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| author | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2015-03-02 20:47:57 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-03-09 01:24:24 +0100 |
| commit | 897a51f47b38ed3391d49590788e45fb6ba5c310 (patch) | |
| tree | 09b687d327e10f6c5147aa2c708d5b0991b35bb2 /libavcodec/tak_parser.c | |
| parent | f2a84d04331d8179a3cac1adcdef9de1b5c3f1e9 (diff) | |
| download | ffmpeg-897a51f47b38ed3391d49590788e45fb6ba5c310.tar.gz | |
avcodec/webp: validate the distance prefix code
According to the WebP Lossless Bitstream Specification the highest
allowed value for a prefix code is 39.
If prefix_code is too large, the calculated extra_bits has an invalid
value and triggers an assertion in get_bits.
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 5de2dab12b951b2fe121eb18503accfc91cd1565)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/tak_parser.c')
0 files changed, 0 insertions, 0 deletions