X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fvb.c;h=d9c6b93a7376fa5e5467703e069bfab56e8ff733;hb=77937a42e7127271bd50d7f8035c3ebd5a1047c5;hp=c6dd6fb4561e11a2004fb4707806b11355881e77;hpb=b2f32d60eeaf883bb7d9e1b8cc2fb9a983d08f72;p=ffmpeg

diff --git a/libavcodec/vb.c b/libavcodec/vb.c
index c6dd6fb4561..d9c6b93a737 100644
--- a/libavcodec/vb.c
+++ b/libavcodec/vb.c
@@ -199,6 +199,9 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
     uint32_t size;
     int offset = 0;
 
+    if (avpkt->size < 2)
+        return AVERROR_INVALIDDATA;
+
     bytestream2_init(&c->stream, avpkt->data, avpkt->size);
 
     if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)