Product : Rosoft Media Player 4.1.7 If we create a file extension M3U (playlist) that this specially designed this causes a fault in the program by the closing unexpectedly. If it opens with ollydbg I returned the following results. I leave a proof of concept http://es.geocities.com/jplopezy/PRUEBA.zip Thank you for your time Greetings Juan Pablo Lopez Yacubian http://fuzzertina.blogspot.com/