The libXfont package provides the X.Org libXfont runtime library. X.Org is an open source implementation of the X Window System. An integer overflow flaw was found in the way libXfont processed certain Glyph Bitmap Distribution Format fonts. A malicious, local user could use this flaw to crash the X.Org server or, potentially, execute arbitrary code with the privileges of the X.Org server. An inte ...