Microsoft Edge Chakra JsBuiltInEngineInterfaceExtensionObject Use After Free

This strike exploits a vulnerability in the Microsoft Edge browser. Specifically, the vulnerability exists in the Javascript Chakra engine. It is possible to craft Javascript in such a way that when using the InjectJsBuiltInLibraryCode method an attacker can clear the disable-implicit-call flag can lead to a stack based use after free condition. This may lead to a denial of service condition in the browser, or potentially remote code execution.