New Lenovo UEFI firmware updates fix Secure Boot bypass flaws
Lenovo is warning of high-severity BIOS flaws that could let attackers bypass Secure Boot on all-in-one desktops using customized Insyde UEFI firmware. Devices confirmed to be impacted are IdeaCentre AIO 3 24ARR9 and 27ARR9, and the Yoga AIO 27IAH10, 32ILL10, and 32IRH8. UEFI is the modern replacement for the traditional PC BIOS, acting as a firmware interface between the computer's hardware and the OS, controlling early initialization and booting. The flaws, discovered by Binarly, mirror tho