Integer overflow in the FontFileInitTable function in X.Org libXfont before 20070403 allows remote authenticated users to execute arbitrary code via a long first line in the fonts.dir file, which results in a heap overflow.
Affected Platforms
Mandrakesoft Mandrake Linux Corporate ServerMandrakesoft Mandrake LinuxRedhat Enterprise LinuxRpath LinuxRedhat Enterprise Linux DesktopX.Org LibxfontRedhat Linux Advanced WorkstationSlackware Slackware LinuxRedhat Fedora CoreTurbolinux Turbolinux Desktop