On Mon, Feb 14, 2022 at 08:56:51PM +0100, Andreas Rheinhardt wrote:
> Michael Niedermayer:
> > Fixes: -nan is outside the range of representable values of type 'long'
> > Fixes: 
> > 44614/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-6216204841254912
> > 
> > Found-by: continuous fuzzing process 
> > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
> > ---
> >  libavformat/matroskadec.c | 2 ++
> >  1 file changed, 2 insertions(+)
> > 
> > diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
> > index 91f3567692..8f0c53a6bc 100644
> > --- a/libavformat/matroskadec.c
> > +++ b/libavformat/matroskadec.c
> > @@ -3065,6 +3065,8 @@ static int matroska_read_header(AVFormatContext *s)
> >  
> >      if (!matroska->time_scale)
> >          matroska->time_scale = 1000000;
> > +    if (isnan(matroska->duration))
> > +        matroska->duration = 0;
> >      if (matroska->duration)
> >          matroska->ctx->duration = matroska->duration * 
> > matroska->time_scale *
> >                                    1000 / AV_TIME_BASE;
> 
> LGTM.

will apply

thx

[...]
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

If you fake or manipulate statistics in a paper in physics you will never
get a job again.
If you fake or manipulate statistics in a paper in medicin you will get
a job for life at the pharma industry.

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