High severityNVD Advisory· Published Feb 10, 2026· Updated Apr 15, 2026

CVE-2021-26381

Description

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.

Affected products

AMD/Trusted OSllm-create

Patches

Vulnerability mechanics

References

www.amd.com/en/resources/product-security/bulletin/AMD-SB-4013.htmlnvd
www.amd.com/en/resources/product-security/bulletin/AMD-SB-6024.htmlnvd

News mentions

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