X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fqdrw.c;h=65279c98052b81a129c6fa901c5c025525b68d9c;hb=1ec87f50f42a16f9228444dc08aa8264879f61e1;hp=32ba41096863a5a35381f98201728d818da15b98;hpb=fb4a12cda4033f2f3d3d1039739f6e0e6f9afb82;p=ffmpeg

diff --git a/libavcodec/qdrw.c b/libavcodec/qdrw.c
index 32ba4109686..65279c98052 100644
--- a/libavcodec/qdrw.c
+++ b/libavcodec/qdrw.c
@@ -455,6 +455,8 @@ static int decode_frame(AVCodecContext *avctx,
                 avpriv_request_sample(avctx, "Pack type %d", pack_type);
                 return AVERROR_PATCHWELCOME;
             }
+            if (bytestream2_get_bytes_left(&gbc) < 30)
+                return AVERROR_INVALIDDATA;
             if ((ret = ff_get_buffer(avctx, p, 0)) < 0)
                 return ret;