Microsoft Edge Chakra - 'JavascriptFunction::EntryCall' Fails to Handle 'CallInfo' Properly

GetScriptContext, Js::Constants::MinStackDefault; RUNTIMEARGUMENTSargs, callInfo; ScriptContext scriptContext = function-GetScriptContext; Assert!callInfo.Flags & CallFlagsNew; /// /// Check Argument0 has internal Call property /// If not, throw TypeError /// if args.Info.Count == 0 ||...

Microsoft Edge Chakra JavascriptFunction::EntryCall Mishandled CallInfo

Microsoft Edge: Chakra: JavascriptFunction::EntryCall doesn't handle CallInfo properly CVE-2017-8671 Here's the method. Var JavascriptFunction::EntryCallRecyclableObject function, CallInfo callInfo, ... PROBESTACKfunction-GetScriptContext, Js::Constants::MinStackDefault; RUNTIMEARGUMENTSargs,...