avutil/common: Fix integer overflow in av_clip_uint8_c() and av_clip_uint16_c()
authorMichael Niedermayer <michael@niedermayer.cc>
Wed, 14 Feb 2018 02:54:13 +0000 (03:54 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 19 Feb 2018 01:52:16 +0000 (02:52 +0100)
commite38e2d6533d7086527ad8fd5a47d6294818798b2
tree67ad83ac3c389942651c4d3cc881b0e914b246ff
parent340c315c671efe137651d75da351c0f292d234fb
avutil/common: Fix integer overflow in av_clip_uint8_c() and av_clip_uint16_c()

Fixes: 5567/clusterfuzz-testcase-minimized-5769966247739392
Fixes: runtime error: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself

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 ab6f571ef71967da7c7c1cfba483d3597c7357d5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavutil/common.h