VYPR
Medium severity6.7NVD Advisory· Published Apr 22, 2022· Updated Jun 17, 2026

CVE-2021-3970

CVE-2021-3970

Description

A potential vulnerability in LenovoVariable SMI Handler due to insufficient validation in some Lenovo Notebook models BIOS may allow an attacker with local access and elevated privileges to execute arbitrary code.

Affected products

107

Patches

Vulnerability mechanics

References

1

News mentions

0

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