CVE-2021-26380

LOW EPSS 1.2%

Published May 15, 20261mo ago · Modified Jun 17, 20261w ago

1.8 CVSS 4.0

Low

Published May 15, 2026 1mo ago

Last Modified Jun 17, 2026 1w ago

Description

A compromised Trusted OS (TOS) driver could issue a malformed call that could potentially allow memory access outside the intended range resulting in loss of integrity.

CVSS Details

Base Score

1.8

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Local

Attack Complexity High

Privileges Required High

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

1.2% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-190 Integer Overflow or Wraparound Numeric Error

References 2

amd.com https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4017.html
amd.com https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.