CVE Vulnerabilities

CVE-2021-26334

Published: Dec 01, 2021 | Modified: Nov 07, 2023

CVSS 3.x

9.9

CRITICAL

Source:

NVD

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

CVSS 2.x

9 HIGH

RedHat/V2

RedHat/V3

Ubuntu

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-26334
CWE	https://cwe.mitre.org/data/definitions/NVD-Other.html

The AMDPowerProfiler.sys driver of AMD μProf tool may allow lower privileged users to access MSRs in kernel which may lead to privilege escalation and ring-0 code execution by the lower privileged user.

Affected Software

Name	Vendor	Start Version	End Version
Amd_uprof	Amd	*	3.4.494 (excluding)

References

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1016

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