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GraphicsMagick.6817
GraphicsMagick-CVE-2014-9834.patch
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File GraphicsMagick-CVE-2014-9834.patch of Package GraphicsMagick.6817
Index: GraphicsMagick-1.3.20/coders/pict.c =================================================================== --- GraphicsMagick-1.3.20.orig/coders/pict.c 2016-06-22 10:14:07.685820394 +0200 +++ GraphicsMagick-1.3.20/coders/pict.c 2016-06-22 10:14:13.721918998 +0200 @@ -462,7 +462,9 @@ static unsigned char *DecodeImage(const return((unsigned char *) NULL); allocated_pixels=image->rows*row_bytes; (void) memset(pixels,0,allocated_pixels); - scanline=MagickAllocateMemory(unsigned char *,row_bytes); + if (row_bytes > ULONG_MAX / 2) + return((unsigned char *) NULL); + scanline=MagickAllocateMemory(unsigned char *,2*row_bytes); if (scanline == (unsigned char *) NULL) return((unsigned char *) NULL); if (bytes_per_line < 8)
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