Important: Red Hat Security Advisory: : Updated XFree86 packages fix privilege escalation vulnerability

Updated XFree86 packages that fix a privilege escalation vulnerability are now available. XFree86 is an implementation of the X Window System, providing the core graphical user interface and video drivers. iDefense discovered two buffer overflows in the parsing of the 'font.alias' file. A local...

XFree font.alias buffer overflow

buffer overflow on oversized font name...

Buffer overflows in XFree86 servers

A number of buffer overflows were recently discovered in XFree86, prompted by initial discoveries by iDEFENSE. These buffer overflows are present in the font alias handling. An attacker with authenticated access to a running X server may exploit these vulnerabilities to obtain root privileges on...