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Status published
Medium
CVE-2022-1891
A buffer overflow in the SystemLoadDefaultDxe driver in some Lenovo...
Vulnerability Description
A buffer overflow in the SystemLoadDefaultDxe driver in some Lenovo Notebook products may allow an attacker with local privileges to execute arbitrary code.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Lenovo thanks Martin Smolár from ESET for reporting these issues.
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Affected Vendor
Lenovo
View all reports →Affected Software
BIOS
Vulnerable Versions:
various
Timeline
Official Publish:
January 23rd, 2023
Last Modified:
April 3rd, 2025
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H