X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fpictordec.c;h=65d2d49060b4f0aaee342fee12c13a904c234bf1;hb=c2631dfd0a0a12050cc1765fd41702c5e93abee5;hp=b29a484534150fa581de593bf655c65321ab32ee;hpb=8822e2b9543bb02fb2889dff627b6db023053253;p=ffmpeg

diff --git a/libavcodec/pictordec.c b/libavcodec/pictordec.c
index b29a4845341..65d2d49060b 100644
--- a/libavcodec/pictordec.c
+++ b/libavcodec/pictordec.c
@@ -236,6 +236,9 @@ static int decode_frame(AVCodecContext *avctx,
             }
         }
 
+        if (s->nb_planes - plane > 1)
+            return AVERROR_INVALIDDATA;
+
         if (plane < s->nb_planes && x < avctx->width) {
             int run = (y + 1) * avctx->width - x;
             if (bits_per_plane == 8)