Reachable Assertion Affecting httpd:2.4/mod_ssl package, versions <1:2.4.37-65.module_el8.10.0+4044+ea5f78b1.5


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.35% (57th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-ALMALINUX8-HTTPD-12496905
  • published5 Sept 2025
  • disclosed2 Sept 2025

Introduced: 2 Sep 2025

NewCVE-2025-49630  (opens in a new tab)
CWE-617  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 httpd:2.4/mod_ssl to version 1:2.4.37-65.module_el8.10.0+4044+ea5f78b1.5 or higher.
This issue was patched in ALSA-2025:15123.

NVD Description

Note: Versions mentioned in the description apply only to the upstream httpd:2.4/mod_ssl package and not the httpd:2.4/mod_ssl package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

In certain proxy configurations, a denial of service attack against Apache HTTP Server versions 2.4.26 through to 2.4.63 can be triggered by untrusted clients causing an assertion in mod_proxy_http2.

Configurations affected are a reverse proxy is configured for an HTTP/2 backend, with ProxyPreserveHost set to "on".

CVSS Base Scores

version 3.1