The images are known as shims, which were invented to extend Secure Boot to Linux devices and utility software. Using a ...
Old UEFI shim bootloaders could be abused to bypass Secure Boot on any UEFI-based machine, regardless of the operating system ...
ESET found 11 Microsoft-signed UEFI shims, some over a decade old, that let attackers bypass Secure Boot without a single new ...
Eleven old Microsoft-signed UEFI shims could let admin-level attackers bypass Secure Boot and run code before the operating ...
Almost a dozen vulnerable UEFI shim bootloaders discovered and revoked.
Gadget Review on MSN
Microsoft's Secure Boot has been broken for most of its existence
Secure Boot has been bypassed for years via unrevoked Microsoft-signed shims dating to 2013. Patch Tuesday June 2026 fixes it ...
ESET researchers discovered 11 vulnerable UEFI shim bootloaders signed by Microsoft that allow attackers to bypass UEFI ...
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 ...
ESET researchers discovered 11 old, Microsoft-signed, UEFI applications that allow bypassing UEFI Secure Boot on the majority of UEFI-based ...
My recent series of posts concerning UEFI and Secure Boot technology has drawn several comments and questions about the possibility of installing only Linux on such a system. I have just had to ...
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