The vulnerability in the driver/firmware/EFI code of the Linux operating system allows a hacker to bypass security restrictions.

The vulnerability in the driver/firmware/EFI code of the Linux operating system relates to bypassing security functions. Exploiting this vulnerability can allow an attacker to circumvent security restrictions...

CVE-2009-0656: Undefined Security Weakness

Asus SmartLogon 1.0.0005 allows physically proximate attackers to bypass "security functions" by presenting an image with a modified viewpoint that matches the posture of a stored image of the authorized notebook user...