On Mon, Jun 17, 2024 at 09:35:06PM -0300, James Almer wrote: > On 6/16/2024 8:08 PM, Michael Niedermayer wrote: > > Fixes: out of array access > > Fixes: > > 68584/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-6256656668229632 > > > > 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 | 3 +++ > > 1 file changed, 3 insertions(+) > > > > diff --git a/libavformat/iamf_parse.c b/libavformat/iamf_parse.c > > index 312090b247c..5c2ff6862a7 100644 > > --- a/libavformat/iamf_parse.c > > +++ b/libavformat/iamf_parse.c > > @@ -355,6 +355,9 @@ static int scalable_channel_layout_config(void *s, > > AVIOContext *pb, > > substream_count = avio_r8(pb); > > coupled_substream_count = avio_r8(pb); > > + if (substream_count + k > audio_element->nb_substreams) > > + return AVERROR_INVALIDDATA; > > + > > audio_element->layers[i].substream_count = > > substream_count; > > audio_element->layers[i].coupled_substream_count = > > coupled_substream_count; > > if (output_gain_is_present_flag) { > > LGTM,
will apply > and ditto, change the commit message. you lack humor ;( thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Dictatorship: All citizens are under surveillance, all their steps and actions recorded, for the politicians to enforce control. Democracy: All politicians are under surveillance, all their steps and actions recorded, for the citizens to enforce control.
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