vstream->codecpar->extradata_size);
astream->codecpar->sample_rate = avio_rl32(pb);
+ if (astream->codecpar->sample_rate <= 0) {
+ av_log(s, AV_LOG_ERROR, "Invalid sample rate %d\n", astream->codecpar->sample_rate);
+ return AVERROR_INVALIDDATA;
+ }
/* Set up the video codec... */
avpriv_set_pts_info(vstream, 32, 1, fps);