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| author | Michael Niedermayer <michaelni@gmx.at> | 2015-06-04 22:59:34 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-06-10 02:13:12 +0200 |
| commit | a3740b6a8644198d9c61f9080f4fa407d37531b8 (patch) | |
| tree | 9fbc5baf3bd77e1d4683033302cb0b118ab13c45 /libavcodec | |
| parent | ff0e9060a53fc3c8fdcb40c4314e61b381a1b269 (diff) | |
| download | ffmpeg-a3740b6a8644198d9c61f9080f4fa407d37531b8.tar.gz | |
avcodec/alsdec: Check for overread
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c2657633187e325a439e3297fd9ccd0522ab2e39)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/alsdec.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c index bfadf70e0d..b1f6b3a435 100644 --- a/libavcodec/alsdec.c +++ b/libavcodec/alsdec.c @@ -1468,6 +1468,11 @@ static int read_frame_data(ALSDecContext *ctx, unsigned int ra_frame) // TODO: read_diff_float_data + if (get_bits_left(gb) < 0) { + av_log(ctx->avctx, AV_LOG_ERROR, "Overread %d\n", -get_bits_left(gb)); + return AVERROR_INVALIDDATA; + } + return 0; } |