Vulnerable Systems:
* Adobe Flash Player versions prior to 10.1.53.64
* Adobe Flash Player versions prior to 9.0.277.0
Immune Systems:
* Adobe Flash Player version 10.1.53.64
* Adobe Flash Player version 9.0.277.0
This vulnerability is caused due to an invalid pointer when processing the "newclass" operator (bytecode 0x58), which could be exploited by attackers to execute arbitrary code by tricking a user into visiting a specially crafted web page.