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| author | Martin Storsjö <martin@martin.st> | 2013-09-28 23:32:39 +0300 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2013-09-29 19:58:18 +0300 |
| commit | d07aa3f02b73ab1371c13ac7898338380ca0932b (patch) | |
| tree | f341784a8135917b83b2be50051f660d074a1597 | |
| parent | 28ff439efd2362fb21e1a78610737f2e26a72d8f (diff) | |
| download | ffmpeg-d07aa3f02b73ab1371c13ac7898338380ca0932b.tar.gz | |
riffdec: Add sanity checks for the sample rate
This avoids a division by zero for G726.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
| -rw-r--r-- | libavformat/riffdec.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/riffdec.c b/libavformat/riffdec.c index 447a6864b7..74f93acedf 100644 --- a/libavformat/riffdec.c +++ b/libavformat/riffdec.c @@ -120,6 +120,11 @@ int ff_get_wav_header(AVIOContext *pb, AVCodecContext *codec, int size) if (size > 0) avio_skip(pb, size); } + if (codec->sample_rate <= 0) { + av_log(NULL, AV_LOG_ERROR, + "Invalid sample rate: %d\n", codec->sample_rate); + return AVERROR_INVALIDDATA; + } if (codec->codec_id == AV_CODEC_ID_AAC_LATM) { /* Channels and sample_rate values are those prior to applying SBR * and/or PS. */ |