Linux Kernel 2.4 and 2.6 Local Information Disclosure Vulnerability

http://www.securityfocus.com/bid/36827

"The Linux kernel is prone to a local information-disclosure vulnerability.

Local attackers can exploit this issue to obtain sensitive information
that may lead to further attacks."

This affects kernels earlier than 2.6.31.2.

Check with your vendor for an update and apply as soon as possible.