Intel Desktop Boards SMM Local Privilege Escalation Vulnerability (Linux)

Summary
This host has Intel Desktop Boards running which is prone to Local Privilege Escalation Vulnerability.
Impact
Successful exploitation lets the local users to bypass certain security restrictions and gain elevated privileges. Impact Level: System/Application
Solution
Upgrade the BIOS, http://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00022&languageid=en-fr
Insight
An unspecified error exists in System Management Mode (SMM) implementation in Intel Desktop Boards, which could allow software running administrative (ring 0) privilege to change code running in SMM.
Affected
Intel Desktop Board DB, DG, DH, DP, and DQ Series, http://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00022&languageid=en-fr
References