diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c index 6e0e880fbc..01b13a0998 100644 --- a/libavformat/matroskadec.c +++ b/libavformat/matroskadec.c @@ -1614,6 +1614,8 @@ static int matroska_read_header(AVFormatContext *s) avio_wl16(&b, 1); avio_wl16(&b, track->audio.channels); avio_wl16(&b, track->audio.bitdepth); + if (track->audio.out_samplerate < 0 || track->audio.out_samplerate > INT_MAX) + return AVERROR_INVALIDDATA; avio_wl32(&b, track->audio.out_samplerate); avio_wl32(&b, av_rescale((matroska->duration * matroska->time_scale), track->audio.out_samplerate, AV_TIME_BASE * 1000)); } else if (codec_id == CODEC_ID_RV10 || codec_id == CODEC_ID_RV20 ||