Issued:
2023-11-08
Updated:
2023-11-08

RHSA-2023:6783 - Important: Node Health Check Operator 0.4.1

Synopsis

Important: Node Health Check Operator 0.4.1

Type/Severity

Security Advisory Important

Topic

This is an updated version of the Node Health Check Operator. This Operator is delivered by Red Hat Workload Availability.

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

You can use the Node Health Check Operator to deploy the Node Health Check controller. The controller identifies unhealthy nodes and uses the Self Node Remediation Operator to remediate the unhealthy nodes.

Security Fix(es):

  • golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487) (CVE-2023-39325)

  • HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Affected Products

ProductVersionArch
Red Hat OpenShift Workload Availability1x86_64

Fixes

CVEs

References

Additional information