USN-7894-2: EDK II regression

USN-7894-1 fixed vulnerabilities in EDK II. The update introduced a regression in the UEFI network boot. This update reverts the corresponding fixes for CVE-2023-45236 and CVE-2023-45237 pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovere...

CVE-2025-55471

Incorrect access control in the getUserFormData function of youlai-boot v2.21.1 allows attackers to access sensitive information for other users...

CVE-2025-55469

Incorrect access control in youlai-boot v2.21.1 allows attackers to escalate privileges and access the Administrator backend...

Huawei HarmonyOS 安全漏洞

Huawei HarmonyOS is an operating system from Huawei China. It provides a full-scenario distributed operating system based on a microkernel. A privilege control vulnerability exists in Huawei HarmonyOS, which stems from improper privilege control of the boot recovery module, and can be exploited b...

EUVD-2025-199745

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...

EUVD-2025-199739

Incorrect access control in youlai-boot v2.21.1 allows attackers to escalate privileges and access the Administrator backend...

EUVD-2025-199735

Incorrect access control in the getUserFormData function of youlai-boot v2.21.1 allows attackers to access sensitive information for other users...

CVE-2025-55469

Incorrect access control in youlai-boot v2.21.1 allows attackers to escalate privileges and access the Administrator backend...

CVE-2025-55471

Incorrect access control in the getUserFormData function of youlai-boot v2.21.1 allows attackers to access sensitive information for other users...

CVE-2025-2486

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...

CVE-2025-55471

Incorrect access control in the getUserFormData function of youlai-boot v2.21.1 allows attackers to access sensitive information for other users...

CVE-2025-55469

Incorrect access control in youlai-boot v2.21.1 allows attackers to escalate privileges and access the Administrator backend...

DEBIAN-CVE-2025-2486

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...

UBUNTU-CVE-2025-2486

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...

CVE-2025-2486

The CVE-2025-2486 issue affects Ubuntu edk2 UEFI firmware packages where the UEFI Shell could be accessed with Secure Boot enabled, potentially bypassing Secure Boot constraints. Affected firmware versions are 2024.05-2ubuntu0.3 and 2024.02-2ubuntu0.3, which disable the Shell; prior versions repo...

CVE-2025-2486 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...

CVE-2025-2486 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...

CVE-2025-2486 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...

CVE-2025-2486

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...

CVE-2025-2486

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...