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authorMichael Niedermayer <michael@niedermayer.cc>2020-10-16 18:08:37 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2021-02-02 14:18:21 +0100
commit554f1133c304dd874dcb44192d5f59a2496494bd (patch)
treee890eb168cdef98ef70cb19c71cf4b32451180a2 /libswscale/alphablend.c
parente78b6c0c2fe9d907d15ecf1d724b7a85ac72d9c1 (diff)
downloadffmpeg-554f1133c304dd874dcb44192d5f59a2496494bd.tar.gz
avcodec/exr: Check limits to avoid overflow in delta computation
Fixes: signed integer overflow: 553590816 - -2145378049 cannot be represented in type 'int' Fixes: 26315/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5938755121446912 Fixes: 26340/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EXR_fuzzer-5644316208529408 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 6910e0f4e5c40b5b902e4dd87256327d860d53f5) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libswscale/alphablend.c')
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