RHSA-2022:0024 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.6.53 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 4.6.

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.

This advisory contains the RPM packages for Red Hat OpenShift Container Platform 4.6.53. See the following advisory for the container images for this release:

https://access.redhat.com/errata/RHBA-2022:0025

Security Fix(es):

• haproxy: an HTTP method name may contain a space followed by the name of

a protected resource (CVE-2021-39241)

• haproxy: request smuggling attack or response splitting via duplicate

content-length header (CVE-2021-40346)

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 4.6 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/4.6/release_notes/ocp-4-6-release-notes.html

Details on how to access this content are available at
https://docs.openshift.com/container-platform/4.6/updating/updating-cluster-cli.html

Affected Products

• Red Hat OpenShift Container Platform 4.6 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform 4.6 for RHEL 7 x86_64
• Red Hat OpenShift Container Platform for Power 4.6 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.6 for RHEL 8 s390x

Fixes

• BZ - 1995107 - CVE-2021-39241 haproxy: an HTTP method name may contain a space followed by the name of a protected resource
• BZ - 2000599 - CVE-2021-40346 haproxy: request smuggling attack or response splitting via duplicate content-length header
• BZ - 2037401 - Placeholder bug for OCP 4.6.0 rpm release

CVEs

• CVE-2021-39241
• CVE-2021-40346

References

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