CVE-2024-28127

microcode_ctl: Improper input validation in UEFI firmware

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Severity

Important

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · February 13, 2025

Updated · August 6, 2026

Description

An improper input validation flaw was found in UEFI firmware. Some Intel(R) Processors may allow a privileged user to enable privilege escalation via local access.

Statement

Red Hat has given this vulnerability the impact rating of Important due to the potential of escalating privileges locally.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CWE-20 · Improper Input Validation