MFH: access mode for dbase_open() cannot be < 0

19 years ago · 7b58554f82
1 changed files with 3 additions and 0 deletions
--- a/ext/dbase/dbase.c
+++ b/ext/dbase/dbase.c
@ -132,6 +132,9 @@ PHP_FUNCTION(dbase_open)
 	if (Z_LVAL_PP(options) == 1) {
 		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot open %s in write-only mode", Z_STRVAL_PP(dbf_name));
 		RETURN_FALSE;
+	} else if (Z_LVAL_PP(options) < 0) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid access mode %ld", Z_LVAL_PP(options));
+		RETURN_FALSE;
 	}

 	if (PG(safe_mode) && (!php_checkuid(Z_STRVAL_PP(dbf_name), NULL, CHECKUID_CHECK_FILE_AND_DIR))) {