From 832fc641689f56b04072dcbeae58fd0a071cb91b Mon Sep 17 00:00:00 2001
From: Rob Walch <rob@jwplayer.com>
Date: Fri, 6 Dec 2019 14:20:05 -0500
Subject: [PATCH] Prevent RangeError exception when parsing incomplete PES
 Fixes #2415 Relates to #2109

---
 src/demux/tsdemuxer.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/demux/tsdemuxer.js b/src/demux/tsdemuxer.js
index 800d21d342b..81d13838371 100644
--- a/src/demux/tsdemuxer.js
+++ b/src/demux/tsdemuxer.js
@@ -499,6 +499,9 @@ class TSDemuxer {
       // 9 bytes : 6 bytes for PES header + 3 bytes for PES extension
       payloadStartOffset = pesHdrLen + 9;
 
+      if (stream.size <= payloadStartOffset) {
+        return null;
+      }
       stream.size -= payloadStartOffset;
       // reassemble PES packet
       pesData = new Uint8Array(stream.size);