CVE-2021-26381

7.1 highEPSS 0.2%

High (7.1). EPSS 0.2% chance of exploitation in the next 30 days.

Improper system call parameter validation in the Trusted OS may allow a malicious driver to perform mapping or unmapping operations on a large number of pages, potentially resulting in kernel memory corruption.

Severity

CVSS 4.0

7.1 high

CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-31)
CWE: CWE-770
Published: 2026-02-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4013.html
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6024.html

Check your stack JSON