Limit tvbparse recursion.

Add a recursion check to tvbparse so that we don't overflow our stack.

Bug: 14253
Change-Id: I0f667c3720311318267a1184b33e33253f8ff729
Reviewed-on: https://code.wireshark.org/review/25202
Reviewed-by: Gerald Combs <gerald@wireshark.org>
Petri-Dish: Gerald Combs <gerald@wireshark.org>
Tested-by: Petri Dish Buildbot
Reviewed-by: Michael Mann <mmann78@netscape.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/epan/tvbparse.h b/epan/tvbparse.h
index 6128b8bbca..863e909668 100644
--- a/epan/tvbparse.h
+++ b/epan/tvbparse.h
@@ -148,6 +148,7 @@ struct _tvbparse_t {
     int end_offset;
     void* data;
     const tvbparse_wanted_t* ignore;
+    int recursion_depth;
 };