(RHSA-2023:6840) Important: OpenShift Container Platform 4.14.2 packages and 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 RPM packages for Red Hat OpenShift Container Platform 4.14.2. See the following advisory for the container images for this release:

https://access.redhat.com/errata/RHSA-2023:6837

Security Fix(es):

• HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS
  attack (Rapid Reset Attack) (CVE-2023-44487 CVE-2023-39325)
• golang: net/http: insufficient sanitization of Host header
  (CVE-2023-29406)
• golang: crypto/tls: slow verification of certificate chains containing
  large RSA keys (CVE-2023-29409)
• golang: html/template: improper handling of HTML-like comments within
  script contexts (CVE-2023-39318)
• golang: html/template: improper handling of special tags within script
  contexts (CVE-2023-39319)
• golang: crypto/tls: panic when processing post-handshake message on QUIC
  connections (CVE-2023-39321)
• golang: crypto/tls: lack of a limit on buffered post-handshake
  (CVE-2023-39322)

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.

All OpenShift Container Platform 4.14 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/4.14/updating/updating_a_cluster/updating-cluster-cli.html