🛡️ CVE-2022-1891
🟡 CVSS 6.7 — Medium ✅ No Known Exploit CWE-122 NVD
6.7
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A buffer overflow in the SystemLoadDefaultDxe driver in some Lenovo Notebook products may allow an attacker with local privileges to execute arbitrary code.

Details

Severity MEDIUM
CVSS Score 6.7
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE CWE-122
Public Exploit ✅ No
Source NVD
Published 2023-01-26
Updated 2026-06-08
Modified 2024-11-21
Fix URL N/A

Affected Packages

Software From version Fixed in
thinkbook-14-iil-firmware djcn28ww
thinkbook-14-iml-firmware cjcn38ww
thinkbook-15-iil-firmware djcn28ww
thinkbook-15-iml-firmware cjcn38ww
yoga-c640-13iml-firmware chcn28ww
yoga-c640-13iml-lte-firmware chcn28ww

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