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| author | Martin Storsjö <martin@martin.st> | 2013-09-28 23:32:39 +0300 |
|---|---|---|
| committer | Luca Barbato <lu_zero@gentoo.org> | 2013-10-04 03:52:09 +0200 |
| commit | 607863acaec85671f8c2afd81079ae4c605e3468 (patch) | |
| tree | b0aab133ab9a70200494a0d3c0814005c4e52b88 | |
| parent | 04d2f9ace3fb6e880f3488770fc5a39de5b63cbb (diff) | |
| download | ffmpeg-607863acaec85671f8c2afd81079ae4c605e3468.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>
(cherry picked from commit d07aa3f02b73ab1371c13ac7898338380ca0932b)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
| -rw-r--r-- | libavformat/riff.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/riff.c b/libavformat/riff.c index e9463c0973..09d8dbbdb2 100644 --- a/libavformat/riff.c +++ b/libavformat/riff.c @@ -653,6 +653,11 @@ 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; + } codec->codec_id = ff_wav_codec_get_id(id, codec->bits_per_coded_sample); if (codec->codec_id == AV_CODEC_ID_AAC_LATM) { /* channels and sample_rate values are those prior to applying SBR and/or PS */ |