diff --git a/bugs/bugs_found.txt b/bugs/bugs_found.txt
index bbe170a5a..65e2b7b8c 100644
--- a/bugs/bugs_found.txt
+++ b/bugs/bugs_found.txt
@@ -1,5 +1,36 @@
+BUG #13 (NEW)
+
+Date reported: May 02, 2018
+
+Type: Test failure
+
+URLs
+JSCore: https://bugs.webkit.org/show_bug.cgi?id=185208
+
+Original:
+./jsfuzz/seeds/mozilla/non262/TypedArray/constructor-iterable-undefined-or-null.js
+
+Fuzzed:
+./jsfuzz/bugs/fuzzed_files/fuzzed_mozilla_non262_TypedArray_constructor-iterable-undefined-or-null.js
+
+Patch:
+
+ 
+pattern:
+-------------JavaScriptCore
+Error: Type error
+-------------Chakra
+
+-------------SpiderMonkey
+
+-------------v8
+
+Explanation:
+
+According to GetMethod (object, @@iterator) ES6 specification, if the iterator value is either "undefined" or "null", the method should return "undefined", but JSCore does not support this property as "null".
+
 ======
-BUG #12 (NEW)
+BUG #12
 
 Date reported: May 02, 2018
 
@@ -21,15 +52,18 @@ Pattern:
 -------------JavaScriptCore
 Error: expected {"value": 0, "done": false}, got {"done": false, "value": 0}
 -------------Chakra
+
 -------------SpiderMonkey
+
 -------------v8
 
+
 Explanation:
 
 According to ES6 specification, the Iterator of a TypedArray.keys() or an Array.keys() should return an object on this order {value: Integer, done: Boolean}.
 
 ======
-BUG #11 (CONFIRMED)
+BUG #11 (NEW)
 
 Date reported: April 30, 2018
 
@@ -111,7 +145,7 @@ Actual results:
   Pass without failures
 
 ======
-BUG #9 (CONFIRMED)
+BUG #9 (NEW)
 
 Date reported: April 29, 2018
 
@@ -144,7 +178,7 @@ Actual result: TypeError: Assertion failed: got "function f() {return "fun-f";}"
 Expected result: pass without failures
 
 ======
-BUG #8 (CONFIRMED)
+BUG #8 (NEW)
 
 Date reported: April 29, 2018
 
diff --git a/bugs/fuzzed_files/fuzzed_mozilla_non262_TypedArray_constructor-iterable-undefined-or-null.js b/bugs/fuzzed_files/fuzzed_mozilla_non262_TypedArray_constructor-iterable-undefined-or-null.js
new file mode 100644
index 000000000..2d0a0e5b2
--- /dev/null
+++ b/bugs/fuzzed_files/fuzzed_mozilla_non262_TypedArray_constructor-iterable-undefined-or-null.js
@@ -0,0 +1,22 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 1.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Construct typed array from object with undefined or null [Symbol.iterator] property.
+for (let constructor of anyTypedArrayConstructors) {
+    for (let iterator of [undefined, null]) {
+        let arrayLike = {
+            [Symbol.iterator]: iterator,
+            length: 2,
+            0: 10,
+            1: 20,
+        };
+        let typedArray = new constructor(arrayLike);
+
+        assertEq(typedArray.length, arrayLike.length);
+        assertEqArray(typedArray, arrayLike);
+    }
+}
+
+if (typeof reportCompare === "function")
+    reportCompare(true, true);