A new UEFI Secure Boot bypass vulnerability tracked as CVE-2024-7344 that affects a Microsoft-signed application could be exploited to deploy bootkits even if Secure Boot protection is active. The ...

I'm going to start this post by saying something that a lot of people will find surprising. There are a lot of things that I like about UEFI firmware and the UEFI boot process. I think it is an ...

The Howyar UEFI Application “Reloader” (32-bit and 64-bit), distributed as part of SysReturn prior to version 10.2.02320240919, is vulnerable to the execution of arbitrary software from a hard-coded ...

ESET researchers have discovered a vulnerability that allows bypassing UEFI Secure Boot, affecting the majority of UEFI-based systems. This vulnerability, assigned CVE-2024-7344, was found in a UEFI ...

Let's start by clearly stating what this post is, and what it isn't. It is a description of how I set up multi-boot for Linux systems, sometimes including Windows, using the GRUB bootloader. It is not ...

A vulnerability in the user of hard-coded Platform Keys (PK) within the UEFI framework, known as PKfail, has been discovered. This flaw allows attackers to bypass critical UEFI security mechanisms ...

ESET researchers have analyzed a previously undocumented, real-world UEFI bootkit that persists on the EFI System Partition (ESP). The bootkit, which we’ve named ESPecter, can bypass Windows Driver ...

The first UEFI bootkit specifically targeting Linux systems has been discovered, marking a shift in stealthy and hard-to-remove bootkit threats that previously focused on Windows. Named 'Bootkitty,' ...