From b11900251fff69214cb5c73b491ca14c6bc2eacb Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 18 May 2016 23:27:54 +0200 Subject: [PATCH] avformat/avidec: Detect index with too short entries Fixes Ticket5498 Signed-off-by: Michael Niedermayer (cherry picked from commit d08f2c172fd2baab022f0118f49e5b2852a2d463) Signed-off-by: Michael Niedermayer --- libavformat/avidec.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/avidec.c b/libavformat/avidec.c index 38598107fc..a6459a0e05 100644 --- a/libavformat/avidec.c +++ b/libavformat/avidec.c @@ -1695,6 +1695,8 @@ static int guess_ni_flag(AVFormatContext *s) size = avio_rl32(s->pb); if (get_stream_idx(tag) == i && pos + size > st->index_entries[1].pos) last_start = INT64_MAX; + if (get_stream_idx(tag) == i && size == st->index_entries[0].size + 8) + last_start = INT64_MAX; } if (st->index_entries[0].pos > last_start)