An update for the varnish:6 module is now available for Red Hat Enterprise
 Linux 8.8 Extended Update Support.

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.

Varnish Cache is a high-performance HTTP accelerator. It stores web pages in
 memory so web servers don't have to create the same web page over and over again, giving the website a significant speed up.

Security Fix(es):

* varnish: request smuggling attacks (CVE-2025-47905)

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.

This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

CVE-2025-47905: Inconsistent Interpretation of HTTP Requests ('HTTP
 Request/Response Smuggling') (CWE-444)