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Download installer and client with:

oc adm release extract --tools quay.io/okd/scos-release:4.18.0-okd-scos.4

Team Approvals:

Tests:

• Blocking jobs
  • upgrade Succeeded release-openshift-okd-scos-installer-e2e-aws-upgrade-from-scos-stable
  • upgrade-minor Succeeded release-openshift-okd-scos-installer-e2e-aws-upgrade-from-scos-stable

Upgrades from:

• 4.18.0-okd-scos.ec.3 (changes) - Success
• 4.18.0-okd-scos.3 - Success
• 4.18.0-okd-scos.2 (changes) - Success
• 4.17.0-okd-scos.ec.4 (changes) - Success

Upgrades to:

• 4.18.0-okd-scos.6 (changes) - Success
• 4.18.0-okd-scos.5 (changes) - Failed Success

---

Changes from 4.18.0-okd-scos.3

Created: 2025-03-15 02:37:21 +0000 UTC

Image Digest: sha256:1fd37714fc0216d5f40197f841f2083df9d1008ae64567cbc50d5c761fb6de80

Release 4.18.0-okd-scos.4 was created from registry.ci.openshift.org/origin/release-scos:4.18.0-0.okd-scos-2025-03-14-073703

Components

• Kubectl 1.31.1
• Kubernetes 1.31.6
• Kubernetes Tests 1.31.6
• CentOS Stream CoreOS upgraded from 418.9.202503040632-0 to 418.9.202503140633-0 (diff)

Rebuilt images without code change

• stream-coreos sha256:073b0d42818f032b1aa55b1f41598634eaf3bb72e3f34848331aadeccccaa04d
• stream-coreos-extensions sha256:950b469535fae344ce30a018291173190d95a8bb840df79f1ea89b15da00d963

aws-pod-identity-webhook

• OCPBUGS-51231: github.com/go-jose/go-jose/v4 v4.0.5 #201
• Full changelog

baremetal-operator

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

cloud-credential-operator

• OCPBUGS-51237: github.com/go-jose/go-jose/v4 v4.0.5 #824
• Full changelog

cluster-config-api

• OCPBUGS-51295, OCPBUGS-51380: Reject new NodeStatus with revision set #2215
• Full changelog

cluster-dns-operator

• OCPBUGS-52514: [release-4.18] Add runbook_url for CoreDNSErrorsHigh #429
• Full changelog

cluster-monitoring-operator

• OCPBUGS-52565: Bump prometheus-operator to 0.78.2 #2576
• OCPBUGS-50706: Add incidents metric to telemetry #2570
• Full changelog

cluster-network-operator

• OCPBUGS-48305: frr-k8s: align manifests with operator #2657
• OCPBUGS-41178: Updating cluster-network-operator-container image to be consistent with ART for 4.18 #2491
• Full changelog

cluster-node-tuning-operator

• OCPBUGS-52352: Treat all aarch64 platforms as equals in tuned (#1303) (#1306) #1303
• machineconfig: add support for various hugepage sizes. (#1299) #1299
• Full changelog

console

• OCPBUGS-52371: Update the monitoring topic used by the console team #14832
• OCPBUGS-52490: enable clicking outside NodeLogs Selects to close them #14843
• OCPBUGS-50501: Updating cypress config to have video enabled for the CI results #14831
• OCPBUGS-52511: Remove logoutOpenShift method call #14845
• 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
• Full changelog

console-operator

• OCPBUGS-52294: Custom route TLS should be optional when IngressController’s DefaultCertificate is set #966
• 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

etcd, installer-etcd-artifacts

• DOWNSTREAM: <carry>: OCPBUGS-51971: fix a compaction induce latency issue #312
• Full changelog

hypershift

• OCPBUGS-52863: stop using dev mode for loggers #5811
• OCPBUGS-52878: Kubernetes API Server apply-bootstrap container does not respect SIGTERM #5780
• OCPBUGS-52516: Make managed-trust-bundle optional #5783
• OCPBUGS-52417: [release-4.18] refactor aws identity health check into new controller #5770
• Full changelog

ibmcloud-machine-controllers

• OCPBUGS-52872: IBMCloud: MAPI replacing unhealthy CP nodes #62
• Full changelog

ironic

• OCPBUGS-52290: Fix runlogwatch script #642
• Full changelog

machine-api-operator

• OCPBUGS-52494, OCPBUGS-52496: Updates GCP credentials request #1341
• OCPBUGS-52567: add image/read permissions #1342
• 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
• Full changelog

oc-mirror

• OCPBUGS-52588: fix: error when no related image was found (#1106) #1106
• CLID-325: adds cpu and memory profiling (#1103) #1103
• Full changelog

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

• OCPBUGS-53040: add missing pod disruption reasons to isPodDead #981
• Full changelog

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

• OCPBUGS-52565: Bump openshift/prometheus-operator to v0.78.2 #327
• Full changelog

tests

• OCPBUGS-52579: Use payload pullspec for image info test #29587
• OCPBUGS-51295: Rely on unstructured for update status instead of type conversion #29564
• Full changelog

thanos

• OCPBUGS-52945: Update Go version in go.mod to 1.22.0 #159
• Full changelog

---

View changelog in Markdown or change previous release: 4.18.0-okd-scos.34.18.0-okd-scos.24.18.0-okd-scos.14.18.0-okd-scos.04.17.0-okd-scos.34.17.0-okd-scos.24.17.0-okd-scos.14.17.0-okd-scos.04.16.0-okd-scos.14.16.0-okd-scos.04.16.0-0.okd-scos-2024-09-24-1517474.16.0-0.okd-scos-2024-08-21-1556134.15.0-0.okd-scos-2024-01-18-223523───4.20.0-0.okd-scos-2025-07-11-0622394.20.0-0.okd-scos-2025-07-10-1723194.20.0-0.okd-scos-2025-07-10-0523194.20.0-0.okd-scos-2025-07-09-1723194.20.0-0.okd-scos-2025-07-09-0523194.20.0-0.okd-scos-2025-07-08-1723184.20.0-0.okd-scos-2025-07-08-052317───4.19.0-0.okd-scos-2025-07-11-0634354.19.0-0.okd-scos-2025-07-10-1834344.19.0-0.okd-scos-2025-07-10-0634334.19.0-0.okd-scos-2025-07-09-1834324.19.0-0.okd-scos-2025-07-09-0632554.19.0-0.okd-scos-2025-07-08-183255───4.18.0-0.okd-scos-2025-05-27-0825374.18.0-0.okd-scos-2025-05-26-2025374.18.0-0.okd-scos-2025-05-26-0825374.18.0-0.okd-scos-2025-05-23-0333574.18.0-0.okd-scos-2025-05-22-153357───4.17.0-0.okd-scos-2025-02-25-0904554.17.0-0.okd-scos-2025-02-24-2104554.17.0-0.okd-scos-2025-02-24-0904544.17.0-0.okd-scos-2025-02-23-2104544.17.0-0.okd-scos-2025-02-22-211215───4.16.0-0.okd-scos-2025-01-06-1432414.16.0-0.okd-scos-2025-01-04-1456004.16.0-0.okd-scos-2025-01-04-0142364.16.0-0.okd-scos-2025-01-03-1342364.16.0-0.okd-scos-2025-01-03-0142364.16.0-0.okd-scos-2024-12-17-0222464.16.0-0.okd-scos-2024-11-24-1100454.16.0-0.okd-scos-2024-11-23-1818454.16.0-0.okd-scos-2024-11-23-0618454.16.0-0.okd-scos-2024-11-22-1818454.16.0-0.okd-scos-2024-11-22-061845───4.15.0-0.okd-scos-2024-12-16-1913164.15.0-0.okd-scos-2024-01-18-1035224.15.0-0.okd-scos-2024-01-17-2235214.15.0-0.okd-scos-2024-01-17-1035204.15.0-0.okd-scos-2024-01-16-223519───4.15.0-0.okd-2025-06-27-1341344.15.0-0.okd-2025-06-17-1652194.15.0-0.okd-2025-05-02-1402244.15.0-0.okd-2025-04-03-2126204.15.0-0.okd-2025-04-02-1800124.15.0-0.okd-2024-03-27-1109014.15.0-0.okd-2024-03-26-2309014.15.0-0.okd-2024-03-23-1640104.15.0-0.okd-2024-03-23-0440104.15.0-0.okd-2024-03-22-164010───4.20.0-okd-scos.ec.74.20.0-okd-scos.ec.64.20.0-okd-scos.ec.54.20.0-okd-scos.ec.44.20.0-okd-scos.ec.34.20.0-okd-scos.ec.24.20.0-okd-scos.ec.14.20.0-okd-scos.ec.0───4.15.0-0.okd-2024-03-10-0101164.15.0-0.okd-2024-02-23-1634104.15.0-0.okd-2024-02-10-0355344.15.0-0.okd-2024-01-27-070424

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