diff --git a/libavformat/mov.c b/libavformat/mov.c
index 187558e19b..8859e296d3 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -8591,7 +8591,11 @@ static int mov_read_dops(MOVContext *c, AVIOContext *pb, MOVAtom atom)
     AV_WL32A(st->codecpar->extradata, MKTAG('O','p','u','s'));
     AV_WL32A(st->codecpar->extradata + 4, MKTAG('H','e','a','d'));
     AV_WB8(st->codecpar->extradata + 8, 1); /* OpusHead version */
-    avio_read(pb, st->codecpar->extradata + 9, size - 9);
+    if ((ret = ffio_read_size(pb, st->codecpar->extradata + 9, size - 9)) < 0) {
+        av_freep(&st->codecpar->extradata);
+        st->codecpar->extradata_size = 0;
+        return ret;
+    }
 
     /* OpusSpecificBox is stored in big-endian, but OpusHead is
        little-endian; aside from the preceding magic and version they're