fixed possible bug in parsing filter options while probing link

gpac · Apr 22, 2024 · 54fa30c · 54fa30c
1 parent 2ad835b
commit 54fa30c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/filter_core/filter.c b/src/filter_core/filter.c
@@ -1889,6 +1889,7 @@ static void filter_parse_dyn_args(GF_Filter *filter, const char *args, GF_Filter
 			if (sep) {
 				escaped = (sep[1] == filter->session->sep_args) ? NULL : strstr(sep, szEscape);
 				if (escaped && xml_start && (escaped>xml_start)) escaped = NULL;
+				if ((u32) (escaped-sep)>2) escaped = NULL;
 				//if we have a :gfopt: or :gfloc: set without :gpac: on a source, consider this as a valid escape pattern
 				if (check_url_esc && !escaped && !strncmp(args, szSrc, 4) && (!strncmp(sep, ":gfopt:", 7) ||!strncmp(sep, ":gfloc:", 7)))
 					escaped = sep;