Important: OpenShift Container Platform 4.8.36 security update

Topic

Red Hat OpenShift Container Platform release 4.8.36 is now available with
updates to packages and images that fix several bugs and add enhancements.

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 4.8.36. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHSA-2022:1153

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/4.8/release_notes/ocp-4-8-release-notes.html

Security Fix(es):

• ovn-kubernetes: Ingress network policy can be overruled by egress network

policy on another pod (CVE-2022-0567)

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.

You may download the oc tool and use it to inspect release image metadata as follows:

(For x86_64 architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.8.36-x86_64

The image digest is sha256:faf1f5ae9636ef79c6027cd1ca68b0a93607f8ccc12e8e537f8f8bc21d7dfb15

(For s390x architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.8.36-s390x

The image digest is sha256:a12f7b0736d8a4cbf201d95899712b448b977eaae4b3178b04adb565cb6b636a

(For ppc64le architecture)

$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.8.36-ppc64le

The image digest is sha256:f90df1f857eec5ac6c40ccb50bfd1c4a4e962a89b1ae4da354094385c6c130fc

All OpenShift Container Platform 4.8 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.openshift.com/container-platform/4.8/updating/updating-cluster-cli.html

Solution

For OpenShift Container Platform 4.8 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/4.8/release_notes/ocp-4-8-release-notes.html

Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.8/updating/updating-cluster-cli.html

Affected Products

• Red Hat OpenShift Container Platform 4.8 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.8 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.8 for RHEL 8 s390x

Fixes

• BZ - 2026110 - Altering the Schedule Profile configurations doesn't affect the placement of the pods
• BZ - 2043808 - No way to verify if IPs with leading zeros are still valid in the apiserver
• BZ - 2052097 - global pull secret not working in OCP4.7.4+ for additional private registries
• BZ - 2053122 - Build is not recognizing the USER group from an s2i image
• BZ - 2053326 - CVE-2022-0567 ovn-kubernetes: Ingress network policy can be overruled by egress network policy on another pod
• BZ - 2057557 - Services of type loadbalancer do not work if the traffic reaches the node from an interface different from br-ex
• BZ - 2060450 - Overview page does not load from openshift console for some set of users after upgrading to 4.7.19
• BZ - 2063836 - [4.8z] High cpu load on Juniper Qfx5120 Network switches after upgrade to Openshift 4.8.26
• BZ - 2064634 - MachineSet is not scaling up due to an OpenStack error trying to create multiple ports with the same MAC address
• BZ - 2065311 - [4.8z] Network policies are not implemented or updated by OVN-Kubernetes
• BZ - 2066302 - Ingress Operator is not closing TCP connections.
• BZ - 2066675 - AWS io2 machine fails due to no iops despite it being configured
• BZ - 2066760 - `oc debug node` does not meet compliance requirement
• BZ - 2067107 - co/image-registry is degrade because ImagePrunerDegraded: Job has reached the specified backoff limit
• BZ - 2068509 - ovnkube-masters suddenly stop processing add/del events for pods
• BZ - 2068895 - PodDisruptionBudgetAtLimit alert fired in SNO cluster

CVEs

• CVE-2022-0567

References

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