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Lenovo Notebook BIOS Vulnerabilities

Lenovo Notebook BIOS Vulnerabilities

Lenovo Notebook BIOS Vulnerabilities

Lenovo Security Advisory: LEN-73440

Potential Impact: Privilege escalation

Severity: Medium

Scope of Impact: Lenovo-specific

CVE Identifier: CVE-2021-3970, CVE-2021-3971, CVE-2021-3972

 

Summary Description:

The following vulnerabilities were reported in Lenovo Notebook BIOS.

CVE-2021-3970: A potential vulnerability in LenovoVariable SMI Handler due to insufficient validation in some Lenovo Notebook models may allow an attacker with local access and elevated privileges to execute arbitrary code.

CVE-2021-3971: A potential vulnerability by a driver used during older manufacturing processes on some consumer Lenovo Notebook devices that was mistakenly included in the BIOS image could allow an attacker with elevated privileges to modify firmware protection region by modifying an NVRAM variable.

CVE-2021-3972: A potential vulnerability by a driver used during manufacturing process on some consumer Lenovo Notebook devices that was mistakenly not deactivated may allow an attacker with elevated privileges to modify secure boot setting by modifying an NVRAM variable.

 

Mitigation Strategy for Customers (what you should do to protect yourself):

Update system firmware to the version (or newer) indicated for your model in the Product Impact section.

 

Product Impact:

To download the version specified for your product below, follow these steps:

Navigate to the Drivers & Software support site for your product:

  1. Search for your product by name or machine type.
  2. Click Drivers & Software on the left menu panel.
  3. Click on Manual Update to browse by Component type.
  4. Compare the minimum fix version for your product from the applicable product table below with the latest version posted on the support site.

Lenovo also offers tools to assist with update management as an alternative to the manual steps described above. Refer to the following for additional help:

PC Products and Software: https://support.lenovo.com/us/en/solutions/ht504759

Server and Enterprise Software: https://support.lenovo.com/us/en/solutions/lnvo-lxcaupd and https://datacentersupport.lenovo.com/us/en/documents/lnvo-center

 

Click below links to view affected products:

Lenovo Notebook

 

Acknowledgement:

Lenovo thanks Martin Smolár from ESET for reporting these issues.

 

Revision History:

Revision Date Description
6 2022-06-13 Update Product Impact
5 2022-05-11 Update Product Impact
4 2022-05-09 Update Product Impact
3 2022-04-25 Update Product Impact
2 2022-04-19 Correct Initial release date
1 2022-04-18 Initial release

For a complete list of all Lenovo Product Security Advisories, click here.

For the most up to date information, please remain current with updates and advisories from Lenovo regarding your equipment and software. The information provided in this advisory is provided on an “as is” basis without any warranty or guarantee of any kind. Lenovo reserves the right to change or update this advisory at any time.

 

Product Impact:

Lenovo Notebook

Product Component CVE-2021-3970 CVE-2021-3971 CVE-2021-3972
IdeaPad 3 15ADA05 Laptop BIOS Update for Windows 10 (64-bit) - V14-ADA, V15-ADA, ideapad 3-14ADA05, ideapad 3-15ADA05, ideapad 3-17ADA05 E8CN33WW E8CN33WW E8CN33WW
IdeaPad 3-14ADA05 Laptop BIOS Update for Windows 10 (64-bit) - V14-ADA, V15-ADA, ideapad 3-14ADA05, ideapad 3-15ADA05, ideapad 3-17ADA05 E8CN33WW E8CN33WW E8CN33WW
IdeaPad 3-14ADA6 Laptop BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ADA6, IdeaPad 3-15ADA6, IdeaPad 3-17ADA6 HBCN21WW HBCN21WW HBCN21WW
IdeaPad 3-14ALC6 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC GLCN43WW GLCN43WW GLCN43WW
IdeaPad 3-14ARE05 Laptop BIOS Update for Windows 10 (64-bit) - V14-ARE, ideapad 3-14ARE, ideapad 3-15ARE, ideapad 3-17ARE dzcn42ww dzcn42ww dzcn42ww
IdeaPad 3-14ARE05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14ARE05, ideapad 3-15ARE05, ideapad 3-17ARE05, V14-ARE DZCN42WW DZCN42WW DZCN42WW
IdeaPad 3-15ADA6 Laptop BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ADA6, IdeaPad 3-15ADA6, IdeaPad 3-17ADA6 HBCN21WW HBCN21WW HBCN21WW
IdeaPad 3-15ALC6 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC GLCN43WW GLCN43WW GLCN43WW
IdeaPad 3-15ARE05 Laptop BIOS Update for Windows 10 (64-bit) - V14-ARE, ideapad 3-14ARE, ideapad 3-15ARE, ideapad 3-17ARE dzcn42ww dzcn42ww dzcn42ww
IdeaPad 3-15ARE05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14ARE05, ideapad 3-15ARE05, ideapad 3-17ARE05, V14-ARE DZCN42WW DZCN42WW DZCN42WW
IdeaPad 3-15IGL05 Laptop BIOS Update for Windows 10 (64-bit) - V14-IGL, V15-IGL, ideapad 3-14IGL05, ideapad 3-15IGL05 DVCN23WW DVCN23WW DVCN23WW
IdeaPad 3-17ADA05 Laptop BIOS Update for Windows 10 (64-bit) - V14-ADA, V15-ADA, ideapad 3-14ADA05, ideapad 3-15ADA05, ideapad 3-17ADA05 E8CN33WW E8CN33WW E8CN33WW
IdeaPad 3-17ADA6 Laptop BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ADA6, IdeaPad 3-15ADA6, IdeaPad 3-17ADA6 HBCN21WW HBCN21WW HBCN21WW
IdeaPad 3-17ALC6 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC GLCN43WW GLCN43WW GLCN43WW
IdeaPad 3-17ARE05 Laptop BIOS Update for Windows 10 (64-bit) - V14-ARE, ideapad 3-14ARE, ideapad 3-15ARE, ideapad 3-17ARE dzcn42ww dzcn42ww dzcn42ww
IdeaPad 3-17ARE05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14ARE05, ideapad 3-15ARE05, ideapad 3-17ARE05, V14-ARE DZCN42WW DZCN42WW DZCN42WW
IdeaPad 3-17IIL05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14IIL05, ideapad 3-15IIL05, ideapad 3-17IIL05, V17-IIL EMCN52WW EMCN52WW EMCN52WW
IdeaPad 3-17ITL6 Laptop BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL GGCN33WW Not Affected GGCN33WW
L3-15IML05 Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - ideapad L3-15IML05 EJCN27WW Not Affected EJCN27WW
L3-15ITL6 Laptop (ideapad) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad L3-15ITL6 GFCN23WW GFCN23WW GFCN23WW
L340-15IRH Gaming Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - L340-15IRH Gaming, L340-17IRH Gaming BGCN35WW BGCN35WW BGCN35WW
L340-15IWL Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch ATCN46WW ATCN46WW ATCN46WW
L340-15IWL Touch Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch ATCN46WW ATCN46WW ATCN46WW
L340-17IRH Gaming Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - L340-15IRH Gaming, L340-17IRH Gaming BGCN35WW BGCN35WW BGCN35WW
L340-17IWL Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch ATCN46WW ATCN46WW ATCN46WW
Legion 5 Pro-16ACH6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5-15ACH6, Legion 5 Pro-6ACH6, Legion 5-17ACH6 HHCN25WW HHCN25WW HHCN25WW
Legion 5 Pro-16ACH6H Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5 Pro-16ACH6H, Legion 5-15ACH6H, Legion 5 17ACH6H, Legion 7-16ACHg6 GKCN51WW GKCN51WW GKCN51WW
Legion 5 Pro-16ITH6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 H1CN46WW H1CN46WW H1CN46WW
Legion 5 Pro-16ITH6H Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 H1CN46WW H1CN46WW H1CN46WW
Legion 5-15ACH6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5-15ACH6, Legion 5 Pro-6ACH6, Legion 5-17ACH6 HHCN25WW HHCN25WW HHCN25WW
Legion 5-15ACH6A Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 5-15ACH6A G9CN28WW G9CN28WW G9CN28WW
Legion 5-15ACH6H Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5 Pro-16ACH6H, Legion 5-15ACH6H, Legion 5 17ACH6H, Legion 7-16ACHg6 GKCN51WW GKCN51WW GKCN51WW
Legion 5-15IMH6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 5-15IMH6 G8CN19WW Not Affected G8CN19WW
Legion 5-15ITH6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 H1CN46WW H1CN46WW H1CN46WW
Legion 5-15ITH6H Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 H1CN46WW H1CN46WW H1CN46WW
Legion 5-17ACH6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5-15ACH6, Legion 5 Pro-6ACH6, Legion 5-17ACH6 HHCN25WW HHCN25WW HHCN25WW
Legion 5-17ACH6H Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5 Pro-16ACH6H, Legion 5-15ACH6H, Legion 5 17ACH6H, Legion 7-16ACHg6 GKCN51WW GKCN51WW GKCN51WW
Legion 5-17ITH6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 H1CN46WW H1CN46WW H1CN46WW
Legion 5-17ITH6H Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 H1CN46WW H1CN46WW H1CN46WW
Legion 7-16ACHg6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 7-16ACHg6 Not Affected GKCN52WW GKCN52WW
Legion 7-16ACHg6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5 Pro-16ACH6H, Legion 5-15ACH6H, Legion 5 17ACH6H, Legion 7-16ACHg6 GKCN51WW GKCN51WW GKCN51WW
Legion 7-16ITHg6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 H1CN46WW H1CN46WW H1CN46WW
Legion S7-15ACH6 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Legion S7-15ACH6 HACN35WW Not Affected HACN35WW
Legion Y540-15IRH Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Notebook BHCN44WW BHCN44WW BHCN44WW
Legion Y540-15IRH-PG0 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Notebook BHCN44WW BHCN44WW BHCN44WW
Legion Y540-17IRH Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Notebook BHCN44WW BHCN44WW BHCN44WW
Legion Y540-17IRH-PG0 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Notebook BHCN44WW BHCN44WW BHCN44WW
Legion Y545 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Notebook BHCN44WW BHCN44WW BHCN44WW
Legion Y545-PG0 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Notebook BHCN44WW BHCN44WW BHCN44WW
Legion Y7000-2019 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Notebook BHCN44WW BHCN44WW BHCN44WW
Legion Y7000-2019-PG0 Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Notebook BHCN44WW BHCN44WW BHCN44WW
Lenovo S14 G2 ITL BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL GGCN33WW Not Affected GGCN33WW
S145-14API Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S145-14API, S145-15API BUCN31WW BUCN31WW BUCN31WW
S145-14AST Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S145-14AST, S145-15AST AYCN26WW AYCN26WW AYCN26WW
S145-14IGM Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S145-14IGM, S145-15IGM AWCN28WW AWCN28WW AWCN28WW
S145-14IIL Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S145-14IIL, S145-15IIL, V14-IIL, V15-IIL DKCN54WW DKCN54WW DKCN54WW
S145-15API Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S145-14API, S145-15API BUCN31WW BUCN31WW BUCN31WW
S145-15AST Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S145-14API, S145-15API BUCN31WW BUCN31WW BUCN31WW
S145-15AST Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S145-14AST, S145-15AST AYCN26WW AYCN26WW AYCN26WW
S145-15IGM Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S145-14IGM, S145-15IGM AWCN28WW AWCN28WW AWCN28WW
S145-15IIL Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S145-14IIL, S145-15IIL, V14-IIL, V15-IIL DKCN54WW DKCN54WW DKCN54WW
S540-13API Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S540-13API CXCN34WW CXCN34WW CXCN34WW
S540-13IML Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - S540-13IML CLCN42WW Not Affected CLCN42WW
Slim 7 Pro-14IHU5 Laptop (IdeaPad) BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ITL5, Yoga Slim 7 Pro-14IHU5, Yoga Slim 7 Pro-14IHU5 O, IdeaPad Slim 7 Pro-14IHU5 FJCN71WW Not Affected FJCN71WW
Slim 9-14ITL05 Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga Slim 9-14ITL05, ideapad Slim 9-14ITL05 ESCN51WW Not Affected ESCN51WW
V14 G1-IML Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML DXCN41WW Not Affected DXCN41WW
V14 G2-ALC Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC GLCN43WW GLCN43WW GLCN43WW
V14 G2-ITL Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL GGCN33WW Not Affected GGCN33WW
V14-ADA Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - V14-ADA, V15-ADA, ideapad 3-14ADA05, ideapad 3-15ADA05, ideapad 3-17ADA05 E8CN33WW E8CN33WW E8CN33WW
V14-ARE Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - V14-ARE, ideapad 3-14ARE, ideapad 3-15ARE, ideapad 3-17ARE dzcn42ww dzcn42ww dzcn42ww
V14-ARE Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - ideapad 3-14ARE05, ideapad 3-15ARE05, ideapad 3-17ARE05, V14-ARE DZCN42WW DZCN42WW DZCN42WW
V14-IGL Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - V14-IGL, V15-IGL, ideapad 3-14IGL05, ideapad 3-15IGL05 DVCN23WW DVCN23WW DVCN23WW
V14-IIL Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - S145-14IIL, S145-15IIL, V14-IIL, V15-IIL DKCN54WW DKCN54WW DKCN54WW
V140-15IWL BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch ATCN46WW ATCN46WW ATCN46WW
V15 G1-IML Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML DXCN41WW Not Affected DXCN41WW
V15 G2-ALC Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC GLCN43WW GLCN43WW GLCN43WW
V15 G2-ITL Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL GGCN33WW Not Affected GGCN33WW
V15-ADA Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - V14-ADA, V15-ADA, ideapad 3-14ADA05, ideapad 3-15ADA05, ideapad 3-17ADA05 E8CN33WW E8CN33WW E8CN33WW
V15-IGL Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - V14-IGL, V15-IGL, ideapad 3-14IGL05, ideapad 3-15IGL05 DVCN23WW DVCN23WW DVCN23WW
V15-IIL Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - S145-14IIL, S145-15IIL, V14-IIL, V15-IIL DKCN54WW DKCN54WW DKCN54WW
V17 G2-ITL Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL GGCN33WW Not Affected GGCN33WW
V17-IIL Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - ideapad 3-14IIL05, ideapad 3-15IIL05, ideapad 3-17IIL05, V17-IIL EMCN52WW EMCN52WW EMCN52WW
V340-17IWL Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch ATCN46WW ATCN46WW ATCN46WW
Yoga 7-14ACN6 Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga 7-14ACN6 H9CN26WW Not Affected H9CN26WW
Yoga C740-14IML Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Yoga C740-14IML, Yoga C740-15IML BNCN44WW Not Affected BNCN44WW
Yoga C740-15IML Laptop (Lenovo) BIOS Update for Windows 10 (64-bit) - Yoga C740-14IML, Yoga C740-15IML BNCN44WW Not Affected BNCN44WW
Yoga C940-14IIL Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga C940-14IIL AUCN61WW Not Affected AUCN61WW
Yoga Slim 7 Pro-14ACH5 D BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ACH5 D, Yoga Slim 7 Pro-14ACH5 OD HECN24WW HECN24WW HECN24WW
Yoga Slim 7 Pro-14ACH5 Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ACH5, Yoga Slim 7 Pro-14ACH5 O GZCN27WW Not Affected GZCN27WW
Yoga Slim 7 Pro-14ACH5 O Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ACH5, Yoga Slim 7 Pro-14ACH5 O GZCN27WW Not Affected GZCN27WW
Yoga Slim 7 Pro-14ACH5 OD BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ACH5 D, Yoga Slim 7 Pro-14ACH5 OD HECN24WW HECN24WW HECN24WW
Yoga Slim 7 Pro-14ARH5 Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ARH5  G7CN21WW Not Affected G7CN21WW
Yoga Slim 7 Pro-14IHU5 Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ITL5, Yoga Slim 7 Pro-14IHU5, Yoga Slim 7 Pro-14IHU5 O, IdeaPad Slim 7 Pro-14IHU5 FJCN71WW Not Affected FJCN71WW
Yoga Slim 7 Pro-14IHU5 O Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ITL5, Yoga Slim 7 Pro-14IHU5, Yoga Slim 7 Pro-14IHU5 O, IdeaPad Slim 7 Pro-14IHU5 FJCN71WW Not Affected FJCN71WW
Yoga Slim 7 Pro-14ITL5 Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ITL5, Yoga Slim 7 Pro-14IHU5, Yoga Slim 7 Pro-14IHU5 O, IdeaPad Slim 7 Pro-14IHU5 FJCN71WW Not Affected FJCN71WW
Yoga Slim 9-14ITL05 Laptop (ideapad) BIOS Update for Windows 10 (64-bit) - Yoga Slim 9-14ITL05, ideapad Slim 9-14ITL05 ESCN51WW Not Affected ESCN51WW
ideapad 3-14IGL05 Laptop BIOS Update for Windows 10 (64-bit) - V14-IGL, V15-IGL, ideapad 3-14IGL05, ideapad 3-15IGL05 DVCN23WW DVCN23WW DVCN23WW
ideapad 3-14IIL05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14IIL05, ideapad 3-15IIL05, ideapad 3-17IIL05, V17-IIL EMCN52WW EMCN52WW EMCN52WW
ideapad 3-14IML05 Laptop BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML DXCN41WW Not Affected DXCN41WW
ideapad 3-14ITL05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14ITL05, ideapad 3-15ITL05 GCCN26WW Not Affected GCCN26WW
ideapad 3-14ITL6 Laptop BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL GGCN33WW Not Affected GGCN33WW
ideapad 3-15IIL05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14IIL05, ideapad 3-15IIL05, ideapad 3-17IIL05, V17-IIL EMCN52WW EMCN52WW EMCN52WW
ideapad 3-15IML05 Laptop BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML DXCN41WW Not Affected DXCN41WW
ideapad 3-15ITL05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 3-14ITL05, ideapad 3-15ITL05 GCCN26WW Not Affected GCCN26WW
ideapad 3-15ITL6 Laptop BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL GGCN33WW Not Affected GGCN33WW
ideapad 3-17IML05 Laptop BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML DXCN41WW Not Affected DXCN41WW
ideapad 5-15ARE05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 5-15ARE05 E7CN44WW E7CN44WW E7CN44WW
ideapad 5-15IIL05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad 5-15IIL05 DPCN54WW Not Affected DPCN54WW
ideapad Creator 5-15IMH05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad Gaming 3-15IMH05, Creator 5-15IMH05 EGCN36WW EGCN36WW EGCN36WW
ideapad Gaming 3-15ARH05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad Gaming 3-15ARH05 FCCN17WW FCCN17WW FCCN17WW
ideapad Gaming 3-15IMH05 Laptop BIOS Update for Windows 10 (64-bit) - ideapad Gaming 3-15IMH05, Creator 5-15IMH05 EGCN36WW EGCN36WW EGCN36WW

Alias Id:LEN-73440
Document ID:PS500485
Original Publish Date:04/18/2022
Last Modified Date:06/13/2022