The DefineConstantPool action in the ActionScript 2 virtual machine in Adobe Flash Player 10.x before 10.0.12.36 and 9.x before 9.0.151.0, and Adobe AIR before 1.5, accepts an untrusted input value for a "constant count," which allows remote attackers to read sensitive data from process memory via a crafted PDF file.
Publication date: Fri, 09 Nov 2018 02:08:00 +0000