Andreas Rheinhardt: > Michael Niedermayer: >> Fixes: Division by 0 >> Fixes: >> 44035/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-4826721386364928 >> >> Found-by: continuous fuzzing process >> https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg >> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> >> --- >> libavformat/matroskadec.c | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c >> index 5a9acfb247..f433391a16 100644 >> --- a/libavformat/matroskadec.c >> +++ b/libavformat/matroskadec.c >> @@ -4216,6 +4216,8 @@ static int64_t >> webm_dash_manifest_compute_bandwidth(AVFormatContext *s, int64_t >> do { >> int64_t desc_bytes = desc_end.end_offset - >> desc_beg.start_offset; >> int64_t desc_ns = desc_end.end_time_ns - >> desc_beg.start_time_ns; >> + if (desc_bytes <= 0) >> + return -1; >> double desc_sec = desc_ns / nano_seconds_per_second; >> double calc_bits_per_second = (desc_bytes * 8) / desc_sec; >> > > This should give a declaration-after-statement error. >
s/error/warning/ - Andreas _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
