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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-10-31 12:06:21 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-12-05 00:08:33 +0100 |
| commit | c34004d82f43309f9ea2120edd94f68ec667e796 (patch) | |
| tree | 334cffb320daba8947de69f87a715956ccd5de34 | |
| parent | 7d75ecf8d2d2d05220ca2a3e4177c988b1901774 (diff) | |
avformat/mov: Use av_sat_add64() in mov_read_sidx()
This avoids a potential integer overflow, no testcase is known
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/mov.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index ed34130034..2193e06ab7 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -5052,7 +5052,7 @@ static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom) static int mov_read_sidx(MOVContext *c, AVIOContext *pb, MOVAtom atom) { int64_t stream_size = avio_size(pb); - int64_t offset = avio_tell(pb) + atom.size, pts, timestamp; + int64_t offset = av_sat_add64(avio_tell(pb), atom.size), pts, timestamp; uint8_t version, is_complete; unsigned i, j, track_id, item_count; AVStream *st = NULL; |