Mandriva Linux Security Advisory MDKSA-2006-079: A vulnerability in how ruby’s HTTP module uses blocking sockets was reported by Yukihiro Matsumoto. By sending large amounts of data to a server application using this module, a remote attacker could exploit it to render the application unusable and not respond to other client requests.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/45904/MDKSA-2006-079.txt
Source: https://packetstormsecurity.com/files/45904/Mandriva-Linux-Security-Advisory-2006.079.html