medium
6.7
CWE
20
Advisory Published
Updated

CVE-2022-4574: Input Validation

First published: Mon Oct 30 2023(Updated: )

An SMI handler input validation vulnerability in the BIOS of some ThinkPad models could allow an attacker with local access and elevated privileges to execute arbitrary code.  

Credit: psirt@lenovo.com

Affected SoftwareAffected VersionHow to fix
Lenovo Thinkpad X13 Yoga Gen 2 Firmware<1.40
Lenovo Thinkpad X13 Yoga Gen 2
Lenovo Thinkpad X13 Yoga Gen 1 Firmware<1.45
Lenovo Thinkpad X13 Yoga Gen 1
Lenovo Thinkpad X13 Gen 3 Firmware<1.33
Lenovo Thinkpad X13 Gen 3
Lenovo Thinkpad X13 Gen 2 Firmware<1.51
Lenovo Thinkpad X13 Gen 2
Lenovo Thinkpad X13 Firmware<1.26
Lenovo Thinkpad X13
Lenovo Thinkpad X1 Yoga 7th Gen Firmware<1.37
Lenovo Thinkpad X1 Yoga 7th Gen
Lenovo Thinkpad X1 Yoga 6th Gen Firmware<1.59
Lenovo Thinkpad X1 Yoga 6th Gen
Lenovo Thinkpad X1 Yoga 5th Gen Firmware<1.30
Lenovo Thinkpad X1 Yoga 5th Gen
Lenovo Thinkpad X1 Yoga 4th Gen Firmware<1.56
Lenovo Thinkpad X1 Yoga 4th Gen
Lenovo Thinkpad X1 Titanium Firmware<1.24
Lenovo Thinkpad X1 Titanium
Lenovo Thinkpad X1 Nano Gen 2 Firmware<1.18
Lenovo Thinkpad X1 Nano Gen 2
Lenovo Thinkpad X1 Nano Gen 1 Firmware<1.55
Lenovo Thinkpad X1 Nano Gen 1
Lenovo Thinkpad X1 Fold Gen 1 Firmware
Lenovo Thinkpad X1 Fold Gen 1
Lenovo Thinkpad X1 Extreme Gen 5 Firmware<1.16
Lenovo Thinkpad X1 Extreme Gen 5
Lenovo Thinkpad X1 Extreme 4th Gen Firmware<1.22
Lenovo Thinkpad X1 Extreme 4th Gen
Lenovo Thinkpad X1 Extreme 3rd Gen Firmware<1.27
Lenovo Thinkpad X1 Extreme 3rd Gen
Lenovo Thinkpad X1 Carbon 9th Gen Firmware<1.59
Lenovo Thinkpad X1 Carbon 9th Gen
Lenovo Thinkpad X1 Carbon 8th Gen Firmware<1.30
Lenovo Thinkpad X1 Carbon 8th Gen
Lenovo Thinkpad X1 Carbon 7th Gen Firmware<1.56
Lenovo Thinkpad X1 Carbon 7th Gen
Lenovo Thinkpad X1 Carbon 10th Gen Firmware<1.37
Lenovo Thinkpad X1 Carbon 10th Gen
Lenovo Thinkpad T16 Gen 1 Firmware<1.31
Lenovo Thinkpad T16 Gen 1
Lenovo Thinkpad T15p Gen 3 Firmware<1.15
Lenovo Thinkpad T15p Gen 3
Lenovo Thinkpad T15p Gen 2 Firmware<1.19
Lenovo Thinkpad T15p Gen 2
Lenovo Thinkpad T15p Gen 1 Firmware<1.32
Lenovo Thinkpad T15p Gen 1
Lenovo Thinkpad T15g Gen 2 Firmware<1.25
Lenovo Thinkpad T15g Gen 2
Lenovo Thinkpad T15g Gen 1 Firmware<1.32
Lenovo Thinkpad T15g Gen 1
Lenovo Thinkpad T15 Gen 2 Firmware
Lenovo Thinkpad T15 Gen 2
Lenovo Thinkpad T14s Gen 3 Firmware<1.33
Lenovo Thinkpad T14s Gen 3
Lenovo Thinkpad T14s Gen 2 Firmware<1.51
Lenovo Thinkpad T14s Gen 2
Lenovo Thinkpad T14s Firmware<1.26
Lenovo Thinkpad T14s
Lenovo Thinkpad T14 Gen 3 Firmware<1.31
Lenovo Thinkpad T14 Gen 3
Lenovo Thinkpad T14 Gen 2 Firmware
Lenovo Thinkpad T14 Gen 2
Lenovo Thinkpad T14 Gen 1 Firmware<1.28
Lenovo Thinkpad T14 Gen 1
Lenovo Thinkpad P17 Gen 2 Firmware<1.25
Lenovo Thinkpad P17 Gen 2
Lenovo Thinkpad P17 Gen 1 Firmware<1.32
Lenovo Thinkpad P17 Gen 1
Lenovo Thinkpad P16s Gen 1 Firmware<1.31
Lenovo Thinkpad P16s Gen 1
Lenovo Thinkpad P16 Gen 1 Firmware<1.17
Lenovo Thinkpad P16 Gen 1
Lenovo Thinkpad P15v Gen 3 Firmware<1.15
Lenovo Thinkpad P15v Gen 3
Lenovo Thinkpad P15v Gen 2 Firmware<1.19
Lenovo Thinkpad P15v Gen 2
Lenovo Thinkpad P15v Gen 1 Firmware<1.32
Lenovo Thinkpad P15v Gen 1
Lenovo Thinkpad P15s Gen 2 Firmware
Lenovo Thinkpad P15s Gen 2
Lenovo Thinkpad P15s Gen 1 Firmware<1.28
Lenovo Thinkpad P15s Gen 1
Lenovo Thinkpad P15 Gen 2 Firmware<1.25
Lenovo Thinkpad P15 Gen 2
Lenovo Thinkpad P15 Gen 1 Firmware<1.32
Lenovo Thinkpad P15 Gen 1
Lenovo Thinkpad P14s Gen 3 Firmware<1.31
Lenovo Thinkpad P14s Gen 3
Lenovo Thinkpad P14s Gen 2 Firmware
Lenovo Thinkpad P14s Gen 2
Lenovo Thinkpad P14s Gen 1 Firmware<1.28
Lenovo Thinkpad P14s Gen 1
Lenovo Thinkpad P1 Gen 5 Firmware<1.16
Lenovo Thinkpad P1 Gen 5
Lenovo Thinkpad P1 Gen 4 Firmware=1.22
Lenovo Thinkpad P1 Gen 4
Lenovo Thinkpad P1 Gen 3 Firmware<1.27
Lenovo Thinkpad P1 Gen 3
Lenovo Thinkpad L15 Gen 2 Firmware
Lenovo Thinkpad L15 Gen 2
Lenovo Thinkpad L15 Firmware<1.20
Lenovo Thinkpad L15
Lenovo Thinkpad L14 Gen 2 Firmware
Lenovo Thinkpad L14 Gen 2
Lenovo Thinkpad L14 Firmware<1.20
Lenovo Thinkpad L14

Remedy

Update system firmware to the version (or newer) indicated for your model in the Product Impact section of LEN-106014.

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