CVE-2026-97876

A flaw in GRUB2 allows a local attacker with control over the boot configuration to bypass Secure Boot lockdown restrictions. The root cause is the insufficient validation of the MMIO base address passed to the serial command; GRUB fails to verify that the address corresponds to a legitimate UART...

CVE-2026-97876 Bypass of GRUB lockdown restriction in Secure Boot mode via serial command MMIO base address

A local attacker with control over GRUB's configuration can bypass lockdown restrictions when booting with Secure Boot and load an unsigned GRUB module, while GRUB continues to report lockdown is enabled. The vulnerability is caused by insufficient validation of the MMIO base address passed to th...

EUVD-2026-91376

A local attacker with control over GRUB's configuration can bypass lockdown restrictions when booting with Secure Boot and load an unsigned GRUB module, while GRUB continues to report lockdown is enabled. The vulnerability is caused by insufficient validation of the MMIO base address passed to th...

OpenMRS Anti-serial Command Execution Vulnerability

OpenMRS is a patient-based medical record system. OpenMRS has an anti-serial command execution vulnerability in versions prior to 2.24.0 that can be exploited by an attacker to execute commands...