(Pwn2Own) Adobe Flash Player DefineText Buffer Overflow Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Adobe Flash Player. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the DefineText tag. A specially crafted DefineFont2 tag can overflow a buffer of size TotalNumberOfGlyph * 2 bytes. An attacker can leverage this vulnerability to execute code under the context of the current process.