Related Vulnerabilities: CVE-2023-27491  

DescriptionA flaw was found in Envoy that may allow attackers to send specially crafted HTTP/2 or HTTP/3 requests to trigger parsing errors on the HTTP/1 upstream service.A flaw was found in Envoy that may allow attackers to send specially crafted HTTP/2 or HTTP/3 requests to trigger parsing errors on the HTTP/1 upstream service.

Affected Packages and Issued Red Hat Security Errata

Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.