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FFmpeg/libavcodec
Michael Niedermayer 059f291aaf avcodec/diracdec: Use 64bit in intermediate of global motion vector field generation
It seems the specification does not limit the value to 32bit

Fixes: signed integer overflow: -109611143 * 24 cannot be represented in type 'int'
Fixes: 13477/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5648337460527104

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 837820f385af699f9bee5e2ba3169dda15e5894d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-12-02 19:41:48 +01:00
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