On 12/15/16, Andreas Cadhalpun <andreas.cadhal...@googlemail.com> wrote:
> Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com>
> ---
> libavformat/nistspheredec.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/libavformat/nistspheredec.c b/libavformat/nistspheredec.c
> index 782d1df..9472e47 100644
> --- a/libavformat/nistspheredec.c
> +++ b/libavformat/nistspheredec.c
> @@ -80,6 +80,11 @@ static int nist_read_header(AVFormatContext *s)
>
> avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);
>
> + if (st->codecpar->channels &&
> st->codecpar->bits_per_coded_sample > INT_MAX / st->codecpar->channels) {
> + av_log(s, AV_LOG_ERROR, "Overflow during block alignment
> calculation %d * %d\n",
> + st->codecpar->bits_per_coded_sample,
> st->codecpar->channels);
> + return AVERROR_INVALIDDATA;
> + }
> st->codecpar->block_align = st->codecpar->bits_per_coded_sample
> * st->codecpar->channels / 8;
>
> if (avio_tell(s->pb) > header_size)
> --
> 2.10.2
>
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> ffmpeg-devel@ffmpeg.org
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>
ok
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