CVE-2024-21947

7.5 highEPSS 0.1%

High (7.5). EPSS 0.1% chance of exploitation in the next 30 days.

Improper input validation in the system management mode (SMM) could allow a privileged attacker to overwrite arbitrary memory potentially resulting in arbitrary code execution at the SMM level.

Severity

CVSS 3.1

7.5 high

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

EPSS: 0.1% chance of exploitation in the next 30 days; higher than 3% of CVEs (scores of 2026-10-31)
CWE: CWE-1220
Published: 2025-09-06
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4012.html
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html

Check your stack JSON