NGSSoftware Insight Security Research Advisory #NISR04022004a – By crafting malformed .RP, .RT, .RAM, .RPM or .SMIL file, it is possible to cause heap and stack based overruns in RealPlayer / RealOne Player.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/32626/NGSrealone.txt
Source: https://packetstormsecurity.com/files/32626/NGSrealone.txt.html