After Applying Patch 16021044 to Oracle HTTP Server 11.1.1.6 - MOD_SECURITY Causes Performance Issues and Core Dumps (Doc ID 1627786.1)

Last updated on MAY 19, 2023

Applies to:

Symptoms

After applying <Patch 16021044>: OHS SECURITY PATCH UPDATE 11.1.1.6.0 (CPUAPR2013), Oracle HTTP Server has performance issues, crashes and generates a core dump.

Stack trace extracted from the core file displays the following:

When a specific page is accessed, the login screen appears and the http server process crashes.

If "include mod_security.conf" is commented out then OHS does not crash.

Changes

 Applied CPU patch which delivered mod_security and configured as per the readme.

Cause

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.