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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 15:01:00 +0100 |
| commit | 94a80e36d307a5fbd8f2df1fa0cf8699bfad0ac9 (patch) | |
| tree | 77c2fa9d607ff4307d85d28982adfd65e82b57ee /libavcodec/intelh263dec.c | |
| parent | 810f9c5eaac277613cd855ae9b4b6e7977cda742 (diff) | |
| download | ffmpeg-94a80e36d307a5fbd8f2df1fa0cf8699bfad0ac9.tar.gz | |
avcodec/intelh263dec: make while get_bits loop more robust by checking bits left
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/intelh263dec.c')
| -rw-r--r-- | libavcodec/intelh263dec.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/intelh263dec.c b/libavcodec/intelh263dec.c index e5462e73df..a45560c925 100644 --- a/libavcodec/intelh263dec.c +++ b/libavcodec/intelh263dec.c @@ -113,6 +113,8 @@ int ff_intel_h263_decode_picture_header(MpegEncContext *s) /* PEI */ while (get_bits1(&s->gb) != 0) { skip_bits(&s->gb, 8); + if (get_bits_left(&s->gb) <= 0) + return AVERROR_INVALIDDATA; } s->f_code = 1; |