Lenovo has fixed two high-severity vulnerabilities impacting various ThinkBook, IdeaPad, and Yoga laptop models that could allow an attacker to deactivate UEFI Secure Boot. UEFI Secure Boot is a ...
Some signed third-party bootloaders for the Unified Extensible Firmware Interface (UEFI) could allow attackers to execute unauthorized code in an early stage of the boot process, before the operating ...
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