Important: OpenShift Container Platform 4.14.2 packages and security update

Topic

Red Hat OpenShift Container Platform release 4.14.2 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 4.14.

Red Hat Product Security has rated this update as having a security impact of Important. 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 4.14.2. 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

Solution

For OpenShift Container Platform 4.14 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/4.14/release_notes/ocp-4-14-release-notes.html

Affected Products

• Red Hat OpenShift Container Platform 4.14 for RHEL 9 x86_64
• Red Hat OpenShift Container Platform 4.14 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.14 for RHEL 9 ppc64le
• Red Hat OpenShift Container Platform for Power 4.14 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.14 for RHEL 9 s390x
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.14 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.14 for RHEL 9 aarch64
• Red Hat OpenShift Container Platform for ARM 64 4.14 for RHEL 8 aarch64

Fixes

• BZ - 2222167 - CVE-2023-29406 golang: net/http: insufficient sanitization of Host header
• BZ - 2228743 - CVE-2023-29409 golang: crypto/tls: slow verification of certificate chains containing large RSA keys
• BZ - 2237773 - CVE-2023-39319 golang: html/template: improper handling of special tags within script contexts
• BZ - 2237776 - CVE-2023-39318 golang: html/template: improper handling of HTML-like comments within script contexts
• BZ - 2237777 - CVE-2023-39321 golang: crypto/tls: panic when processing post-handshake message on QUIC connections
• BZ - 2237778 - CVE-2023-39322 golang: crypto/tls: lack of a limit on buffered post-handshake
• BZ - 2242803 - CVE-2023-44487 HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack)
• BZ - 2243296 - CVE-2023-39325 golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)

CVEs

• CVE-2023-29406
• CVE-2023-29409
• CVE-2023-39318
• CVE-2023-39319
• CVE-2023-39321
• CVE-2023-39322
• CVE-2023-39325
• CVE-2023-44487

References

• https://access.redhat.com/security/updates/classification/#important
• https://access.redhat.com/security/vulnerabilities/RHSB-2023-003