Red Hat Security Advisory 2017-0879-01 – V8 is Google’s open source JavaScript engine. V8 is written in C++ and is used in Google Chrome, the open source browser from Google. V8 implements ECMAScript as specified in ECMA-262, 3rd edition. Security Fix: An integer-overflow flaw was found in V8’s Zone class when allocating new memory and Zone::NewExpand()). An attacker with the ability to manipulate a large zone could crash the application or, potentially, execute arbitrary code with the application privileges.