From d067ab3ccdeaa340e8c045a0fd5bcfc22b809e8f Mon Sep 17 00:00:00 2001
From: Aurelien David <aurelien.david@telecom-paristech.fr>
Date: Mon, 13 Feb 2023 15:41:48 +0100
Subject: [PATCH] mpeg2ts: add section size check (#2395)

---
 src/media_tools/mpegts.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/media_tools/mpegts.c b/src/media_tools/mpegts.c
index 30fb2bb3fe..7deabb6304 100644
--- a/src/media_tools/mpegts.c
+++ b/src/media_tools/mpegts.c
@@ -946,6 +946,11 @@ static void gf_m2ts_process_tdt_tot(GF_M2TS_Demuxer *ts, GF_M2TS_SECTION_ES *tdt
 		return;
 	}
 
+	if (data_size < 5) {
+		GF_LOG(GF_LOG_ERROR, GF_LOG_CONTAINER, ("[MPEG-2 TS] Section data size too small to read date (len: %u)\n", data_size));
+		return;
+	}
+
 	/*UTC_time - see annex C of DVB-SI ETSI EN 300468*/
 /* decodes an Modified Julian Date (MJD) into a Co-ordinated Universal Time (UTC)
 See annex C of DVB-SI ETSI EN 300468 */