CVE-2021-26383

HIGH

7.9

Description

Insufficient bounds checking in AMD TEE (Trusted Execution Environment) could allow an attacker with a compromised userspace to invoke a command with malformed arguments leading to out of bounds memory access, potentially resulting in loss of integrity or availability.

CVE Details

CVSS v3.1 Score7.9

SeverityHIGH

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published9/6/2025

Last Modified9/8/2025

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-787

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4012.html(psirt@amd.com)

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html(psirt@amd.com)

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6018.html(psirt@amd.com)

IOC Correlations

No correlations recorded

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