diff options
| author | Martin Storsjö | 2013-09-28 00:34:35 +0300 |
|---|---|---|
| committer | Martin Storsjö | 2013-09-29 18:46:21 +0300 |
| commit | 9277050e2918e0a0df9689721a188a604d886616 (patch) | |
| tree | 4edac7535036e4f6abb10273ec3b1e11ce0216ae /libavformat/vqf.c | |
| parent | 0767bfd1994c4bf22e167ffadb8f823a950aad18 (diff) | |
vqf: Make sure sample_rate is set to a valid value
This avoids divisions by zero later (and possibly assertions in
time base scaling), since an invalid rate_flag combined with an
invalid bitrate below could pass the mode combination test.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavformat/vqf.c')
| -rw-r--r-- | libavformat/vqf.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavformat/vqf.c b/libavformat/vqf.c index ab1042aa29..162c7530d1 100644 --- a/libavformat/vqf.c +++ b/libavformat/vqf.c @@ -174,6 +174,10 @@ static int vqf_read_header(AVFormatContext *s) st->codec->sample_rate = 11025; break; default: + if (rate_flag < 8 || rate_flag > 44) { + av_log(s, AV_LOG_ERROR, "Invalid rate flag %d\n", rate_flag); + return AVERROR_INVALIDDATA; + } st->codec->sample_rate = rate_flag*1000; break; } |