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Medium 5.3Published Jun 10, 2026

CVE-2024-21944Improper 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…

Updated under an hour ago ()

Does this affect you?

It affects AMD EPYC™ 7003 Series Processors and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N
Weakness (CWE)
CWE-20
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
AMD
NVD analysis
Awaiting Analysis
Record last updated
Jun 11, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
AMD AMD EPYC™ 7003 Series Processors
amd:epyctm_7003_series_processors (from the name)
Milan PI 1.0.0.D not affected; SEV FW 1.55.22 (hex 1.37.16) not affected
CNA record
AMD AMD EPYC™ 9004 Series Processor
amd:epyctm_9004_series_processor (from the name)
Genoa PI 1.0.0.D not affected; SEV FW 1.55.38 (hex 1.37.26) not affected
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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