Application: Rhythmbox 0.11.5 OS: Linux - Ubuntu 8.04 ------------------------------------------------------ 1 - Description 2 - Vulnerability 3 - POC/EXPLOIT ------------------------------------------------------ Description Rhythmbox is a renowned player of mp3 files that comes bundled in ubuntu. What makes this vulnerability so dangerous is that it comes as default in ubuntu is quite possible that creating malicious file is opened with this player. ------------------------------------------------------ Vulnerability The vulnerability works when a file of reproduction specially trained is created this causes the program to break. Analyzing in more detail the failure with a debugger you can see the flaw in the segment but you cannot see precisely which function fails. 0x0844a767 in? () ------------------------------------------------------ POC/EXPLOIT For a proof of concept you should create a file with the extension of reproduction (pls) and put the following content. [playlist] X-GNOME-Title= Title= A * 1475 NumberOfEntries=0 ------------------------------------------------------ Juan Pablo Lopez Yacubian