File php-CVE-2015-4644.patch of Package php5.3636

http://git.php.net/?p=php-src.git;a=commitdiff;h=2cc4e69cc6d8dbc4b3568ad3dd583324a7c11d64
--- ext/pgsql/pgsql.c
+++ ext/pgsql/pgsql.c
@@ -5120,7 +5120,11 @@ PHP_PGSQL_API int php_pgsql_meta_data(PGconn *pg_link, const char *table_name, z
 
 	src = estrdup(table_name);
 	tmp_name = php_strtok_r(src, ".", &tmp_name2);
-	
+	if (!tmp_name) {
+		efree(src);
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "The table name must be specified");
+		return FAILURE;
+	}
 	if (!tmp_name2 || !*tmp_name2) {
 		/* Default schema */
 		tmp_name2 = tmp_name;