diff --git a/libavformat/iff.c b/libavformat/iff.c
index 7142a06e98..9402be48c9 100644
--- a/libavformat/iff.c
+++ b/libavformat/iff.c
@@ -510,6 +510,8 @@ static int iff_read_header(AVFormatContext *s)
                 sta->codecpar->ch_layout = (AVChannelLayout)AV_CHANNEL_LAYOUT_MONO;
             else if (sta->codecpar->ch_layout.nb_channels == 2)
                 sta->codecpar->ch_layout = (AVChannelLayout)AV_CHANNEL_LAYOUT_STEREO;
+            else if (sta->codecpar->ch_layout.nb_channels == 0)
+                return AVERROR_INVALIDDATA;
             break;
 
         case ID_ABIT: