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CVE-2023-31315

Public on 2024-08-12
Modified on 2024-08-13
Description

Improper validation in a model specific register (MSR) could allow a malicious program with ring0 access to modify SMM configuration while SMI lock is enabled, potentially leading to arbitrary code execution.

Severity
Important
See what this means
CVSS v3 Base Score
7.5
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core linux-firmware 2024-08-14 19:06 ALAS2-2024-2626
Amazon Linux 2023 linux-firmware 2024-08-14 19:14 ALAS2023-2024-706

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
NVD CVSSv3 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H