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.
History

Thu, 11 Jun 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 11 Jun 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Amd
Amd epyc 7003 Series Processors
Amd epyc 9004 Series Processors
Vendors & Products Amd
Amd epyc 7003 Series Processors
Amd epyc 9004 Series Processors

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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

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

Updated: 2026-06-11T13:28:14.229Z

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

Link: CVE-2024-21944

cve-icon Vulnrichment

Updated: 2026-06-11T13:28:10.713Z

cve-icon NVD

Status : Awaiting Analysis

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

Modified: 2026-06-11T14:43:18.997

Link: CVE-2024-21944

cve-icon Redhat

No data.