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| author | Michael Niedermayer <michaelni@gmx.at> | 2015-05-25 03:48:45 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-20 04:43:39 +0200 |
| commit | 9e3723b848c14f001de4fec662b05b7d02c2d3bd (patch) | |
| tree | 24968069ad6036d01d3749f9a99320ff7c4729fd | |
| parent | 63716cebb797a258c16f5207edef6f5166a18833 (diff) | |
| download | ffmpeg-9e3723b848c14f001de4fec662b05b7d02c2d3bd.tar.gz | |
avcodec/bitstream: Assert that there is enough space left in avpriv_copy_bits()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 291ad5cc9cf815eb110b062487980fab2d107936)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/bitstream.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/bitstream.c b/libavcodec/bitstream.c index 6e550ff7d1..caf031788b 100644 --- a/libavcodec/bitstream.c +++ b/libavcodec/bitstream.c @@ -69,6 +69,8 @@ void avpriv_copy_bits(PutBitContext *pb, const uint8_t *src, int length) if (length == 0) return; + av_assert0(length <= put_bits_left(pb)); + if (CONFIG_SMALL || words < 16 || put_bits_count(pb) & 7) { for (i = 0; i < words; i++) put_bits(pb, 16, AV_RB16(src + 2 * i)); |