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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-10-30 14:23:30 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-10-30 14:39:31 +0100 |
| commit | 9f5b75f2416cf8c9a1753159b65591c249006c33 (patch) | |
| tree | 77849ee696f1d16b252424e118c899a3b72c2f61 | |
| parent | 0c6bb53bb28c3dadb1cec97ebb587c49367a80ff (diff) | |
| download | ffmpeg-9f5b75f2416cf8c9a1753159b65591c249006c33.tar.gz | |
avcodec/flacdec: make while get_bits loop more robust by checking bits left
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/flacdec.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libavcodec/flacdec.c b/libavcodec/flacdec.c index 9bf950ae3e..95623cbbbc 100644 --- a/libavcodec/flacdec.c +++ b/libavcodec/flacdec.c @@ -366,8 +366,11 @@ static inline int decode_subframe(FLACContext *s, int channel) bps, left); return AVERROR_INVALIDDATA; } - while (!get_bits1(&s->gb)) + while (!get_bits1(&s->gb)) { wasted++; + if (get_bits_left(&s->gb) <= 0) + return AVERROR_INVALIDDATA; + } bps -= wasted; } if (bps > 32) { |