There is denial of service in Apache httpd 2.0.49. It is possible to consume arbitrary amount of memory. On 64 bit systems with more than 4GB virtual memory this may lead to heap based buffer overflow whose exploitation is unclear at the moment.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/33671/httpd1.html
Source: https://packetstormsecurity.com/files/33671/httpd1.html.html