CORE Security Technologies Advisory – RealPlayer versions 8, v2, v1, OS X, and others have a heap corruption vulnerability in the way RealPlayer deflates PNG images allowing remote attackers to gain access and execution rights of the user running the player.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/30942/core.realplayer.txt
Source: https://packetstormsecurity.com/files/30942/core.realplayer.txt.html