'The balancer_handler function in mod_proxy_balancer in the Apache HTTP Server 2.2.0 through 2.2.6, when a threaded Multi-Processing Module is used, allows remote authenticated users to cause a denial of service (child process crash) via an invalid bb variable.'
This issue was resolved in a backported fix. Current up to date versions not affected.
This issue was resolved in httpd-2.2.3-11.el5. Current versions meet or exceed this minor release.
To validate that you are running httpd-2.2.3-11.el5 or later, run the following:
rpm -qi httpd
If you need to update, run the following: