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.

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Fixes

Solution

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Workaround

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History

Wed, 10 Jun 2026 23:45:00 +0000

Type Values Removed Values Added
Title DIMM SPD Metadata Validation Error Allows Guest Memory Overwrite

Wed, 10 Jun 2026 22:30:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-20
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-06-10T21:54:19.444Z

Reserved: 2024-01-03T16:43:21.322Z

Link: CVE-2024-21944

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-06-10T23:16:44.950

Modified: 2026-06-10T23:16:44.950

Link: CVE-2024-21944

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-10T23:30:44Z

Weaknesses