On Sun, Aug 11, 2019 at 11:04:12AM +0200, Paul B Mahol wrote: > On Sat, Aug 10, 2019 at 11:17 PM Michael Niedermayer <mich...@niedermayer.cc> > wrote: > > > Not found by the fuzzer > > > > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > > --- > > libavformat/vividas.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/libavformat/vividas.c b/libavformat/vividas.c > > index a5f33181de..0c33ca2da8 100644 > > --- a/libavformat/vividas.c > > +++ b/libavformat/vividas.c > > @@ -546,7 +546,7 @@ static int viv_read_header(AVFormatContext *s) > > break; > > > > block_len = ffio_read_varlen(pb); > > - if (avio_feof(pb)) > > + if (avio_feof(pb) || block_len <= 0) > > return AVERROR_INVALIDDATA; > > > > > LGTM
will apply thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB I am the wisest man alive, for I know one thing, and that is that I know nothing. -- Socrates
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