avcodec/diracdec: Change frame_number to 64bit as its a 32bit from the bitstream...
authorMichael Niedermayer <michael@niedermayer.cc>
Sun, 22 Jul 2018 18:45:39 +0000 (20:45 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Sun, 28 Oct 2018 00:22:42 +0000 (02:22 +0200)
commit7068bcf58ad2ad8190ce343934503dd1f0b98ee4
tree29e6e6b5be0b2852c52ef147f093c8b93ebc5de0
parent330ed0772c6f6f36e9a027757f393a2886e44c55
avcodec/diracdec: Change frame_number to 64bit as its a 32bit from the bitstream and we also have a -1 special case

Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 9291/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-6324345860259840

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 462d1be6dec5ff4768be8c202f359cbf037db3c6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/diracdec.c