From ffbd56072d21e08b5c50050e13ae20a1f9496a41 Mon Sep 17 00:00:00 2001 From: cristy Date: Mon, 15 Dec 2014 02:51:28 +0000 Subject: [PATCH] --- MagickCore/cache.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/MagickCore/cache.c b/MagickCore/cache.c index 2e54fe8a6..19ce17d05 100644 --- a/MagickCore/cache.c +++ b/MagickCore/cache.c @@ -3396,7 +3396,8 @@ static MagickBooleanType OpenPixelCache(Image *image,const MapMode mode, packet_size+=cache_info->metacontent_extent; length=number_pixels*packet_size; columns=(size_t) (length/cache_info->rows/packet_size); - if (cache_info->columns != columns) + if ((cache_info->columns != columns) || ((ssize_t) cache_info->columns < 0) || + ((ssize_t) cache_info->rows < 0)) ThrowBinaryException(ResourceLimitError,"PixelCacheAllocationFailed", image->filename); cache_info->length=length; -- 2.40.0