime-exporter git 7149f2d5 sha256:d508040e736008c93963a7076fdd78dfe67189ceb09ed89162171d4011d161e4
insights-runtime-extractor git 7149f2d5 sha256:412fd79a529c59fe603dc23b8c972adcc1a9d4729839fd1b683d8c33c7872948
keepalived-ipfailover git 716eb0ef sha256:3befe1f1e218c8877c0cfe1e6772e1a78c3df9ccfb61558b03d240b29750ed6d
kube-metrics-server git 962ccca2 sha256:52cf26bb8ea743a255f131f495d4bdf0040e12247da23b0069912c14b627a392
kube-rbac-proxy git 526498ab sha256:9405fffce081c3c27339ff2370f77bbe84802258f4b2761909d8038e184cb9ef
kube-state-metrics git cb5a9296 sha256:16f282185aef681d1b85ee8af5c5fdb99df8f1f0ed78094eee61091b0215a081
kube-storage-version-migrator git 8dec42d3 sha256:a4466978bc848df03e599d3639f5755d808dc1d969ed0848386c699e56fa4569
kubevirt-cloud-controller-manager git 3f4542ec sha256:ae852039e477c552fc603236450c8674a4404718cbdbd7f728f2cf873a4bfe5f
kubevirt-csi-driver git 2111495e sha256:cfebcf8fe2fa9f082e4ef58c5c91b2a81d85f8150cc03c232373c8f53026571d
libvirt-machine-controllers git a336f0b5 sha256:32120fd195de6f311ad341539db1d6f50c4c48657ba16e85dd29f489bfa7643b
machine-api-operator git 6261ac9a sha256:929b17351792f42d9e001525f4f64d0724a6610c12daecdad2bddde1878237a2
machine-os-images git ab432836 sha256:0684688abdf92cb5dc2b5ffc4d87bbd193a50bee4eb804e96ef292af686afe3e
metallb-frr git 98ccbe64 sha256:1aed888175b9d3cf25d4a6d9f22688151dc3e8676b456998f399de4aa6adcd53
monitoring-plugin git eb6123bd sha256:c8e6defba215d8cd9562c4db27734cf28514e736ba96197be50cc61dab17bc2c
multus-admission-controller git e46a6d7d sha256:46d0bcb0151c82780cd1b606abe9754936c58af2f4e091649b293eb55813e584
multus-cni git 21fb8e05 sha256:ff911cc08d82f3e51165b7f70028f952698ea4cfd6bfd0bad3e753c001434883
multus-cni-microshift git 21fb8e05 sha256:8a6513682a6de48b8949f403a547912ca79866ff6ceb6300bb58dffbf3652c6a
multus-networkpolicy git 5f37d0c8 sha256:6d9edd71b108683240157887be866e8ffd1c54f3c8c50fdcbf4176147321d140
multus-route-override-cni git 391c1b03 sha256:0489d9bfef3f90b29b896b4f9adbc6569c8529e81987e21f6d644c25bc10029b
multus-whereabouts-ipam-cni git ac43b0f8 sha256:fdb0d449296915a2e773c87f0f4f3348518441809b655aeb8e7d8b2253fa6249
must-gather git b851bd35 sha256:d3cfe3945d1cf0fb08484024a2dcc9a77f3de373254b38d6656ff009886ea34b
network-metrics-daemon git e4c214c3 sha256:b1f6d56ef7a53a7ede1c9393943d7fb5dfd562861419bf106835d3c4ad7134a5
network-tools git 47b13549 sha256:688c655a9fcd54a3dfb9aa779b26ebade14adb15ad3bbe22a6158685397af9a5
oauth-apiserver git 2575ff41 sha256:6df01f08271b6c31afd1237c055d0746c2085a192c492f6c8b3f410958d21eda
oauth-server git 3bedb4f4 sha256:d0d00129565da9993a0a54be7150cfaa6a1cc24c3ccf5a9c10798a9628cff173
olm-catalogd git 9f981b3e sha256:b5d32533acbb7f991a1611f787f95aafbdd2b5f8c863a2eba7ee7bc5d5283a98
olm-operator-controller git ea60189f sha256:8e8ae2814e3e6fe2baf5bd1aa7bfb798357fd94b36d9155b12c36669a5beb4c3
openshift-controller-manager git 1f76c234 sha256:e6e6944729d8d453bf10b8b8e3ae72e62853005037161d9e4d7047c0ce86b605
openshift-state-metrics git 3cca6fee sha256:55bd86fcf1513bdf2e46c812582e0fcca0ff8386101d20d7d2187968535b3472
openstack-cinder-csi-driver-operator git cdc9d649 sha256:43309b89395e21d66986db477fb81e9d2145ee91831daa3c9db6d7594ae28901
openstack-cluster-api-controllers git ce2c2d17 sha256:ebb895183cedcbfa0911f652011ae58d9b30c73b745ea5926c2c77bfaf43891c
openstack-machine-api-provider git d914e77e sha256:da6a2f7b8b68dbd76cc2c65e0576c02d9c5b9fb0fc6bd72fde128988e6915bac
operator-marketplace git c06a810b sha256:099f4a087683f4178c6e804006c1089f84f20492df495311846d05db4df156bb
ovirt-csi-driver git 1db726a9 sha256:d181e0a79c2cde46926949633ed867460d4c481979a63cab24bc1852bd89e7bb
ovirt-csi-driver-operator git 0feae256 sha256:4116ac853eac5877ffa2db2230cadd5ee39dbe8eb94c0381064702c608cff0a9
prom-label-proxy git 35c11369 sha256:14c0b09f3d15c27e5832bc46e958305790df21564c6f441f690fc9bc8901e7a4
prometheus git df5ef257 sha256:b1967e567ce62c5567a5a675f484834ad830c97f806289aea4126342950081ae
prometheus-alertmanager git a4320675 sha256:516305d35bf881c8a657efb701b000e42183b42a49eb1fb5b030509591dad1f8
prometheus-config-reloader git 74987748 sha256:f5098bcae11493ec8205c977113c973b0e774ca17cf79fd387e8f28802be97a8
prometheus-node-exporter git 92e17ff5 sha256:70a9422d86b80549e5dd5d23fe02b2ab0b8d755960f028e673169ef6da573b93
prometheus-operator git 74987748 sha256:0eea303c9c1b319b14a85a7535d200862474517df9741c3d1b5a2ad8558af003
prometheus-operator-admission-webhook git 74987748 sha256:8bf6d0f5eb4cf8c7e075699993dfc45ee524ef72253b723c5e3ef98bf766b8f1
rhel-coreos sha256:c41da86b561702d80a0b40fc122399b1d4eec2ddf85d6a39913559173031863a
rhel-coreos-extensions sha256:52ae786e2f7df9f1d56bc51db16b9c3f7a672cb2f7a9457be51af43a47a80ba7
route-controller-manager git ce6ffa24 sha256:ff05520f8929c7bac64e1a535da257187281befe87d866b26d1244dce007aa3f
service-ca-operator git 30efb529 sha256:56d41a30581a95707e5cbbf5580a2426fadfd373cfa5a9a1e31f5d1beeebde4b
telemeter git 490612bd sha256:21bdabf61484bb5ec1e741ac3d26c3b97da6cbb8099660e432da7efdcf62666f
thanos git f1599f65 sha256:41f45912c9e3782944cba0bdcfdc945669de54def34194bf5638f64dead10556

aws-cloud-controller-manager, aws-cluster-api-controllers, aws-ebs-csi-driver, aws-ebs-csi-driver-operator, aws-machine-controllers, aws-pod-identity-webhook, azure-cloud-controller-manager, azure-cloud-node-manager, azure-cluster-api-controllers, azure-disk-csi-driver, azure-disk-csi-driver-operator, azure-file-csi-driver, azure-file-csi-driver-operator, azure-machine-controllers, azure-workload-identity-webhook, csi-driver-manila, csi-driver-manila-operator, csi-driver-nfs, gcp-cloud-controller-manager, gcp-cluster-api-controllers, gcp-machine-controllers, gcp-pd-csi-driver, gcp-pd-csi-driver-operator, hyperkube, ironic, ironic-agent, ironic-machine-os-downloader, ironic-static-ip-manager, kube-proxy, machine-image-customization-controller, nutanix-cloud-controller-manager, nutanix-machine-controllers, pod, powervs-block-csi-driver, powervs-block-csi-driver-operator, powervs-cloud-controller-manager, powervs-machine-controllers, vsphere-cloud-controller-manager, vsphere-cluster-api-controllers, vsphere-csi-driver, vsphere-csi-driver-operator, vsphere-csi-driver-syncer, vsphere-problem-detector

OCPBUGS-57887: Update to Kubernetes v1.31.10 #2348
Full changelog

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

OCPBUGS-58321: allow to deploy single nodes with UPI #9824
OCPBUGS-54744: Filter out excess CA certs when adding node #9647
OCPBUGS-58264: vSphere - remove unit tests using nip.io #9813
Full changelog

cli, cli-artifacts, deployer, tools

OCPBUGS-58233: Return error in case of error #2054
Full changelog

cloud-credential-operator

OCPBUGS-58247: ccoctl: only add owned tag to azure resources on create #882
Full changelog

cluster-capi-controllers

OCPBUGS-56434: Update manifests to leverage v1 admissionregistration group #241
Full changelog

cluster-etcd-operator

OCPBUGS-56834: etcd pod containers do not start when tls min version is 1.3 #1428
Full changelog

cluster-node-tuning-operator

e2e: arm: Add arm kernelPageSize e2e testing suite (#1355) #1355
Full changelog

cluster-olm-operator

OCPBUGS-57767: fix olm.maxOpenShiftVersion float parsing #125
Full changelog

console

OCPBUGS-58317: Implement sessions in openshift authenticator #15237
OCPBUGS-58088: Cannot read properties of undefined (reading ‘filter’) error while accessing nodes from console. #15202
OCPBUGS-58089: Getting “Oh no something went wrong” error message in web console. #15203
OCPBUGS-57931: Add the ability to launch multiple modals with useModal hook #15196
Full changelog

container-networking-plugins, containernetworking-plugins-microshift

OCPBUGS-56928: bridge: Add option to enable port isolation #203
Full changelog

hypershift

OCPBUGS-57818: Reuse hosted cluster release and metadata providers #6301
OCPBUGS-58126: Don’t use /version for haproxy health checks #6323
Full changelog

ibm-vpc-block-csi-driver-operator

OCPBUGS-55297: [IBM VPC] set offlineExpansion to false in e2e test manifest #144
Full changelog

machine-config-operator

OCPBUGS-55246: kubelet: readonly mounts for criometricsproxy #4998
OCPBUGS-58067: Ensure the build controller restarts on upgrade #5140
OCPBUGS-57328: Do not set cpu system reserve below the default value #5152
OCPBUGS-56624: Give keepalived container chroot cap #5073
OCPBUGS-58044: Boot image controller should correctly handle marketplace boot images #5138
OCPBUGS-57935: add MachineConfiguration to CO related objects #5134
Full changelog

network-interface-bond-cni

OCPBUGS-58095: Bump github.com/containernetworking/plugins from to 1.7.1 #79
Full changelog

networking-console-plugin

OCPBUGS-57286: Fix pod context #251
Full changelog

oauth-proxy

OCPBUGS-58312: fix e2e tests #325
Full changelog

oc-mirror

OCPBUGS-58272: Fixes the tag when rebuilt catalog by digest only (#1204) #1204
OCPBUGS-57387: v2/archive: fix sanitization of . (#1196) #1196
OCPBUGS-57461: v2/operator: add rebuilt catalog to tar file (#1195) #1195
Full changelog

openshift-apiserver

OCPBUGS-56609: Fix image reference in TestImageStreamImportQuayIO #514
Full changelog

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

OCPBUGS-58835: CARRY: don’t ignore json files #339
Full changelog

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

OCPBUGS-57427: reduce cache expiry frequency [release-4.19] #1020
Full changelog

ovn-kubernetes, ovn-kubernetes-microshift

OCPBUGS-57318, OCPBUGS-58159: DownStream Merge Sync from 4.19 [06-26-2025] #2646
OCPBUGS-46401, OCPBUGS-48710, OCPBUGS-55263: DownStream Merge Sync from 4.19 [05-28-2025] #2593
Full changelog

tests

OCPBUGS-58366: Make EgressIP helper functions more reliable #29950
OCPBUGS-57081: Do not set the MTU when using NetworkAttachementDefinition #29891
OCPBUGS-58044: Boot image controller should correctly handle marketplace boot images #29937
Full changelog

View changelog in Markdown or change previous release:

Source code for this page located on github