Ubuntu Edk2 vulnerabilities

CVE-2025-2486 [MEDIUM] CWE-489 UEFI Shell accessible in AAVMF with Secure Boot enabled on Ubuntu UEFI Shell accessible in AAVMF with Secure Boot enabled on Ubuntu The Ubuntu edk2 UEFI firmware packages accidentally allowed the UEFI Shell to be accessed in Secure Boot environments, possibly allowing bypass of Secure Boot constraints. Versions 2024.05-2ubuntu0.3 and 2024.02-2ubuntu0.3 disable the Shell. Some previous versions inserted a secure-boot-based decision to continue running inside the Sh

CVE-2023-48733 [MEDIUM] CWE-1188 CVE-2023-48733: An insecure default to allow UEFI Shell in EDK2 was left enabled in Ubuntu's EDK2. This allows an OS An insecure default to allow UEFI Shell in EDK2 was left enabled in Ubuntu's EDK2. This allows an OS-resident attacker to bypass Secure Boot.