From 186531927d653ee3fa843ff439db90b7f27e0925 Mon Sep 17 00:00:00 2001
From: Dimitry Ishenko <dimitry.ishenko@gmail.com>
Date: Sat, 23 Oct 2021 15:59:38 -0400
Subject: [PATCH] hevcinfo: check buffer size

---
 Source/C++/Apps/HevcInfo/HevcInfo.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/C++/Apps/HevcInfo/HevcInfo.cpp b/Source/C++/Apps/HevcInfo/HevcInfo.cpp
index 07c488332..0c0b5dc34 100644
--- a/Source/C++/Apps/HevcInfo/HevcInfo.cpp
+++ b/Source/C++/Apps/HevcInfo/HevcInfo.cpp
@@ -122,7 +122,7 @@ main(int argc, char** argv)
                        (int)nalu->GetDataSize(),
                        nalu_type,
                        nalu_type_name);
-                if (nalu_type == AP4_HEVC_NALU_TYPE_AUD_NUT) {
+                if (nalu_type == AP4_HEVC_NALU_TYPE_AUD_NUT && nalu->GetDataSize() > 1) {
                     // Access Unit Delimiter
                     unsigned int pic_type = (nalu_payload[1]>>5);
                     const char*  pic_type_name = AP4_HevcNalParser::PicTypeName(pic_type);