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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-04-22 15:32:58 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-04-22 15:34:15 +0200 |
| commit | 8aa57b7b5e06c1cd9dbb2e84e48caa0ef840c5dc (patch) | |
| tree | 88e3fc95fe9f9822f7733d7a3e60e6911af9bcc9 /libavformat/au.c | |
| parent | fd2127ad53370c4f5d615265c4f915126e7d5f4f (diff) | |
| download | ffmpeg-8aa57b7b5e06c1cd9dbb2e84e48caa0ef840c5dc.tar.gz | |
audemux: Check channels isnt 0
Fixes a division by 0
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat/au.c')
| -rw-r--r-- | libavformat/au.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/au.c b/libavformat/au.c index 67e6cab181..bec0d7641b 100644 --- a/libavformat/au.c +++ b/libavformat/au.c @@ -150,6 +150,11 @@ static int au_read_header(AVFormatContext *s) return AVERROR_INVALIDDATA; } + if (channels <= 0) { + av_log(s, AV_LOG_ERROR, "Invalid number of channels %d\n", channels); + return AVERROR_INVALIDDATA; + } + if (size >= 24) { /* skip unused data */ avio_skip(pb, size - 24); |