Moderate: OpenShift Container Platform 4.12.4 security update

Topic

Red Hat OpenShift Container Platform release 4.12.4 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 Moderate. 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.
Security Fix(es):

• golang: net/http: An attacker can cause excessive memory growth in a Go server accepting HTTP/2 requests (CVE-2022-41717)

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.

Solution

For OpenShift Container Platform 4.12 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/4.12/release_notes/ocp-4-12-release-notes.html

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

The sha values for the release are:

(For x86_64 architecture)
The image digest is sha256:bbf1f27e5942a2f7a0f298606029d10600ba0462a09ab654f006ce14d314cb2c

(For s390x architecture)
The image digest is sha256:12e389281c05ba0589197af676dd460f668da162181cb8f3edb8f27101d14c39

(For ppc64le architecture)
The image digest is sha256:853c1577bcb33350c0c19a535c14965bdeee4c6a471dd988f08ae241b866c8fc

(For aarch64 architecture)
The image digest is sha256:2a7f99c2814704b2bbb1ba4c06ce87c50384f87fb120b71d02a2f6bca8c867c6

All OpenShift Container Platform 4.12 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/4.12/updating/updating-cluster-cli.html

Affected Products

• Red Hat OpenShift Container Platform 4.12 for RHEL 9 x86_64
• Red Hat OpenShift Container Platform 4.12 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.12 for RHEL 9 ppc64le
• Red Hat OpenShift Container Platform for Power 4.12 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.12 for RHEL 9 s390x
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.12 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.12 for RHEL 9 aarch64
• Red Hat OpenShift Container Platform for ARM 64 4.12 for RHEL 8 aarch64

Fixes

• BZ - 2091214 - Pods are unable to start due to error "Failed to set quota limit for projid xxxxx on /var/lib/containers/storage/overlay/backingFsBlockDev: no such file or directory
• BZ - 2161274 - CVE-2022-41717 golang: net/http: An attacker can cause excessive memory growth in a Go server accepting HTTP/2 requests
• OCPBUGS-4778 - CNO in HyperShift reports upgrade complete in clusteroperator prematurely
• OCPBUGS-6260 - Catalog, fatal error: concurrent map read and map write
• OCPBUGS-6637 - [4.12] Can't reach own service when egress netpol are enabled
• OCPBUGS-6779 - WebScale: configure-ovs.sh fails because it picks the wrong default interface
• OCPBUGS-6788 - [vsphere-problem-detector] fully qualified username must be used when checking permissions
• OCPBUGS-6807 - Platform baremetal warnings during create image when fields not defined
• OCPBUGS-6973 - [IPI] Baremetal ovs-configure.sh script fails to start secondary bridge br-ex1
• OCPBUGS-7044 - Nodes unready in PublicAndPrivate / Private Hypershift setups behind a proxy
• OCPBUGS-7208 - When setting allowedRegistries urls the openshift-samples operator is degraded
• OCPBUGS-7227 - update sdn 4.12 branch build config
• OCPBUGS-7230 - [4.12] Index violation on IGMP_Group during upgrade from 4.12.0 to 4.12.1
• OCPBUGS-7285 - [4.12] Hypershift failing new SCC conformance tests

CVEs

• CVE-2014-3577
• CVE-2021-21684
• CVE-2021-41190
• CVE-2021-41772
• CVE-2021-44716
• CVE-2021-44717
• CVE-2022-0532
• CVE-2022-2879
• CVE-2022-2880
• CVE-2022-4337
• CVE-2022-4338
• CVE-2022-23521
• CVE-2022-41715
• CVE-2022-41717
• CVE-2022-41903
• CVE-2022-47629

References

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