Fedora has issued an update for kernel. This fixes multiple weaknesses and a vulnerability, which can be exploited by malicious, local users to disclose certain system information and bypass certain security restrictions.

For more information:
SA41440
SA42126

Solution
Apply updated packages using the yum utility ("yum update kernel").
Original Advisory
FEDORA-2010-18432:
http://lists.fedoraproject.org/pipermail/package-announce/2010-December/051749.html

Other references
Further details available to Secunia VIM customers

Deep Links
Links available to Secunia VIM customers