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4.18.31

PullSpec:

quay.io/openshift-release-dev/ocp-release:4.18.31-multi
Team Approvals:

Tests:

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, 4.17.36, 4.17.37, 4.17.38, 4.17.39, 4.17.40, 4.17.41, 4.17.42, 4.17.43, 4.17.44, 4.17.45, 4.17.46, 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, 4.18.20, 4.18.21, 4.18.22, 4.18.23, 4.18.24, 4.18.25, 4.18.26, 4.18.27, 4.18.28, 4.18.29, 4.18.3, 4.18.30, 4.18.4, 4.18.5, 4.18.6, 4.18.7, 4.18.8, 4.18.9

Changes from 4.18.30

Created: 2026-01-08 14:55:39 +0000 UTC

Image Digest: sha256:da67fb871dd95ed19a383dce300fb36835092c1a459587d5a1276aa5a50ec43f

Release 4.18.31 was created from quay.io/openshift-release-dev/ocp-release-nightly@sha256:7f113884cce9af33e0f6998932451b304af9d6a19f532de71f41d841e3b2ab4a

Components

FeatureGate Changes

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

Rebuilt images without code change

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

cluster-baremetal-operator

cluster-config-api

cluster-ingress-operator

cluster-monitoring-operator

cluster-version-operator

console

haproxy-router

hypershift

ibmcloud-cluster-api-controllers

insights-operator

ironic-agent

machine-config-operator

machine-image-customization-controller

networking-console-plugin

oc-mirror

ovn-kubernetes, ovn-kubernetes-microshift

powervs-block-csi-driver

tests


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