RHSA-2023:1696 — Security Advisory
Red Hat Security Advisory: haproxy security update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · April 11, 2023
Updated · November 22, 2025
Topic
An update for haproxy is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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
The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications.
Security Fix(es):
-
haproxy: segfault DoS (CVE-2023-0056)
-
haproxy: request smuggling attack in HTTP/1 header parsing (CVE-2023-25725)
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.