Adobe Flash Player before 10.2.154.27 on Windows Mac OS X Linux and Solaris and 10.2.156.12 and earlier on Android; Adobe AIR before 2.6.19140; and Authplay.dll (aka AuthPlayLib.bundle) in Adobe Reader 9.x before 9.4.4 and 10.x through 10.0.1 on Windows Adobe Reader 9.x before 9.4.4 and 10.x before 10.0.3 on Mac OS X and Adobe Acrobat 9.x before 9.4.4 and 10.x before 10.0.3 on Windows and Mac OS X allow remote attackers to execute arbitrary code or cause a denial of service (application crash) via crafted Flash content; as demonstrated by a Microsoft Office document with an embedded .swf file that has a size inconsistency in a \group of included constants \ object type confusion ActionScript that adds custom functions to prototypes and Date objects; and as exploited in the wild in April 2011.