On Thu, Oct 31, 2019 at 06:58:29PM +0100, Michael Niedermayer wrote: > The intermediates are required to fit in 12bit (8.1.3.9 Coefficient Scaling) > See SMPTE 421M-2006 and Amendment 1-2007 > > Fixes: signed integer overflow: -20691 * 262144 cannot be represented in type > 'int' > Fixes: > 18479/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1_fuzzer-5128912371187712 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavcodec/vc1_block.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-)
will apply [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB I have often repented speaking, but never of holding my tongue. -- Xenocrates
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