Reachable Assertion Affecting jbcs-httpd24-mod_http2 package, versions <0:2.0.29-5.el7jbcs


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.42% (61st percentile)

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  • Snyk IDSNYK-RHEL7-JBCSHTTPD24MODHTTP2-11810721
  • published15 Aug 2025
  • disclosed14 Jul 2025

Introduced: 14 Jul 2025

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

How to fix?

Upgrade RHEL:7 jbcs-httpd24-mod_http2 to version 0:2.0.29-5.el7jbcs or higher.
This issue was patched in RHSA-2025:13680.

NVD Description

Note: Versions mentioned in the description apply only to the upstream jbcs-httpd24-mod_http2 package and not the jbcs-httpd24-mod_http2 package as distributed by RHEL. See How to fix? for RHEL:7 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