(RHSA-2021:3262) Important: OpenShift Container Platform 4.7.28 security update

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

https://access.redhat.com/errata/RHBA-2021:3263

Space precludes documenting all of the container images in this advisory.
See the following Release Notes documentation for details about these
changes:

https://docs.openshift.com/container-platform/4.7/release_notes/ocp-4-7-rel
ease-notes.html

Security Fix(es):

• gogo/protobuf: plugin/unmarshal/unmarshal.go lacks certain index
  validation (CVE-2021-3121)

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.

Bug Fix(es):

• Machine Config Operator degrades during cluster update with failed to
  convert Ignition config spec v2 to v3 (BZ#1956462)

• OCP IPI Publish Internal - GCP: Load Balancer service with External
  Traffic Policy as Local is not working (BZ#1971669)

• [4.7] Unable to attach Vsphere volume shows the error “failed to get
  canonical path” (BZ#1973766)

• oc logs doesn’t work with piepeline builds (BZ#1974264)

• “provisioned registration errors” cannot be reported (BZ#1976924)

• AWS Elastic IP permissions are incorrectly required (BZ#1981553)

• Memory consumption (container_memory_rss) steadily growing for
  /system.slice/kubelet.service when FIPS enabled [ocp 4.7] (BZ#1981580)

• Problematic Deployment creates infinite number Replicasets causing etcd
  to reach quota limit (BZ#1981775)

• Size of the hostname was preventing proper DNS resolution of the worker
  node names (BZ#1983695)

• (release-4.7) Insights status card shows nothing when 0 issues found
  (BZ#1986724)

• drop-icmp pod blocks direct SSH access to cluster nodes (BZ#1988426)

• Editing a Deployment drops annotations (BZ#1989642)

• [Kuryr][4.7] Duplicated egress rule for service network in knp object
  (BZ#1990175)

• Update failed - ovn-nbctl: duplicate nexthop for the same ECMP route
  (BZ#1991445)

• Unable to install a zVM hosted OCP 4.7.24 on Z Cluster based on new RHCOS
  47 RHEL 8.4 based build (BZ#1992240)

• alerts: SystemMemoryExceedsReservation triggers too quickly (BZ#1992687)

• failed to start cri-o service due to /usr/libexec/crio/conmon is missing
  (BZ#1993386)

• Thanos build failure: vendor/ ignored (BZ#1994123)

• Ipv6 IP addresses are not accepted for whitelisting (BZ#1994645)

• upgrade from 4.6 to 4.7 to 4.8 with mcp worker “paused=true”, crio
  report “panic: close of closed channel” which lead to a master Node go into
  Restart loop (BZ#1994729)

• linuxptp-daemon crash on 4.8 (BZ#1995579)

• long living clusters may fail to upgrade because of an invalid conmon
  path (BZ#1995810)

For more details about the security issue(s), 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:4.7.28-x86_64

The image digest is
sha256:b3f38d58057a12b0477bf28971390db3e3391ce1af8ac06e35d0aa9e8d8e5966

(For s390x architecture)

$ oc adm release info
quay.io/openshift-release-dev/ocp-release:4.7.28-s390x

The image digest is
sha256:30c2011f6d84b16960b981a07558f96a55e59a281449d25c5ccc778aaeb2f970

(For ppc64le architecture)

$ oc adm release info
quay.io/openshift-release-dev/ocp-release:4.7.28-ppc64le

The image digest is
sha256:52ebf0db5a36434357c24a64863025730d2159a94997333f15fbe1444fa88f4f

Instructions for upgrading a cluster are available
at
https://docs.openshift.com/container-platform/4.7/updating/updating-cluster
-between-minor.html#understanding-upgrade-channels_updating-cluster-between
-minor