ffmpeg | branch: release/6.0 | Michael Niedermayer <mich...@niedermayer.cc> | Tue Mar 26 00:27:39 2024 +0100| [bf67615a1f8749a4e3b017fc0786c83b2ef88934] | committer: Michael Niedermayer
avformat/timecode: use 64bit for intermediate for rounding in fps_from_frame_rate() Fixes: 62276/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-4802790784303104 Fixes: signed integer overflow: 1768972133 + 968491058 cannot be represented in type 'int' Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 3d8d778a68531b406455f8090d81216ef374ab75) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=bf67615a1f8749a4e3b017fc0786c83b2ef88934 --- libavutil/timecode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavutil/timecode.c b/libavutil/timecode.c index b93f05b4b8..bd879bd3cc 100644 --- a/libavutil/timecode.c +++ b/libavutil/timecode.c @@ -210,7 +210,7 @@ static int fps_from_frame_rate(AVRational rate) { if (!rate.den || !rate.num) return -1; - return (rate.num + rate.den/2) / rate.den; + return (rate.num + rate.den/2LL) / rate.den; } int av_timecode_check_frame_rate(AVRational rate) _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
