DIRAPIX.dll in Adobe Shockwave Player before 11.5.8.612 does not properly handle a certain return value associated with the rcsL chunk in a Director movie, which allows remote attackers to cause a denial of service (heap memory corruption) or execute arbitrary code via a crafted movie, related to a "pointer offset vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12021
http://www.vupen.com/english/advisories/2010/2176
http://www.securitytracker.com/id?1024361
http://www.securityfocus.com/archive/1/513299/100/0/threaded
http://www.adobe.com/support/security/bulletins/apsb10-20.html