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By Lucian Constantin Web News Editor 27 August 2008 Intel Releases Security BIOS Firmware Updates for Several Boards The updates fix a bug in the Q35 chipset that can allow rootkits to run under SMM Intel has issued BIOS security updates for several desktop and mobile motherboards The updates address a flaw in the Q35 chipset that can be exploited in order to run rootkits nbsp within the System Management Mode SMM The affected motherboard models are DQ35JO DQ35MP DP35DP DG33FB DG33BU DG33TL DX38BT and MGM965TW Mobile Earlier this year at the Black Hat Conference security researchers from the Invisible Things Lab presented multiple exploits that can be used to hack the Xen hypervisor One of these exploits made use of a vulnerability in the Q35 Intel chipset The researchers were forced to keep some slides and the proof of concept code secret until Intel issued fixes A hypervisor represents the most privileged layer of a virtual machine It boots along with the primary guest OS called domain0 dom0 and benefits from Continue to download »
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