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Vulnerability record · CVE-2021-26367 · published 13 August 2024

CVE-2021-26367: Amd radeon software vulnerability

AAmd · Radeon Software

A malicious attacker in x86 can misconfigure the Trusted Memory Regions (TMRs), which may allow the attacker to set an arbitrary address range for the TMR, potentially leading to a loss of integrity and availability.

6.0 CVSS 3.1 Medium EPSS 0.16% · top 95.7%
6.0CVSS 3.1 base score
0.16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
36Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A malicious attacker in x86 can misconfigure the Trusted Memory Regions (TMRs), which may allow the attacker to set an arbitrary address range for the TMR, potentially leading to a loss of integrity and availability.

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

Affected products

36 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4004.html Vendor Advisory
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-6005.html Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-26367), CISA KEV, FIRST EPSS (scores of 2026-10-05). This page is refreshed as NVD updates the record.