[FFmpeg-devel] [PATCH 2/5] avformat/cafdec: Check for EOF in index reading loop

Michael Niedermayer michael at niedermayer.cc
Fri Oct 23 01:41:09 EEST 2020


Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
 libavformat/cafdec.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/cafdec.c b/libavformat/cafdec.c
index d0f942f3e4..cd6b550aad 100644
--- a/libavformat/cafdec.c
+++ b/libavformat/cafdec.c
@@ -202,6 +202,8 @@ static int read_pakt_chunk(AVFormatContext *s, int64_t size)
 
     st->duration = 0;
     for (i = 0; i < num_packets; i++) {
+        if (avio_feof(pb))
+            return AVERROR_INVALIDDATA;
         av_add_index_entry(s->streams[0], pos, st->duration, 0, 0, AVINDEX_KEYFRAME);
         pos += caf->bytes_per_packet ? caf->bytes_per_packet : ff_mp4_read_descr_len(pb);
         st->duration += caf->frames_per_packet ? caf->frames_per_packet : ff_mp4_read_descr_len(pb);
-- 
2.17.1



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