From: Dmitry Stogov <dmitry@php.net>
Date: Mon, 25 Dec 2006 13:11:23 +0000 (+0000)
Subject: Fixed heap overflow
X-Git-Tag: php-5.2.1RC2~89
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5436160dc625a256a1d9b5ab3e608039a4d96f20;p=php

Fixed heap overflow
---

diff --git a/main/streams/filter.c b/main/streams/filter.c
index 657506c5c1..ce35a226fe 100644
--- a/main/streams/filter.c
+++ b/main/streams/filter.c
@@ -265,7 +265,8 @@ PHPAPI php_stream_filter *php_stream_filter_create(const char *filtername, zval
 		/* try a wildcard */
 		char *wildname;
 
-		wildname = estrdup(filtername);
+		wildname = emalloc(n+3);
+		memcpy(wildname, filtername, n+1);
 		period = wildname + (period - filtername);
 		while (period && !filter) {
 			*period = '\0';