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Vulnerability record · CVE-2021-26392 · published 9 November 2022

CVE-2021-26392: Amd enterprise driver out-of-bounds write vulnerability

AAmd · Enterprise Driver

Insufficient verification of missing size check in 'LoadModule' may lead to an out-of-bounds write potentially allowing an attacker with privileges to gain code execution of the OS/kernel by loading a malicious TA.

7.8 CVSS 3.1 High EPSS 0.27% · top 82.7% CWE-787 · Out-of-bounds write
7.8CVSS 3.1 base score
0.27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
103Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Insufficient verification of missing size check in 'LoadModule' may lead to an out-of-bounds write potentially allowing an attacker with privileges to gain code execution of the OS/kernel by loading a malicious TA.

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

Affected products

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

References

LinkTags
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1029 Vendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-5001
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1029 Vendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-5001

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

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Source: NIST National Vulnerability Database (record CVE-2021-26392), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.