On Mon, Jun 17, 2024 at 09:33:59PM -0300, James Almer wrote: > On 6/16/2024 8:08 PM, Michael Niedermayer wrote: > > Fixes: out of array access > > Fixes: > > 68302/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-4665793796177920 > > > > Found-by: continuous fuzzing process > > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > > --- > > libavformat/iamf_parse.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/libavformat/iamf_parse.c b/libavformat/iamf_parse.c > > index 5c2ff6862a7..12c2b9533a8 100644 > > --- a/libavformat/iamf_parse.c > > +++ b/libavformat/iamf_parse.c > > @@ -330,7 +330,7 @@ static int scalable_channel_layout_config(void *s, > > AVIOContext *pb, > > nb_layers = avio_r8(pb) >> 5; // get_bits(&gb, 3); > > // skip_bits(&gb, 5); //reserved > > - if (nb_layers > 6) > > + if (nb_layers > 6 || nb_layers == 0) > > return AVERROR_INVALIDDATA; > > audio_element->layers = av_calloc(nb_layers, > > sizeof(*audio_element->layers)); > > LGMT, but please change the commit message.
just change ? as in "to anything i feel like" ? :) ok will apply thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Nations do behave wisely once they have exhausted all other alternatives. -- Abba Eban
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