Fixes: signed integer overflow: 1768972133 + 968491058 cannot be represented in type 'int' Fixes: 62276/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-4802790784303104
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavformat/mov.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/mov.c b/libavformat/mov.c index f954b924a02..e5e704caeb1 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -8993,7 +8993,7 @@ static int mov_read_timecode_track(AVFormatContext *s, AVStream *st) /* 60 fps content have tmcd_nb_frames set to 30 but tc_rate set to 60, so * we multiply the frame number with the quotient. * See tickets #9492, #9710. */ - rounded_tc_rate = (tc_rate.num + tc_rate.den / 2) / tc_rate.den; + rounded_tc_rate = (tc_rate.num + tc_rate.den / 2LL) / tc_rate.den; /* Work around files where tmcd_nb_frames is rounded down from frame rate * instead of up. See ticket #5978. */ if (tmcd_nb_frames == tc_rate.num / tc_rate.den && -- 2.17.1 _______________________________________________ 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".