avcodec/wavpack: Fix overflow in adding tail
authorMichael Niedermayer <michael@niedermayer.cc>
Thu, 7 Jun 2018 22:07:04 +0000 (00:07 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 16 Jul 2018 17:06:27 +0000 (19:06 +0200)
commit719931c036e7ace5bd0cf4f4027648f196e3f06e
tree411807694e5e89417396cb298c4acb651b3aa354
parent3f66c3386c2466c13562b8b0ac3943dac22bbfa1
avcodec/wavpack: Fix overflow in adding tail

Fixes: signed integer overflow: 2146907204 + 26846088 cannot be represented in type 'int'
Fixes: 8105/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WAVPACK_fuzzer-6233036682166272

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 d13379fb79708f550460dd6d698023bf26f968d5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/wavpack.c