diff --git a/libavformat/riffdec.c b/libavformat/riffdec.c
index 567b2a4734..d200116a87 100644
--- a/libavformat/riffdec.c
+++ b/libavformat/riffdec.c
@@ -94,6 +94,14 @@ int ff_get_wav_header(AVFormatContext *s, AVIOContext *pb,
     codec->sample_rate = avio_rl32(pb);
     codec->bit_rate    = avio_rl32(pb) * 8;
     codec->block_align = avio_rl16(pb);
+    if (codec->bit_rate < 0) {
+        av_log(s, AV_LOG_WARNING,
+               "Invalid bit rate: %d\n", codec->bit_rate);
+        if (s->error_recognition & AV_EF_EXPLODE)
+            return AVERROR_INVALIDDATA;
+        else
+            codec->bit_rate = 0;
+    }
     if (size == 14) {  /* We're dealing with plain vanilla WAVEFORMAT */
         codec->bits_per_coded_sample = 8;
     } else