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| author | maryam ebrahimzadeh <me22bee@outlook.com> | 2021-08-04 16:15:18 -0400 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-09-08 21:31:50 +0200 |
| commit | fb993619d1035fa9646506925ea70fb122038999 (patch) | |
| tree | a460bcca76ac9a9d9f37025d9b3882f99fcc783a | |
| parent | 671e182cc46e73a0b63c3d1f35efab12405f8ea5 (diff) | |
| download | ffmpeg-fb993619d1035fa9646506925ea70fb122038999.tar.gz | |
avformat/adtsenc: return value check for init_get_bits in adts_decode_extradata
As the second argument for init_get_bits (buf) can be crafted, a return value check for this function call is necessary.
'buf' is part of 'AVPacket pkt'.
replace init_get_bits with init_get_bits8.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9ffa49496d1aae4cbbb387aac28a9e061a6ab0a6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/adtsenc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavformat/adtsenc.c b/libavformat/adtsenc.c index 3595cb3bb2..c35a12a628 100644 --- a/libavformat/adtsenc.c +++ b/libavformat/adtsenc.c @@ -51,9 +51,11 @@ static int adts_decode_extradata(AVFormatContext *s, ADTSContext *adts, const ui GetBitContext gb; PutBitContext pb; MPEG4AudioConfig m4ac; - int off; + int off, ret; - init_get_bits(&gb, buf, size * 8); + ret = init_get_bits8(&gb, buf, size); + if (ret < 0) + return ret; off = avpriv_mpeg4audio_get_config2(&m4ac, buf, size, 1, s); if (off < 0) return off; |