Add m-esr52 at 52.6.0

1 files changed, 42 insertions, 0 deletions

diff --git a/js/src/tests/js1_5/extensions/regress-390597.js b/js/src/tests/js1_5/extensions/regress-390597.js
new file mode 100644
index 000000000..9f8596adc
--- /dev/null
+++ b/js/src/tests/js1_5/extensions/regress-390597.js
@@ -0,0 +1,42 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 390597;
+var summary = 'watch point + eval-as-setter allows access to dead JSStackFrame';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+ 
+  function exploit() {
+    try
+    {
+    var obj = this, args = null;
+    obj.__defineSetter__("evil", eval);
+    obj.watch("evil", function() { return "args = arguments;"; });
+    obj.evil = null;
+    eval("print(args[0]);");
+    }
+    catch(ex)
+    {
+      print('Caught ' + ex);
+    }
+  }
+  exploit();
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}