Use-after-free vulnerability in Adobe Flash Player before 11.7.700.275 and 11.8.x through 13.0.x before 13.0.0.182 on Windows and OS X and before 11.2.202.350 on Linux, Adobe AIR before 13.0.0.83 on Android, Adobe AIR SDK before 13.0.0.83, and Adobe AIR SDK & Compiler before 13.0.0.83 allows remote attackers to execute arbitrary code, and possibly bypass an Internet Explorer sandbox protection mechanism, via unspecified vectors, as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2014.