Critical severity9.9NVD Advisory· Published Dec 1, 2021· Updated Jun 17, 2026
CVE-2021-26334
CVE-2021-26334
Description
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 products
3- AMD/μProf Toolv5Range: μProf Tool
Patches
Vulnerability mechanics
References
1- www.amd.com/en/corporate/product-security/bulletin/amd-sb-1016nvdMitigationVendor Advisory
News mentions
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