Issued at: 2026-08-18
Updated at: 2026-08-18
Advisory content derived from Red Hat RHSA-2026:55859, © Red Hat, Inc., used under CC BY 4.0, with modifications.
Synopsis
Important: haproxy security update
Description
The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications.
Security Fix(es):
* haproxy: HAProxy: Denial of Service via HPACK dynamic table insertions (CVE-2026-55204)
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.