diff -Nura php-5.1.6.orig/Zend/zend_alloc.c php-5.1.6/Zend/zend_alloc.c
--- ./Zend/zend_alloc.c	2006-08-10 19:16:24.000000000 +0200
+++ ./Zend/zend_alloc.c	2006-10-09 09:36:32.000000000 +0200
@@ -17,7 +17,7 @@
    +----------------------------------------------------------------------+
 */
 
-/* $Id: zend_alloc.c,v 1.144.2.4 2006/08/10 17:16:24 iliaa Exp $ */
+/* $Id: zend_alloc.c,v 1.144.2.5 2006/09/30 17:15:23 iliaa Exp $ */
 
 #include "zend.h"
 #include "zend_alloc.h"
@@ -328,15 +328,14 @@
 ZEND_API void *_ecalloc(size_t nmemb, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
 {
 	void *p;
-	int final_size = size*nmemb;
-	
+
 	HANDLE_BLOCK_INTERRUPTIONS();
-	p = _emalloc(final_size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
+	p = _safe_emalloc(nmemb, size, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
 	if (!p) {
 		HANDLE_UNBLOCK_INTERRUPTIONS();
 		return (void *) p;
 	}
-	memset(p, 0, final_size);
+	memset(p, 0, size * nmemb);
 	HANDLE_UNBLOCK_INTERRUPTIONS();
 	return p;
 }