CVE-2024-21944

MediumCVSS 5.3/10Last modified Jul 23, 2026

Description

Improper input validation for DIMM serial presence detect (SPD) metadata could allow an attacker with physical access, ring0 access on a system with a non-compliant DIMM, or control over the Root of Trust for BIOS update, to potentially overwrite guest memory resulting in loss of guest data integrity.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

Weakness enumeration

CWE-20

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published: Jun 10, 2026
Last modified: Jul 23, 2026
NVD status: Awaiting Analysis

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