X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fhq_hqa.c;h=ec9da3e04fdad66f9e4743783ce2f3e2f248e0c2;hb=22219a3ac46ac18f797c94e4619a34728556786c;hp=f88ad7d5f5a32a2e06ffe8784c7670936b2f238f;hpb=05a1ec3374c670c4823e8bb883fcc1e0773108a5;p=ffmpeg

diff --git a/libavcodec/hq_hqa.c b/libavcodec/hq_hqa.c
index f88ad7d5f5a..ec9da3e04fd 100644
--- a/libavcodec/hq_hqa.c
+++ b/libavcodec/hq_hqa.c
@@ -181,6 +181,9 @@ static int hqa_decode_mb(HQContext *c, AVFrame *pic, int qgroup,
     int flag = 0;
     int i, ret, cbp;
 
+    if (get_bits_left(gb) < 1)
+        return AVERROR_INVALIDDATA;
+
     cbp = get_vlc2(gb, c->hqa_cbp_vlc.table, 5, 1);
 
     for (i = 0; i < 12; i++)