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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-01-29 22:00:58 +02:00
FFmpeg/libavcodec
Michael Niedermayer c8ca479572 avcodec/diracdec: avoid signed integer overflow in global mv
Fixes: signed integer overflow: -128275513086 * -76056576 cannot be represented in type 'long'
Fixes: 45818/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5129799149944832

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7f1279684e8e1e33c78577b7f0265c062e4e6232)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-04-09 22:19:41 +02:00
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