diff --git a/libavformat/dhav.c b/libavformat/dhav.c
index b6bb25204c..6c1cdde32c 100644
--- a/libavformat/dhav.c
+++ b/libavformat/dhav.c
@@ -234,12 +234,13 @@ static int64_t get_duration(AVFormatContext *s)
     int64_t start_pos = avio_tell(s->pb);
     int64_t start = 0, end = 0;
     struct tm timeinfo;
+    int max_interations = 100000;
 
     if (!s->pb->seekable)
         return 0;
 
     avio_seek(s->pb, avio_size(s->pb) - 8, SEEK_SET);
-    while (avio_tell(s->pb) > 12) {
+    while (avio_tell(s->pb) > 12 && max_interations--) {
         if (avio_rl32(s->pb) == MKTAG('d','h','a','v')) {
             int seek_back = avio_rl32(s->pb);