Mandriva Update for x11-server MDKSA-2007:178 (x11-server)

Solution
Please Install the Updated Packages.
Insight
Aaron Plattner discovered a buffer overflow in the Composite extension of the X.org X server, which if exploited could lead to local privilege escalation. Updated packages have been patched to prevent these issues.
Affected
x11-server on Mandriva Linux 2007.0, Mandriva Linux 2007.0/X86_64, Mandriva Linux 2007.1, Mandriva Linux 2007.1/X86_64