--- embedaddon/php/ext/standard/uuencode.c	2013/07/22 01:32:05	1.1.1.3
+++ embedaddon/php/ext/standard/uuencode.c	2014/06/15 20:03:57	1.1.1.4
@@ -2,7 +2,7 @@
    +----------------------------------------------------------------------+
    | PHP Version 5                                                        |
    +----------------------------------------------------------------------+
-   | Copyright (c) 1997-2013 The PHP Group                                |
+   | Copyright (c) 1997-2014 The PHP Group                                |
    +----------------------------------------------------------------------+
    | This source file is subject to version 3.01 of the PHP license,      |
    | that is bundled with this package in the file LICENSE, and is        |
@@ -16,7 +16,7 @@
    +----------------------------------------------------------------------+
  */
 
-/* $Id: uuencode.c,v 1.1.1.3 2013/07/22 01:32:05 misho Exp $ */
+/* $Id: uuencode.c,v 1.1.1.4 2014/06/15 20:03:57 misho Exp $ */
 
 /*
  * Portions of this code are based on Berkeley's uuencode/uudecode
@@ -151,6 +151,9 @@ PHPAPI int php_uudecode(char *src, int src_len, char *
 		}
 
 		while (s < ee) {
+			if(s+4 > e) {
+				goto err;
+			} 
 			*p++ = PHP_UU_DEC(*s) << 2 | PHP_UU_DEC(*(s + 1)) >> 4;
 			*p++ = PHP_UU_DEC(*(s + 1)) << 4 | PHP_UU_DEC(*(s + 2)) >> 2;
 			*p++ = PHP_UU_DEC(*(s + 2)) << 6 | PHP_UU_DEC(*(s + 3));