Fixes: signed integer overflow: 2147462079 + 2149596 cannot be represented in type 'int' Fixes: 27565/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5091972813160448
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <[email protected]> --- libavutil/timecode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavutil/timecode.c b/libavutil/timecode.c index f2db21c52c..9ac5c81677 100644 --- a/libavutil/timecode.c +++ b/libavutil/timecode.c @@ -49,7 +49,7 @@ int av_timecode_adjust_ntsc_framenum2(int framenum, int fps) d = framenum / frames_per_10mins; m = framenum % frames_per_10mins; - return framenum + 9 * drop_frames * d + drop_frames * ((m - drop_frames) / (frames_per_10mins / 10)); + return framenum + 9U * drop_frames * d + drop_frames * ((m - drop_frames) / (frames_per_10mins / 10)); } uint32_t av_timecode_get_smpte_from_framenum(const AVTimecode *tc, int framenum) -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
