---
 libavcodec/indeo3.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/libavcodec/indeo3.c b/libavcodec/indeo3.c
index e5b2ea7..d526d91 100644
--- a/libavcodec/indeo3.c
+++ b/libavcodec/indeo3.c
@@ -900,6 +900,14 @@ static int decode_frame_headers(Indeo3DecodeContext *ctx, 
AVCodecContext *avctx,
 
         av_dlog(avctx, "Frame dimensions changed!\n");
 
+        if (width  < 16 || width  > 640 ||
+            height < 16 || height > 480 ||
+            width  &  3 || height &   3) {
+            av_log(avctx, AV_LOG_ERROR,
+                   "Invalid picture dimensions: %d x %d!\n", width, height);
+            return AVERROR_INVALIDDATA;
+        }
+
         ctx->width  = width;
         ctx->height = height;
 
-- 
1.7.0.4

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