Red Hat Product Errata RHBA-2026:83700 - Bug Fix Advisory
Issued:
2026-10-20
Updated:
2026-10-20

RHBA-2026:83700 - Bug Fix Advisory

Synopsis

OpenShift Container Platform 4.21.39 packages update

Type/Severity

Bug Fix Advisory

Red Hat Lightspeed patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

Red Hat OpenShift Container Platform release 4.21.39 is now available with updates to packages and images that fix several bugs.

Description

Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.

This advisory contains the RPM packages for Red Hat OpenShift Container Platform 4.21.39. See the following advisory for the container images for this release:

https://access.redhat.com/errata/RHSA-2026:83702

All OpenShift Container Platform 4.21 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift Console or the CLI oc command. Instructions for upgrading a cluster are available at

https://docs.redhat.com/en/documentation/openshift_container_platform/4.21/html-single/updating_clusters/index#updating-cluster-cli.

Solution

See the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update:

https://docs.redhat.com/en/documentation/openshift_container_platform/4.21/html/release_notes/

Details on how to access this content are available at https://docs.redhat.com/en/documentation/openshift_container_platform/4.21/html-single/updating_clusters/index#updating-cluster-cli.

Affected Products

  • Red Hat OpenShift Container Platform 4.21 for RHEL 9 x86_64
  • Red Hat OpenShift Container Platform 4.21 for RHEL 8 x86_64
  • Red Hat OpenShift Container Platform for Power 4.21 for RHEL 9 ppc64le
  • Red Hat OpenShift Container Platform for Power 4.21 for RHEL 8 ppc64le
  • Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.21 for RHEL 9 s390x
  • Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.21 for RHEL 8 s390x
  • Red Hat OpenShift Container Platform for ARM 64 4.21 for RHEL 9 aarch64

Fixes

(none)

CVEs

(none)

References

(none)

Red Hat OpenShift Container Platform 4.21 for RHEL 9

SRPM
cri-o-1.34.15-8.rhaos4.21.git0903fe5.el9.src.rpm SHA-256: 23543e93ee5ed862bf9a0bce325e73c878cbc6a91f172f68d4ba803cfb29e164
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el9.src.rpm SHA-256: 195b01d8bf1e03caa09ca25fd6732293e19f84c8ce91a10773746f7c160d5cb2
x86_64
cri-o-1.34.15-8.rhaos4.21.git0903fe5.el9.x86_64.rpm SHA-256: f85820e2df09ed47e3ef93f4c04a58fe3126e82f6a65b3f9456e5e6574fb0536
cri-o-debuginfo-1.34.15-8.rhaos4.21.git0903fe5.el9.x86_64.rpm SHA-256: 7ddeaf51b7f7ee540cf0e41562dda215a90d001193d7d7d2f6ec3cdef3de95bb
cri-o-debugsource-1.34.15-8.rhaos4.21.git0903fe5.el9.x86_64.rpm SHA-256: cc2c9472ddf457e43f695035a40b7ba2bb0de7a371623a2f5d9188124a2511cb
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el9.x86_64.rpm SHA-256: 498b3288445a3376c7a5a335d0509fb803d138b94f786934d54b1c04db8d13dd

Red Hat OpenShift Container Platform 4.21 for RHEL 8

SRPM
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el8.src.rpm SHA-256: b47b71a5f3a830409087779c2caf1f9b34ec1759deb9b861c49c2c5142b41886
x86_64
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el8.x86_64.rpm SHA-256: a8265003cb3b0e7b164967fea9c2873df44d4256dd49680a5aafbac2b4bd0b4b

Red Hat OpenShift Container Platform for Power 4.21 for RHEL 9

SRPM
cri-o-1.34.15-8.rhaos4.21.git0903fe5.el9.src.rpm SHA-256: 23543e93ee5ed862bf9a0bce325e73c878cbc6a91f172f68d4ba803cfb29e164
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el9.src.rpm SHA-256: 195b01d8bf1e03caa09ca25fd6732293e19f84c8ce91a10773746f7c160d5cb2
ppc64le
cri-o-1.34.15-8.rhaos4.21.git0903fe5.el9.ppc64le.rpm SHA-256: 6b324c829d580e0f2fc8acc4984368de61ac52c1451d0128d3de61392472693d
cri-o-debuginfo-1.34.15-8.rhaos4.21.git0903fe5.el9.ppc64le.rpm SHA-256: 809446ca7aa6afbb7c5423c8ae5e2bd9b089aa93d6b2a846d24d4cd3213d9be1
cri-o-debugsource-1.34.15-8.rhaos4.21.git0903fe5.el9.ppc64le.rpm SHA-256: 82105765af6815538e77dc12f32cd66116c7ef714e760772760554164de11d28
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el9.ppc64le.rpm SHA-256: 4e362711da74daa8c0ceec97bc93c147ae452bf04f562f576f9d0bac1858a69d

Red Hat OpenShift Container Platform for Power 4.21 for RHEL 8

SRPM
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el8.src.rpm SHA-256: b47b71a5f3a830409087779c2caf1f9b34ec1759deb9b861c49c2c5142b41886
ppc64le
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el8.ppc64le.rpm SHA-256: 152b54e64d4a1523394e59b36234e63dade27330970a7b6007757dd17fb51b74

Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.21 for RHEL 9

SRPM
cri-o-1.34.15-8.rhaos4.21.git0903fe5.el9.src.rpm SHA-256: 23543e93ee5ed862bf9a0bce325e73c878cbc6a91f172f68d4ba803cfb29e164
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el9.src.rpm SHA-256: 195b01d8bf1e03caa09ca25fd6732293e19f84c8ce91a10773746f7c160d5cb2
s390x
cri-o-1.34.15-8.rhaos4.21.git0903fe5.el9.s390x.rpm SHA-256: 5eba645f04bbf587c05645b3bbf0a10ccb8f472da3af21d9a44fd7aa4aec1b8a
cri-o-debuginfo-1.34.15-8.rhaos4.21.git0903fe5.el9.s390x.rpm SHA-256: f4ca2ad26e2961b34e93f41f8530380b85ac37140cf106aca082ea77f236a51d
cri-o-debugsource-1.34.15-8.rhaos4.21.git0903fe5.el9.s390x.rpm SHA-256: 9f0dc0260ba5c922294b174901ffe491d9197d4de0491aababdacd96a0580ca4
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el9.s390x.rpm SHA-256: df5c7065face6702ddca2f355fdea7cd6a10f3f3f504e9ed5f2f7431b87f5129

Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.21 for RHEL 8

SRPM
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el8.src.rpm SHA-256: b47b71a5f3a830409087779c2caf1f9b34ec1759deb9b861c49c2c5142b41886
s390x
ose-gcp-gcr-image-credential-provider-4.21.0-202610070821.p2.gf064fc7.assembly.stream.el8.s390x.rpm SHA-256: 5466ddbc327ed786ea9463df1c58fc30ab4193d3ebe30f1102c0dce14de49283

Red Hat OpenShift Container Platform for ARM 64 4.21 for RHEL 9

SRPM
cri-o-1.34.15-8.rhaos4.21.git0903fe5.el9.src.rpm SHA-256: 23543e93ee5ed862bf9a0bce325e73c878cbc6a91f172f68d4ba803cfb29e164
aarch64
cri-o-1.34.15-8.rhaos4.21.git0903fe5.el9.aarch64.rpm SHA-256: 288237357e18e314df7f6638310f9d5608c6d99d81c23b4c659a6d60c30bf598
cri-o-debuginfo-1.34.15-8.rhaos4.21.git0903fe5.el9.aarch64.rpm SHA-256: 11053433153ba0a569988fa273c52a10ebf9eee977c4597ad7a9cfaa6fa72ed7
cri-o-debugsource-1.34.15-8.rhaos4.21.git0903fe5.el9.aarch64.rpm SHA-256: 35f5d6ec3eff2067154dd29a4ba7e090d1bb95849e842259f7b2d4f8c7e2d7bf

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