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PullSpec:

quay.io/openshift-release-dev/ocp-release-nightly@sha256:61a35b173a2b0fcb0fc0e122a37b2e633ecc3162560274b43559684402ad4018

Team Approvals:

Tests:

• Blocking jobs
  • e2e-aws-ovn-multi-a-a Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-aws-ovn-multi-a-a
  • e2e-aws-ovn-multi-x-x Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-aws-ovn-multi-x-x
  • hypershift-e2e-aks-multi-x-ax Succeeded periodic-ci-openshift-hypershift-release-4.21-periodics-e2e-aks-multi-x-ax
• Informing jobs
  • e2e-aws-ovn-minor-upgrade-multi-a-a Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-upgrade-from-stable-4.20-ocp-e2e-upgrade-aws-ovn-multi-a-a
  • e2e-aws-ovn-minor-upgrade-multi-x-ax Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-upgrade-from-stable-4.20-ocp-e2e-aws-ovn-upgrade-multi-x-ax
  • e2e-aws-ovn-multi-x-ax Failed periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-aws-ovn-multi-x-ax
  • e2e-aws-ovn-nightly-upgrade-multi-x-ax Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-aws-ovn-upgrade-multi-x-ax
  • e2e-aws-ovn-nightly-upgrade-multi-x-x Failed periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-upgrade-aws-ovn-multi-x-x
  • e2e-aws-ovn-sno-multi-a-a Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-aws-ovn-sno-multi-a-a
  • e2e-azure-ovn-multi-a-a Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-azure-ovn-multi-a-a
  • e2e-azure-ovn-multi-x-ax Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-azure-ovn-multi-x-ax
  • e2e-gcp-ovn-multi-a-a Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-gcp-ovn-multi-a-a
  • e2e-gcp-ovn-multi-x-ax Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-gcp-ovn-multi-x-ax
  • e2e-minor-upgrade-azure-ovn-multi-a-a Failed periodic-ci-openshift-multiarch-main-nightly-4.21-upgrade-from-stable-4.20-ocp-e2e-upgrade-azure-ovn-multi-a-a
  • e2e-minor-upgrade-azure-ovn-multi-x-ax Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-upgrade-from-stable-4.20-ocp-e2e-upgrade-azure-ovn-multi-x-ax
  • e2e-minor-upgrade-gcp-ovn-multi-a-a Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-upgrade-from-stable-4.20-ocp-e2e-upgrade-gcp-ovn-multi-a-a
  • e2e-minor-upgrade-gcp-ovn-multi-x-ax Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-upgrade-from-stable-4.20-ocp-e2e-upgrade-gcp-ovn-multi-x-ax
  • e2e-nightly-upgrade-aws-ovn-multi-a-a Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-upgrade-aws-ovn-multi-a-a
  • e2e-nightly-upgrade-azure-ovn-multi-a-a Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-upgrade-azure-ovn-multi-a-a
  • e2e-nightly-upgrade-azure-ovn-multi-x-ax Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-upgrade-azure-ovn-multi-x-ax
  • e2e-nightly-upgrade-gcp-ovn-multi-x-ax Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-upgrade-gcp-ovn-multi-x-ax
  • e2e-ovn-remote-libvirt-multi-p-p Failed periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-fips-ovn-remote-s2s-libvirt-multi-p-p
  • e2e-ovn-remote-libvirt-multi-z-z Failed periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-fips-ovn-remote-libvirt-multi-z-z
  • e2e-ovn-serial-aws-multi-a-a-1of2 Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-ovn-serial-aws-multi-a-a-1of2
  • e2e-ovn-serial-aws-multi-a-a-2of2 Failed periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-ovn-serial-aws-multi-a-a-2of2
  • e2e-serial-aws-ovn-multi-x-ax Failed periodic-ci-openshift-multiarch-main-nightly-4.21-ocp-e2e-serial-aws-ovn-multi-x-ax
  • hypershift-e2e-aws Succeeded periodic-ci-openshift-hypershift-release-4.21-periodics-e2e-aws-multi
  • install-analysis-multi-p-p Succeeded periodic-ci-openshift-multiarch-main-nightly-4.21-install-analysis-all-multi-p-p

Upgrades from:

• 4.21.0-0.nightly-multi-2026-03-29-021947 - S S S S F S S S
• 4.20.0-0.nightly-multi-2026-03-29-041737 (changes) - S S F S S S

Upgrades to:

• 4.21.0-0.nightly-multi-2026-03-29-184259 (changes) - F S F S S S F S S

---

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View changelog in Markdown or change previous release: 4.21.0-0.nightly-multi-2026-03-29-0219474.21.0-0.nightly-multi-2026-03-28-1644464.21.0-0.nightly-multi-2026-03-27-194545───5.0.0-0.nightly-multi-2026-03-30-1640105.0.0-0.nightly-multi-2026-03-30-1212535.0.0-0.nightly-multi-2026-03-30-0801485.0.0-0.nightly-multi-2026-03-30-0340035.0.0-0.nightly-multi-2026-03-29-2310005.0.0-0.nightly-multi-2026-03-29-185806───4.23.0-0.nightly-multi-2026-03-30-1642474.23.0-0.nightly-multi-2026-03-30-1242474.23.0-0.nightly-multi-2026-03-30-0842474.23.0-0.nightly-multi-2026-03-30-0442474.23.0-0.nightly-multi-2026-03-30-0042474.23.0-0.nightly-multi-2026-03-29-204247───4.22.0-0.nightly-multi-2026-03-27-1040104.22.0-0.nightly-multi-2026-03-27-0456384.22.0-0.nightly-multi-2026-03-26-2311244.22.0-0.nightly-multi-2026-03-26-1632144.22.0-0.nightly-multi-2026-03-26-0930134.22.0-0.nightly-multi-2026-03-25-221249───4.20.0-0.nightly-multi-2026-03-30-0903394.20.0-0.nightly-multi-2026-03-30-0156464.20.0-0.nightly-multi-2026-03-29-1738314.20.0-0.nightly-multi-2026-03-29-1155474.20.0-0.nightly-multi-2026-03-29-0417374.20.0-0.nightly-multi-2026-03-28-170543───4.19.0-0.nightly-multi-2026-03-30-1055454.19.0-0.nightly-multi-2026-03-30-0403494.19.0-0.nightly-multi-2026-03-29-2337194.19.0-0.nightly-multi-2026-03-29-1554094.19.0-0.nightly-multi-2026-03-29-1047114.19.0-0.nightly-multi-2026-03-29-063126───4.18.0-0.nightly-multi-2026-03-30-1358204.18.0-0.nightly-multi-2026-03-30-0946454.18.0-0.nightly-multi-2026-03-30-0546054.18.0-0.nightly-multi-2026-03-30-0141024.18.0-0.nightly-multi-2026-03-29-1752284.18.0-0.nightly-multi-2026-03-29-134958───4.17.0-0.nightly-multi-2026-03-30-0814114.17.0-0.nightly-multi-2026-03-30-0325044.17.0-0.nightly-multi-2026-03-29-2323564.17.0-0.nightly-multi-2026-03-29-1754024.17.0-0.nightly-multi-2026-03-29-1354024.17.0-0.nightly-multi-2026-03-29-063641───4.16.0-0.nightly-multi-2026-03-30-1618074.16.0-0.nightly-multi-2026-03-29-1530134.16.0-0.nightly-multi-2026-03-28-0743484.16.0-0.nightly-multi-2026-03-27-1621414.16.0-0.nightly-multi-2026-03-27-0713434.16.0-0.nightly-multi-2026-03-26-174300───4.15.0-0.nightly-multi-2026-03-28-2156444.15.0-0.nightly-multi-2026-03-28-1111074.15.0-0.nightly-multi-2026-03-27-0828054.15.0-0.nightly-multi-2026-03-27-0424014.15.0-0.nightly-multi-2026-03-26-1546014.15.0-0.nightly-multi-2026-03-26-084536───4.14.0-0.nightly-multi-2026-03-30-0828194.14.0-0.nightly-multi-2026-03-29-2027324.14.0-0.nightly-multi-2026-03-28-2029214.14.0-0.nightly-multi-2026-03-28-0932064.14.0-0.nightly-multi-2026-03-27-2032274.14.0-0.nightly-multi-2026-03-27-093529───4.13.0-0.nightly-multi-2024-11-20-0737144.13.0-0.nightly-multi-2024-11-19-0923484.13.0-0.nightly-multi-2024-11-18-0413024.13.0-0.nightly-multi-2024-11-14-2200024.13.0-0.nightly-multi-2024-11-14-1508494.13.0-0.nightly-multi-2024-11-14-064808───4.12.0-0.nightly-multi-2024-07-22-0956144.12.0-0.nightly-multi-2024-07-20-0422324.12.0-0.nightly-multi-2024-07-19-2153184.12.0-0.nightly-multi-2024-07-19-0647394.12.0-0.nightly-multi-2024-07-18-1317554.12.0-0.nightly-multi-2024-07-18-041245───4.11.0-0.nightly-multi-2024-08-24-0116374.11.0-0.nightly-multi-2024-07-27-0120154.11.0-0.nightly-multi-2024-07-06-0140494.11.0-0.nightly-multi-2024-07-01-0854224.11.0-0.nightly-multi-2024-04-20-0926484.11.0-0.nightly-multi-2024-04-20-075713───4.21.84.21.74.21.64.21.54.21.44.21.34.21.24.21.14.21.04.21.0-rc.24.21.0-rc.14.21.0-rc.04.20.174.20.164.20.154.20.144.20.134.20.124.20.114.20.104.20.94.20.84.20.64.20.54.20.44.20.34.20.24.20.14.20.04.20.0-rc.34.20.0-rc.24.20.0-rc.14.20.0-rc.04.19.274.19.264.19.254.19.244.19.234.19.224.19.214.19.204.19.194.19.184.19.174.19.164.19.154.19.144.19.134.19.124.19.114.19.104.19.94.19.84.19.74.19.64.19.54.19.44.19.34.19.24.19.14.19.04.19.0-rc.54.19.0-rc.44.19.0-rc.34.19.0-rc.24.19.0-rc.14.19.0-rc.04.18.364.18.354.18.344.18.334.18.324.18.314.18.304.18.294.18.284.18.274.18.264.18.254.18.244.18.234.18.224.18.214.18.204.18.194.18.184.18.174.18.164.18.154.18.144.18.134.18.124.18.114.18.104.18.94.18.84.18.74.18.64.18.54.18.44.18.34.18.24.18.14.18.04.18.0-rc.104.18.0-rc.94.18.0-rc.84.18.0-rc.74.18.0-rc.64.18.0-rc.54.18.0-rc.44.18.0-rc.34.18.0-rc.24.18.0-rc.14.18.0-rc.04.17.524.17.514.17.504.17.494.17.484.17.474.17.464.17.454.17.444.17.434.17.424.17.414.17.404.17.394.17.384.17.374.17.364.17.354.17.344.17.334.17.324.17.314.17.304.17.294.17.284.17.274.17.264.17.254.17.244.17.234.17.224.17.214.17.204.17.194.17.184.17.174.17.164.17.154.17.144.17.134.17.124.17.114.17.104.17.94.17.84.17.74.17.64.17.54.17.44.17.34.17.24.17.14.17.04.17.0-rc.64.17.0-rc.54.17.0-rc.44.17.0-rc.34.17.0-rc.24.17.0-rc.14.17.0-rc.04.16.594.16.584.16.574.16.564.16.554.16.544.16.534.16.524.16.514.16.504.16.494.16.484.16.474.16.464.16.454.16.444.16.434.16.424.16.414.16.404.16.394.16.384.16.374.16.364.16.354.16.344.16.334.16.324.16.314.16.304.16.294.16.284.16.274.16.264.16.254.16.244.16.234.16.214.16.204.16.194.16.184.16.174.16.164.16.154.16.144.16.134.16.124.16.114.16.104.16.94.16.84.16.74.16.64.16.54.16.44.16.34.16.24.16.14.16.04.16.0-rc.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