Moderate: OpenShift Container Platform 4.12 security update

Topic

Red Hat OpenShift Container Platform release 4.12 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: out-of-bounds read in golang.org/x/text/language leads to DoS

(CVE-2021-38561)

• golang: crash in a golang.org/x/crypto/ssh server (CVE-2022-27191)

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

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

Details on how to access this content 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 - 2064702 - CVE-2022-27191 golang: crash in a golang.org/x/crypto/ssh server
• BZ - 2100495 - CVE-2021-38561 golang: out-of-bounds read in golang.org/x/text/language leads to DoS
• OCPBUGS-3571 - Placeholder bug for OCP 4.12.0 metadata release

CVEs

• CVE-2021-38561
• CVE-2022-27191
• CVE-2022-32189

References

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