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.

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Fixes

Solution

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Workaround

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History

Fri, 15 May 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 15 May 2026 04:45:00 +0000

Type Values Removed Values Added
Title Trusted OS Driver Vulnerability Allowing Out‑of‑Bounds Memory Access

Fri, 15 May 2026 03:00:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-190
References
Metrics cvssV4_0

{'score': 1.8, 'vector': '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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-05-15T13:21:36.142Z

Reserved: 2021-01-29T21:24:26.159Z

Link: CVE-2021-26380

cve-icon Vulnrichment

Updated: 2026-05-15T13:21:32.239Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-15T03:16:20.030

Modified: 2026-05-15T14:10:17.083

Link: CVE-2021-26380

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-15T04:30:36Z

Weaknesses