WebKit JSC Intl.getCanonicalLocales Heap Buffer Overflow

WebKit: JSC: heap buffer overflow in Intl.getCanonicalLocales CVE-2017-6984 Here's tryCreateArrayButterfly which is invoked from intlObjectFuncGetCanonicalLocales to create a JSArray object. inline Butterfly tryCreateArrayButterflyVM& vm, JSCell intendedOwner, unsigned initialLength Butterfly...