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Acer fixes UEFI bugs that can be used to disable Secure Boot
Malware and Vulnerabilities
November Tu, yyyy
Bleeping Computer
Reported by ESET malware researcher Martin Smolar, the security vulnerability (CVE-2022-4020) was discovered in the HQSwSmiDxe DXE driver on some consumer Acer Notebook devices.
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Acer
UEFI Secure Boot
HQSwSmiDxe DXE driver
NVRAM variables
Acer Laptops
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