avcodec/hevc_cabac: Fix integer overflow in ff_hevc_cu_qp_delta_abs()
authorMichael Niedermayer <michael@niedermayer.cc>
Fri, 15 Dec 2017 17:17:13 +0000 (18:17 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 19 Feb 2018 01:40:54 +0000 (02:40 +0100)
commit09d61d3b81ce758c165c290cb3369e5d6917ef98
tree7f04a300c41cd162944df8fde90231be6fba58fe
parent01f2bc5ec89bc50fe917c789be5d860500fc7c4a
avcodec/hevc_cabac: Fix integer overflow in ff_hevc_cu_qp_delta_abs()

Fixes: signed integer overflow: 2147483647 + 1073741824 cannot be represented in type 'int'
Fixes: 4555/clusterfuzz-testcase-minimized-4505532481142784

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 0ee143558d55b590774dba69cff5a16eda089a4d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/hevc_cabac.c