CVE-2010-1818 (quicktime)
The IPersistPropertyBag2::Read function in QTPlugin.ocx in Apple QuickTime 6.x, 7.x before 7.6.8, and other versions allows remote attackers to execute arbitrary code via the _Marshaled_pUnk attribute, which triggers unmarshaling of an untrusted pointer.
Source: CVE-2010-1818 (quicktime)