RHSA-2025:1907 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.16.37 is now available with updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container Platform 4.16.

Red Hat Product Security has rated this update as having a security impact of IMPORTANT. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

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 container images for Red Hat OpenShift Container Platform 4.16.37. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHSA-2025:1910

Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes:

https://docs.openshift.com/container-platform/4.16/release_notes/ocp-4-16-release-notes.html

Security Fix(es):

• bind: bind9: Many records in the additional section cause CPU exhaustion

(CVE-2024-11187)

• bind: bind9: DNS-over-HTTPS implementation suffers from multiple issues

under heavy query load (CVE-2024-12705)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

All OpenShift Container Platform 4.16 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 CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.openshift.com/container-platform/4.16/updating/updating_a_cluster/updating-cluster-cli.html

Solution

For OpenShift Container Platform 4.16 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.openshift.com/container-platform/4.16/release_notes/ocp-4-16-release-notes.html

You may download the oc tool and use it to inspect release image metadata for x86_64, s390x, ppc64le, and aarch64 architectures. The image digests may be found at https://quay.io/repository/openshift-release-dev/ocp-release?tab=tags.

The sha values for the release are as follows:

(For x86_64 architecture)
The image digest is sha256:0065822bf39b11e3a3113eb2dee4bddf0a07fe0967892498771bd9728e145ad0

(For s390x architecture)
The image digest is sha256:8decf869391dabf7487a3c531675813a15abeadbd542f1d287a9e2a5b5598f2a

(For ppc64le architecture)
The image digest is sha256:9b45e5b3617ef97ecd5cc03ad142c209f26ce00940c1c9bb6220649c7d697855

(For aarch64 architecture)
The image digest is sha256:24c0f2c999616ef69af9a587b1d4b23cad39f376c8e5d784b030ec4644b5938c

All OpenShift Container Platform 4.16 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 CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.openshift.com/container-platform/4.16/updating/updating_a_cluster/updating-cluster-cli.html

Affected Products

• Red Hat OpenShift Container Platform 4.16 for RHEL 9 x86_64
• Red Hat OpenShift Container Platform for Power 4.16 for RHEL 9 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.16 for RHEL 9 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.16 for RHEL 9 aarch64

Fixes

• BZ - 2342879 - CVE-2024-11187 bind: bind9: Many records in the additional section cause CPU exhaustion
• BZ - 2342880 - CVE-2024-12705 bind: bind9: DNS-over-HTTPS implementation suffers from multiple issues under heavy query load
• OCPBUGS-36963 - [release-4.16] Running local console with authentication appears to no longer work
• OCPBUGS-46441 - [release-4.16] After upgrading the cluster to 4.15 the Prometheus Operator?s "Prometheus" tab does not show the Prometheuses
• OCPBUGS-49835 - [4.16] Backport fix for Extensions are missing from RHCOS release browser
• OCPBUGS-50005 - <4.16>Whereabouts kubeconfig known to expire
• OCPBUGS-50611 - The cnf-tests image is using the wrong image version to run the tests
• OCPBUGS-50694 - Pods cannot connect to apiserver in IPv6 disconnected hosted cluster
• OCPBUGS-51111 - PowerVS: hack DHCP destroy code
• OCPBUGS-51296 - Cluster fails to complete provisioning when using proxy with custom trust bundle

CVEs

• CVE-2024-11187
• CVE-2024-12705

References

• https://access.redhat.com/security/updates/classification/#important