[FFmpeg-devel] [PATCH 3/7] electronicarts: prevent overflow during block alignment calculation

Peter Ross pross at xvid.org
Fri Dec 16 09:39:15 EET 2016


looks good.

On Fri, Dec 16, 2016 at 03:33:26AM +0100, Andreas Cadhalpun wrote:
> Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com>
> ---
>  libavformat/electronicarts.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/libavformat/electronicarts.c b/libavformat/electronicarts.c
> index 30eb723..9088fe1 100644
> --- a/libavformat/electronicarts.c
> +++ b/libavformat/electronicarts.c
> @@ -556,6 +556,7 @@ static int ea_read_header(AVFormatContext *s)
>          st->codecpar->codec_tag             = 0;   /* no tag */
>          st->codecpar->channels              = ea->num_channels;
>          st->codecpar->sample_rate           = ea->sample_rate;
> +        FF_BAIL_ON_OVERFLOW(s, ea->bytes > INT_MAX / 8 / 2)
>          st->codecpar->bits_per_coded_sample = ea->bytes * 8;
>          st->codecpar->bit_rate              = (int64_t)st->codecpar->channels *
>                                                st->codecpar->sample_rate *
> -- 
> 2.10.2
> 
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 163 bytes
Desc: not available
URL: <http://ffmpeg.org/pipermail/ffmpeg-devel/attachments/20161216/d24b2f61/attachment.sig>


More information about the ffmpeg-devel mailing list