avformat/iff: Use 64bit in duration computation
authorMichael Niedermayer <michael@niedermayer.cc>
Sat, 24 Apr 2021 13:41:16 +0000 (15:41 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Fri, 18 Jun 2021 16:58:25 +0000 (18:58 +0200)
commit93d964689c3b2bae26e6e3f502c1ffc4c2e46989
treebb23a7f6f85a0f8a7ae7ccf62c1dd73747cd3cfc
parent6ea494befcb5d944ce8275e6f59de1a24c25ffb6
avformat/iff: Use 64bit in duration computation

Fixes: signed integer overflow: 588 * 16719904 cannot be represented in type 'int'
Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_IFF_fuzzer-6748331936186368

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavformat/iff.c