Vulnerability · Published Jun 10, 2026 · Assigned by AMD

CVE-2024-21944

Medium 5.3

In plain English

A medium-severity improper input validation in AMD EPYC™ 7003 Series Processors from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.2%top 87.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
AMD AMD EPYC™ 7003 Series Processors see references
AMD AMD EPYC™ 9004 Series Processor see references

Weakness: CWE-20 · Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

References