Integer overflow in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0 through 1.1.4 on Windows might allow remote attackers to execute arbitrary code via a crafted QCP file that triggers a heap-based buffer overflow.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7326
https://exchange.xforce.ibmcloud.com/vulnerabilities/61420
http://www.vupen.com/english/advisories/2010/2216
http://www.securitytracker.com/id?1024370
http://service.real.com/realplayer/security/08262010_player/en/
http://secunia.com/secunia_research/2010-3/