diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c index d24d317257..87820d519a 100644 --- a/libavformat/matroskadec.c +++ b/libavformat/matroskadec.c @@ -2412,6 +2412,10 @@ static int matroska_parse_tracks(AVFormatContext *s) if (track->time_scale < 0.01) track->time_scale = 1.0; + + if (matroska->time_scale * track->time_scale > UINT_MAX) + return AVERROR_INVALIDDATA; + avpriv_set_pts_info(st, 64, matroska->time_scale * track->time_scale, 1000 * 1000 * 1000); /* 64 bit pts in ns */