Microsoft Font Subsetting - DLL Double Free in MergeFormat12Cmap / MakeFormat12MergedGlyphList

-----===== Background =====----- The Microsoft Font Subsetting DLL fontsub.dll is a default Windows helper library for subsetting TTF fonts; i.e. converting fonts to their more compact versions based on the specific glyphs used in the document where the fonts are embedded. It is used by Windows G...

Microsoft Font Subsetting - DLL Double Free in MergeFormat12Cmap MakeFormat12MergedGlyphList

Microsoft Font Subsetting - DLL Double Free in MergeFormat12Cmap MakeFormat12MergedGlyphList -----===== Background =====----- The Microsoft Font Subsetting DLL fontsub.dll is a default Windows helper library for subsetting TTF fonts; i.e. converting fonts to their more compact versions based on t...