blaze822_walk_mime: limit recursion depth

4 years ago · 41c8fefb73
parent 61caf5a6a3
commit 41c8fefb73
1 changed files with 3 additions and 0 deletions
--- a/rfc2045.c
+++ b/rfc2045.c
@ -182,6 +182,9 @@ blaze822_walk_mime(struct message *msg, int depth, blaze822_mime_callback visit)

 	blaze822_mime_action r = MIME_CONTINUE;

+	if (depth > 64)
+		return MIME_PRUNE;
+
 	if (blaze822_mime_body(msg, &ct, &body, &bodylen, &bodychunk)) {

 		r = visit(depth, msg, body, bodylen);