CVE-2025-3770

Public on 2025-08-07

Modified on 2025-08-08

Description

EDK2 contains a vulnerability in BIOS where an attacker may cause “Protection Mechanism Failure” by local access. Successful exploitation of this vulnerability will lead to arbitrary code execution and impact Confidentiality, Integrity, and Availability.

Severity

Important

See what this means

CVSS v3 Base Score

7.0

See breakdown

Affected Packages

Platform	Package	Release Date	Advisory	Status
Amazon Linux 2 - Core	edk2	2025-08-19	ALAS2-2025-2975	Fixed
Amazon Linux 2023	qemu			Not Affected

CVSS Scores

	Score Type	Score	Vector
Amazon Linux	CVSSv3	7.0	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	CVSSv3	7.0	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2025-3770 Mitre: CVE-2025-3770