fix bug #67865

Author: m6w6

NEWS

@@ -18,6 +18,11 @@ PHP                                                                        NEWS
 - Wddx:
   . Fixed bug #67873 (Segfaults in php_wddx_serialize_var). (Anatol, Remi)
 
+- Zlib:
+  . Fixed bug #67724 (chained zlib filters silently fail with large amounts of 
+    data). (Mike)
+  . Fixed bug #67865 (internal corruption phar error). (Mike)
+
 ?? ??? 2014, PHP 5.4.32
 
 - COM:
@@ -66,10 +71,6 @@ PHP                                                                        NEWS
   . Fixed bug #60616 (odbc_fetch_into returns junk data at end of multi-byte
     char fields). (Keyur)
 
-- Zlib:
-  . Fixed bug #67724 (chained zlib filters silently fail with large amounts of 
-    data). (Mike)
-
 - MySQLi:
   . Fixed bug #67839 (mysqli does not handle 4-byte floats correctly). (Keyur)
 

ext/zlib/zlib_filter.c

@@ -310,8 +310,7 @@ static php_stream_filter *php_zlib_filter_create(const char *filtername, zval *f
 
 	data->strm.zalloc = (alloc_func) php_zlib_alloc;
 	data->strm.zfree = (free_func) php_zlib_free;
-	data->strm.avail_out = data->outbuf_len = 0x8000;
-	data->inbuf_len = 2048;
+	data->strm.avail_out = data->outbuf_len = data->inbuf_len = 0x8000;
 	data->strm.next_in = data->inbuf = (Bytef *) pemalloc(data->inbuf_len, persistent);
 	if (!data->inbuf) {
 		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed allocating %zd bytes", data->inbuf_len);