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GraphicsMagick.7812
GraphicsMagick-CVE-2017-16545.patch
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File GraphicsMagick-CVE-2017-16545.patch of Package GraphicsMagick.7812
# HG changeset patch # User Bob Friesenhahn <bfriesen@GraphicsMagick.org> # Date 1509823001 18000 # Node ID e8086faa52d0b2ce6d9a8bc81b19d22fc837579a # Parent fb5c791e57068b2ed75a397cb3ba8b80b8722ab6 WPG: Assure that colormapped image is a PseudoClass type with valid colormapped indexes. diff -r fb5c791e5706 -r e8086faa52d0 coders/wpg.c --- a/coders/wpg.c Sat Nov 04 09:58:32 2017 -0500 +++ b/coders/wpg.c Sat Nov 04 14:16:41 2017 -0500 @@ -1085,7 +1085,7 @@ bpp=BitmapHeader2.Depth; UnpackRaster: - if ((image->colors == 0) && (bpp != 24)) + if ((image->storage_class != PseudoClass) && (bpp != 24)) { image->colors=1 << bpp; if (!AllocateImageColormap(image,image->colors))
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