Buffer Underwrite ('Buffer Underflow') in MediaTek products - CVE-2025-20694
Published: July 8, 2025
Vulnerability identifier: #VU112467
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-20694
CWE-ID: CWE-124
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to an uncaught exception within Bluetooth. A local application can perform service disruption.
Affected software
MT8676
MT8195
MT8196
MT8370
MT8390
MT8391
MT8395
MT8512
MT8516
MT8519
MT8188
MT8678
MT8695
MT8696
MT8698
MT8786
MT8792
MT8796
MT8893
MT8113
MT6639
MT6653
MT6985
MT6989
MT6990
MT6991
MT7925
MT7927
MT2718
MT8115
MT8127
MT8163
MT8168
MT8169
MT8173
MT8183
MT8186
Yoga 7 2-in-1 14AHP9
IdeaPad Slim 5 16ARP10
IdeaPad Slim 5 16IAH10
Legion 5 15APH9
Legion 7 16IRX9
Legion 9 16IRX9
Legion Go S 8APU1
Legion Go S 8ARP1
Legion Pro 7 16IAX10H
Legion Slim 5 16AHP9
Legion Slim 5 16ARP9
LOQ 15AHP9
LOQ 15ARP9
ThinkBook 14 G7 ARP
ThinkBook 16 G7 ARP
ThinkBook 16 G7+ ASP
IdeaPad Slim 5 16AKP10
Yoga 7 2-in-1 14AKP10
Yoga 7 2-in-1 14ILL10
Yoga 7 2-in-1 16AHP9
Yoga 7 2-in-1 16AKP10
Yoga 7 2-in-1 16ILL10
Yoga Book 9 14IAH10
Yoga Pro 7 14AHP9
Yoga Pro 7 14AKP10
Yoga Pro 7 14ASP10
Yoga Pro 7 14ASP9
Yoga Slim 7 14AKP10
ThinkEdge SE10
TB310XU, TB310FU Lenovo Tab M9
ThinkPad E14 Gen 5 21JR
ThinkPad E14 Gen 5 21JS
IdeaPad Slim 3 15IRU10
IdeaPad Pro 5 14AKP10
IdeaPad Pro 5 14ASP10
IdeaPad Pro 5 16AHP9
IdeaPad Pro 5 16AKP10
IdeaPad Pro 5 16ASP10
IdeaPad Slim 3 14AHP10
IdeaPad Slim 3 14ARP10
IdeaPad Slim 3 14IRH10
IdeaPad Slim 3 14IRH10R
IdeaPad Slim 3 14IRU10
IdeaPad Slim 3 14ITN9
IdeaPad Slim 3 15AHP10
IdeaPad Slim 3 15ARP10
IdeaPad Slim 3 15IRH10
IdeaPad Slim 3 15IRH10R
ThinkPad E14 Gen 6 21M3
IdeaPad Slim 3 15ITN9
IdeaPad Slim 3 16AHP10
IdeaPad Slim 3 16ARP10
IdeaPad Slim 3 16IRH10
IdeaPad Slim 3 16IRH10R
IdeaPad Slim 5 13ARP10
IdeaPad Slim 5 14AHP10
IdeaPad Slim 5 14AHP9
IdeaPad Slim 5 14AKP10
IdeaPad Slim 5 14ARP10
IdeaPad Slim 5 14IAH10
IdeaPad Slim 5 15ARP10
IdeaPad Slim 5 16AHP10
IdeaPad Slim 5 16AHP9
ThinkPad X13 Gen 3 21CN
ThinkPad T14 Gen 3 21CG
ThinkPad T14 Gen 4 21K3
ThinkPad T14 Gen 4 21K4
ThinkPad T14 Gen 6 21QJ
ThinkPad T14 Gen 6 21QK
ThinkPad T14s Gen 3 21CQ
ThinkPad T14s Gen 3 21CR
ThinkPad T16 Gen 1 21CH
ThinkPad T16 Gen 1 21CJ
ThinkPad T16 Gen 2 21K7
ThinkPad T16 Gen 2 21K8
ThinkPad T16 Gen 4 21QN
ThinkPad T16 Gen 4 21QQ
ThinkPad S2 Gen 8 Types 21FT China Only
ThinkPad X13 Gen 3 21CM
ThinkPad T14 Gen 3 21CF
ThinkPad Z13 Gen 1 21D2
ThinkPad Z13 Gen 1 21D3
ThinkPad Z13 Gen 2 21JV
ThinkPad Z13 Gen 2 21JW
ThinkPad Z16 Gen 1 21D4
ThinkPad Z16 Gen 1 21D5
ThinkPad Z16 Gen 2 21JX
ThinkPad Z16 Gen 2 21JY
ThinkStation P340 Workstation
ThinkStation P348 Workstation
ThinkStation P350 Workstation
ThinkStation P358 Workstation
ThinkStation P360 Workstation
ThinkStation P8 Workstation
ThinkPad P14s Gen 4 21K5
ThinkPad E14 Gen 6 21M4
Thinkpad E16 Gen 1 21JT
Thinkpad E16 Gen 1 21JU
ThinkPad E16 Gen 2 21M5
ThinkPad E16 Gen 2 21M6
ThinkPad L13 Gen 4 21FN
ThinkPad L13 Gen 4 21FQ
ThinkPad L13 Yoga Gen 4 21FR
ThinkPad L13 Yoga Gen 4 21FS
ThinkPad L14 Gen 4 21H5
ThinkPad L14 Gen 4 21H6
ThinkPad L15 Gen 4 21H7
ThinkPad L15 Gen 4 21H8
ThinkPad P14s Gen 3 21J5
ThinkPad P14s Gen 3 21J6
IdeaPad Pro 5 14AHP9
ThinkPad P14s Gen 4 21K6
ThinkPad P14s Gen 6 21QL
ThinkPad P14s Gen 6 21QM
ThinkPad P14s Gen 6 21RV
ThinkPad P14s Gen 6 21RW
ThinkPad P16s Gen 1 21CK
ThinkPad P16s Gen 1 21CL
ThinkPad P16s Gen 2 21K9
ThinkPad P16s Gen 2 21KA
ThinkPad P16s Gen 4 21QR
ThinkPad P16s Gen 4 21QS
ThinkPad P16s Gen 4 21RX
ThinkPad P16s Gen 4 21RY
ThinkPad S2 Yoga Gen 8 21FU
ThinkCentre Neo 70t Gen 3
ThinkCentre M75t Gen 2 11RD
ThinkCentre M75t Gen 2 11RE
ThinkCentre M75t Gen 2
ThinkCentre M75t Gen 5
ThinkCentre M80q Gen 3
ThinkCentre M80s Gen 3
ThinkCentre M80t Gen 3
ThinkCentre M90a Gen 3
ThinkCentre M90a Gen 3 Pro
ThinkCentre M90q Gen 3
ThinkCentre M90s Gen 3
ThinkCentre M90t Gen 3
ThinkCentre Neo 30a 22 Gen 4
ThinkCentre Neo 30a 24 Gen 4
ThinkCentre Neo 30a 27 Gen 4
ThinkCentre M75t Gen 2 11RC
Lenovo A100
Lenovo V100
Yoga AIO 27IAH10
Yoga AIO 7 27APH8
Lenovo 13w Yoga 82S1
Lenovo 13w Yoga 82S2
Lenovo 13w Yoga Gen 2 82YR
Lenovo 13w Yoga Gen 2 82YS
IdeaPad 5 2-in-1 14AHP9
IdeaPad 5 2-in-1 14AKP10
IdeaPad 5 2-in-1 14IAL10
IdeaPad 5 2-in-1 16AHP9
IdeaPad 5 2-in-1 16AKP10
IdeaPad 5 2-in-1 16IAL10
IdeaCentre AIO 3 24ARR9
IdeaCentre AIO 3 27ARR9
Legion T5 30IAS10
Legion T5 30IAX10
Legion T7 34IAS10
ThinkCentre M70a Gen 3
ThinkCentre M75q Gen 5
ThinkCentre M75s Gen 2 11R7
ThinkCentre M75s Gen 2 11R8
ThinkCentre M75s Gen 2 11R9
ThinkCentre M75s Gen 2 11RA
ThinkCentre M75s Gen 2
ThinkCentre M75s Gen 5
ThinkCentre M75t Gen 2 11RB
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14ARP10, IdeaPad Slim 5 16ARP10
MediaTek 7920 Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Lenovo A100, Lenovo V100
MediaTek BlueTooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Yoga AIO 27IAH10
MediaTek Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Yoga AIO 7 27APH8
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad 5 2-in-1 14AHP9, IdeaPad 5 2-in-1 16AHP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad 5 2-in-1 14AKP10, IdeaPad 5 2-in-1 16AKP10
Bluetooth Driver (Intel, Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad 5 2-in-1 14IAL10, IdeaPad 5 2-in-1 16IAL10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Pro 5 14AHP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Pro 5 16AHP9
Bluetooth Driver (Realtek, Mediatek) - IdeaPad Pro 5 16AKP10, IdeaPad Pro 5 16ASP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 3 14AHP10,IdeaPad Slim 3 15AHP10,IdeaPad Slim 3 16AHP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 3 14ARP10, IdeaPad Slim 3 15ARP10, IdeaPad Slim 3 16ARP10
Bluetooth Driver (Realtek, Mediatek, Intel) for Windows 11 (64-bit) - IdeaPad Slim 3 14 15 16 Series
Bluetooth Driver (Intel, Realtek, Mediatek) - IdeaPad Slim 3 14ITN9, IdeaPad Slim 3 15ITN9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14AHP10, IdeaPad Slim 5 16AHP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14AKP10, IdeaPad Slim 5 16AKP10
MTK Bluetooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre Neo 70t Gen 3
Bluetooth Driver (Intel, Fulian, Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14IAH10, IdeaPad Slim 5 16IAH10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Legion 5 15APH9
Bluetooth Driver (Intel, Mediatek) for Windows 11 (64-bit) - Legion 9 16IRX9
Mediatek Bluetooth Driver for Windows 11 (64-bit) - Legion Go S 8ARP1, Legion Go S 8APU1
Bluetooth Driver (Intel, Realtek, Mediatek) for Windows 11 (64-bit) - Legion Pro 7 16IAX10H
Bluetooth Driver (Realtek, Mediatek) for Windows 10 (64-bit) - ThinkBook 14 G7 ARP, ThinkBook 16 G7 ARP
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - ThinkBook 14 G7 ARP, ThinkBook 16 G7 ARP
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - ThinkBook 16 G7+ ASP
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga 7 2-in-1 14AHP9, Yoga 7 2-in-1 16AHP9
Bluetooth Driver (Realtek, Mediatek) - Yoga 7 2-in-1 14AKP10, Yoga 7 2-in-1 16AKP10
Bluetooth Driver (Intel, Realtek, Mediatek) for Windows 11 (64-bit) - Yoga 7 2-in-1 14ILL10,Yoga 7 2-in-1 16ILL10
Bluetooth KB Flash Update Utility for Windows 11 64-bit (21H2 or later) - Yoga Book 9 14IAH10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Pro 7 14AHP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Pro 7 14ASP9
Mediatek Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre M80q Gen 3
MTK 7925 Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Legion T5 30IAS10
MTK MT7925 Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Legion T5 30IAX10
MTK MT7925 Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Legion T7 34IAS10
MediaTek 7921/RZ616 Bluetooth Driver for Windows 10 (64-bit), 11 (Version 21H2 or later) - ThinkCentre M70a Gen 3
MTK RZ616 Bluetooth Driver for Windows 10 (64-bit), 11 (Version 21H2 or later) - ThinkCentre M70a Gen 3
Mediatek Bluetooth Driver for Windows 10 IOT, 11 IOT (Version 24H2) - ThinkCentre, ThinkStation
MTK Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre M75q Gen 5
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre M75q Gen 5
MTK BlueTooth Driver for Windows 11 IOT (Version 24H2) - ThinkCentre M75s Gen 5, M75t Gen 5
MTK Bluetooth Driver for Windows 10 64-bit - ThinkCentre M75t Gen 2, M75s Gen 2
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre M75s Gen 2, M75t Gen 2
Mediatek Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre M75t Gen 2, M75s Gen 2
MTK Bluetooth Driver for Windows 10 64-bit - ThinkCentre M75t Gen 5, M75s Gen 5
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre M75s Gen 5
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre M75t Gen 5, M75s Gen 5
Foxconn MT7921 Bluetooth Driver for Windows 10 IoT (64-bit) (For 2019) - ThinkEdge SE10
Mediatek Bluetooth Driver for Windows 10 (64-bit) IOT - Desktop, WorkStation
MTK Bluetooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre M80q Gen 3
Mediatek Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre M80s Gen 3, M80t Gen 3
MTK Bluetooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre M80s Gen 3, M80t Gen 3
MediaTek 7921/RZ616 Bluetooth Driver for Windows 10 (64-bit), 11 (Version 21H2 or later) - ThinkCentre M90a Gen 3
MTK RZ616 BT Driver for Windows 11 (Version 21H2 or Later), 10 (64-bit) - ThinkCentre M90a Gen 3
MediaTek 7921/RZ616 Bluetooth Driver for Windows 10 (64-bit), 11 (Version 21H2 or later) - ThinkCentre M90a Pro Gen 3
MTK RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or Later), 10 (64-bit) - ThinkCentre M90a Pro Gen 3
MTK BlueTooth Driver for Windows 10 (64-bit) - ThinkCentre M90q Gen 3
MTK Bluetooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre M90q Gen 3
MTK BlueTooth Driver for Windows 10 (64-bit) - ThinkCentre M90s Gen 3, M90t Gen 3
MTK BlueTooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre M90s Gen 3, M90t Gen 3
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre Neo 30a 22 Gen 4, Neo 30a 24 Gen 4, Neo 30a 27 Gen 4
Mediatek Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre Neo 70t Gen 3
MTK RZ616 Bluetooth Driver for Windows 11 (Version 24H2) - ThinkStation P8
MT7921 Bluetooth Driver for Windows 10 IoT (64-bit), Windows 11 IoT (64-bit) (For 24H2) - ThinkEdge SE10
Lenovo Tab M9 (TB310FU/TB310XU/TB310XC)
RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 64-bit (Version 21H2 or later) - ThinkPad
RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 (Version 20H2 or later) - ThinkPad
Mediatek Bluetooth Driver for 11 (Version 23H2 or later) - ThinkPad
MediaTek Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 (Version 21H2 or later) - ThinkStation P340
Mediatek Bluetooth Driver for Windows 10 (Version 21H2 or later) and 11 (Version 21H2 or Later) - ThinkStation P348
MediaTek Bluetooth Driver for Windows 11 (Version 21H2 or later) and 10 64-bit (Version 21H2 or later) - ThinkStation P350
Mediatek Bluetooth Driver for Windows 10 (Version 21H2), 11 (Version 21H2) - ThinkStation P358
MTK BlueTooth Driver for Windows 10 (Version 22H2), 11 (Version 22H2 or Later) - ThinkStation P358
Mediatek Bluetooth Driver for Windows 10 (Version 21H2) and 11 (Version 21H2, 22H2) - ThinkStation P8
MTK Bluetooth Driver for Windows 10 IOT (64-bit) - ThinkStation P8
MTK Bluetooth Driver for Windows 11 IOT (Version 24H2) - ThinkStation P8
MTK MT7925 Bluetooth Driver for Windows 11 (Version 24H2) - ThinkStation P8
MTK RZ616 Bluetooth Driver for Windows 10 (Version 22H2) - ThinkStation P8
MediaTek Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - IdeaCentre AIO 24ARR9, AIO 27ARR9
Bluetooth Driver (Realtek, Mediatek) - IdeaPad Pro 5 14AKP10, IdeaPad Pro 5 14ASP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Pro 7 14AKP10, Yoga Pro 7 14ASP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Slim 7 14AKP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Legion 7 16IRX9
Bluetooth Driver (Mediatek, Realtek) for Windows 11 (64-bit) - Legion Slim 5 16AHP9
RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 (Version 21H2 or later) - ThinkPad Z13 (Type 21D2, 21D3), Z16 (Type 21D4, 21D5)
Mediatek MT7921 Bluetooth Driver for Windows 11 (Version 23H2 or later) - ThinkPad E14 Gen 6 (Type 21M3, 21M4), E16 Gen 2 (Type 21M5, 21M6)
Mediatek MT7921 Bluetooth Driver for Windows 11 (Version 22H2 or later), 10 64-bit (Version 22H2 or later) - ThinkPad E14 Gen 5 (Type 21JR, 21JS), E16 Gen 1 (Type 21JT, 21JU)
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - LOQ 15ARP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - LOQ 15AHP9
Bluetooth Driver (Mediatek, Realtek) for Windows 11 (64-bit) - Legion Slim 5 16ARP9
Bluetooth Driver for Windows 10 64-bit (Version 21H2 or later) - Lenovo 13w Yoga (Type 82S1, 82S2)
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14AHP9, IdeaPad Slim 5 16AHP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 13ARP10, IdeaPad Slim 5 15ARP10
Bluetooth Driver for Windows 11 (Version 22H2 or later) - Lenovo 13w Yoga Gen 2 (Type 82YR, 82YS)
Bluetooth Driver for Windows 10 (Version 22H2 or later) - Lenovo 13w Yoga Gen 2
Bluetooth Driver for Windows 11 (Version 21H2 or later) - Lenovo 13w Yoga (Type 82S1, 82S2)
MT8195
MT8196
MT8370
MT8390
MT8391
MT8395
MT8512
MT8516
MT8519
MT8188
MT8678
MT8695
MT8696
MT8698
MT8786
MT8792
MT8796
MT8893
MT8113
MT6639
MT6653
MT6985
MT6989
MT6990
MT6991
MT7925
MT7927
MT2718
MT8115
MT8127
MT8163
MT8168
MT8169
MT8173
MT8183
MT8186
Yoga 7 2-in-1 14AHP9
IdeaPad Slim 5 16ARP10
IdeaPad Slim 5 16IAH10
Legion 5 15APH9
Legion 7 16IRX9
Legion 9 16IRX9
Legion Go S 8APU1
Legion Go S 8ARP1
Legion Pro 7 16IAX10H
Legion Slim 5 16AHP9
Legion Slim 5 16ARP9
LOQ 15AHP9
LOQ 15ARP9
ThinkBook 14 G7 ARP
ThinkBook 16 G7 ARP
ThinkBook 16 G7+ ASP
IdeaPad Slim 5 16AKP10
Yoga 7 2-in-1 14AKP10
Yoga 7 2-in-1 14ILL10
Yoga 7 2-in-1 16AHP9
Yoga 7 2-in-1 16AKP10
Yoga 7 2-in-1 16ILL10
Yoga Book 9 14IAH10
Yoga Pro 7 14AHP9
Yoga Pro 7 14AKP10
Yoga Pro 7 14ASP10
Yoga Pro 7 14ASP9
Yoga Slim 7 14AKP10
ThinkEdge SE10
TB310XU, TB310FU Lenovo Tab M9
ThinkPad E14 Gen 5 21JR
ThinkPad E14 Gen 5 21JS
IdeaPad Slim 3 15IRU10
IdeaPad Pro 5 14AKP10
IdeaPad Pro 5 14ASP10
IdeaPad Pro 5 16AHP9
IdeaPad Pro 5 16AKP10
IdeaPad Pro 5 16ASP10
IdeaPad Slim 3 14AHP10
IdeaPad Slim 3 14ARP10
IdeaPad Slim 3 14IRH10
IdeaPad Slim 3 14IRH10R
IdeaPad Slim 3 14IRU10
IdeaPad Slim 3 14ITN9
IdeaPad Slim 3 15AHP10
IdeaPad Slim 3 15ARP10
IdeaPad Slim 3 15IRH10
IdeaPad Slim 3 15IRH10R
ThinkPad E14 Gen 6 21M3
IdeaPad Slim 3 15ITN9
IdeaPad Slim 3 16AHP10
IdeaPad Slim 3 16ARP10
IdeaPad Slim 3 16IRH10
IdeaPad Slim 3 16IRH10R
IdeaPad Slim 5 13ARP10
IdeaPad Slim 5 14AHP10
IdeaPad Slim 5 14AHP9
IdeaPad Slim 5 14AKP10
IdeaPad Slim 5 14ARP10
IdeaPad Slim 5 14IAH10
IdeaPad Slim 5 15ARP10
IdeaPad Slim 5 16AHP10
IdeaPad Slim 5 16AHP9
ThinkPad X13 Gen 3 21CN
ThinkPad T14 Gen 3 21CG
ThinkPad T14 Gen 4 21K3
ThinkPad T14 Gen 4 21K4
ThinkPad T14 Gen 6 21QJ
ThinkPad T14 Gen 6 21QK
ThinkPad T14s Gen 3 21CQ
ThinkPad T14s Gen 3 21CR
ThinkPad T16 Gen 1 21CH
ThinkPad T16 Gen 1 21CJ
ThinkPad T16 Gen 2 21K7
ThinkPad T16 Gen 2 21K8
ThinkPad T16 Gen 4 21QN
ThinkPad T16 Gen 4 21QQ
ThinkPad S2 Gen 8 Types 21FT China Only
ThinkPad X13 Gen 3 21CM
ThinkPad T14 Gen 3 21CF
ThinkPad Z13 Gen 1 21D2
ThinkPad Z13 Gen 1 21D3
ThinkPad Z13 Gen 2 21JV
ThinkPad Z13 Gen 2 21JW
ThinkPad Z16 Gen 1 21D4
ThinkPad Z16 Gen 1 21D5
ThinkPad Z16 Gen 2 21JX
ThinkPad Z16 Gen 2 21JY
ThinkStation P340 Workstation
ThinkStation P348 Workstation
ThinkStation P350 Workstation
ThinkStation P358 Workstation
ThinkStation P360 Workstation
ThinkStation P8 Workstation
ThinkPad P14s Gen 4 21K5
ThinkPad E14 Gen 6 21M4
Thinkpad E16 Gen 1 21JT
Thinkpad E16 Gen 1 21JU
ThinkPad E16 Gen 2 21M5
ThinkPad E16 Gen 2 21M6
ThinkPad L13 Gen 4 21FN
ThinkPad L13 Gen 4 21FQ
ThinkPad L13 Yoga Gen 4 21FR
ThinkPad L13 Yoga Gen 4 21FS
ThinkPad L14 Gen 4 21H5
ThinkPad L14 Gen 4 21H6
ThinkPad L15 Gen 4 21H7
ThinkPad L15 Gen 4 21H8
ThinkPad P14s Gen 3 21J5
ThinkPad P14s Gen 3 21J6
IdeaPad Pro 5 14AHP9
ThinkPad P14s Gen 4 21K6
ThinkPad P14s Gen 6 21QL
ThinkPad P14s Gen 6 21QM
ThinkPad P14s Gen 6 21RV
ThinkPad P14s Gen 6 21RW
ThinkPad P16s Gen 1 21CK
ThinkPad P16s Gen 1 21CL
ThinkPad P16s Gen 2 21K9
ThinkPad P16s Gen 2 21KA
ThinkPad P16s Gen 4 21QR
ThinkPad P16s Gen 4 21QS
ThinkPad P16s Gen 4 21RX
ThinkPad P16s Gen 4 21RY
ThinkPad S2 Yoga Gen 8 21FU
ThinkCentre Neo 70t Gen 3
ThinkCentre M75t Gen 2 11RD
ThinkCentre M75t Gen 2 11RE
ThinkCentre M75t Gen 2
ThinkCentre M75t Gen 5
ThinkCentre M80q Gen 3
ThinkCentre M80s Gen 3
ThinkCentre M80t Gen 3
ThinkCentre M90a Gen 3
ThinkCentre M90a Gen 3 Pro
ThinkCentre M90q Gen 3
ThinkCentre M90s Gen 3
ThinkCentre M90t Gen 3
ThinkCentre Neo 30a 22 Gen 4
ThinkCentre Neo 30a 24 Gen 4
ThinkCentre Neo 30a 27 Gen 4
ThinkCentre M75t Gen 2 11RC
Lenovo A100
Lenovo V100
Yoga AIO 27IAH10
Yoga AIO 7 27APH8
Lenovo 13w Yoga 82S1
Lenovo 13w Yoga 82S2
Lenovo 13w Yoga Gen 2 82YR
Lenovo 13w Yoga Gen 2 82YS
IdeaPad 5 2-in-1 14AHP9
IdeaPad 5 2-in-1 14AKP10
IdeaPad 5 2-in-1 14IAL10
IdeaPad 5 2-in-1 16AHP9
IdeaPad 5 2-in-1 16AKP10
IdeaPad 5 2-in-1 16IAL10
IdeaCentre AIO 3 24ARR9
IdeaCentre AIO 3 27ARR9
Legion T5 30IAS10
Legion T5 30IAX10
Legion T7 34IAS10
ThinkCentre M70a Gen 3
ThinkCentre M75q Gen 5
ThinkCentre M75s Gen 2 11R7
ThinkCentre M75s Gen 2 11R8
ThinkCentre M75s Gen 2 11R9
ThinkCentre M75s Gen 2 11RA
ThinkCentre M75s Gen 2
ThinkCentre M75s Gen 5
ThinkCentre M75t Gen 2 11RB
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14ARP10, IdeaPad Slim 5 16ARP10
MediaTek 7920 Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Lenovo A100, Lenovo V100
MediaTek BlueTooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Yoga AIO 27IAH10
MediaTek Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Yoga AIO 7 27APH8
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad 5 2-in-1 14AHP9, IdeaPad 5 2-in-1 16AHP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad 5 2-in-1 14AKP10, IdeaPad 5 2-in-1 16AKP10
Bluetooth Driver (Intel, Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad 5 2-in-1 14IAL10, IdeaPad 5 2-in-1 16IAL10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Pro 5 14AHP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Pro 5 16AHP9
Bluetooth Driver (Realtek, Mediatek) - IdeaPad Pro 5 16AKP10, IdeaPad Pro 5 16ASP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 3 14AHP10,IdeaPad Slim 3 15AHP10,IdeaPad Slim 3 16AHP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 3 14ARP10, IdeaPad Slim 3 15ARP10, IdeaPad Slim 3 16ARP10
Bluetooth Driver (Realtek, Mediatek, Intel) for Windows 11 (64-bit) - IdeaPad Slim 3 14 15 16 Series
Bluetooth Driver (Intel, Realtek, Mediatek) - IdeaPad Slim 3 14ITN9, IdeaPad Slim 3 15ITN9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14AHP10, IdeaPad Slim 5 16AHP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14AKP10, IdeaPad Slim 5 16AKP10
MTK Bluetooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre Neo 70t Gen 3
Bluetooth Driver (Intel, Fulian, Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14IAH10, IdeaPad Slim 5 16IAH10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Legion 5 15APH9
Bluetooth Driver (Intel, Mediatek) for Windows 11 (64-bit) - Legion 9 16IRX9
Mediatek Bluetooth Driver for Windows 11 (64-bit) - Legion Go S 8ARP1, Legion Go S 8APU1
Bluetooth Driver (Intel, Realtek, Mediatek) for Windows 11 (64-bit) - Legion Pro 7 16IAX10H
Bluetooth Driver (Realtek, Mediatek) for Windows 10 (64-bit) - ThinkBook 14 G7 ARP, ThinkBook 16 G7 ARP
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - ThinkBook 14 G7 ARP, ThinkBook 16 G7 ARP
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - ThinkBook 16 G7+ ASP
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga 7 2-in-1 14AHP9, Yoga 7 2-in-1 16AHP9
Bluetooth Driver (Realtek, Mediatek) - Yoga 7 2-in-1 14AKP10, Yoga 7 2-in-1 16AKP10
Bluetooth Driver (Intel, Realtek, Mediatek) for Windows 11 (64-bit) - Yoga 7 2-in-1 14ILL10,Yoga 7 2-in-1 16ILL10
Bluetooth KB Flash Update Utility for Windows 11 64-bit (21H2 or later) - Yoga Book 9 14IAH10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Pro 7 14AHP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Pro 7 14ASP9
Mediatek Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre M80q Gen 3
MTK 7925 Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Legion T5 30IAS10
MTK MT7925 Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Legion T5 30IAX10
MTK MT7925 Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - Legion T7 34IAS10
MediaTek 7921/RZ616 Bluetooth Driver for Windows 10 (64-bit), 11 (Version 21H2 or later) - ThinkCentre M70a Gen 3
MTK RZ616 Bluetooth Driver for Windows 10 (64-bit), 11 (Version 21H2 or later) - ThinkCentre M70a Gen 3
Mediatek Bluetooth Driver for Windows 10 IOT, 11 IOT (Version 24H2) - ThinkCentre, ThinkStation
MTK Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre M75q Gen 5
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre M75q Gen 5
MTK BlueTooth Driver for Windows 11 IOT (Version 24H2) - ThinkCentre M75s Gen 5, M75t Gen 5
MTK Bluetooth Driver for Windows 10 64-bit - ThinkCentre M75t Gen 2, M75s Gen 2
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre M75s Gen 2, M75t Gen 2
Mediatek Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre M75t Gen 2, M75s Gen 2
MTK Bluetooth Driver for Windows 10 64-bit - ThinkCentre M75t Gen 5, M75s Gen 5
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre M75s Gen 5
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre M75t Gen 5, M75s Gen 5
Foxconn MT7921 Bluetooth Driver for Windows 10 IoT (64-bit) (For 2019) - ThinkEdge SE10
Mediatek Bluetooth Driver for Windows 10 (64-bit) IOT - Desktop, WorkStation
MTK Bluetooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre M80q Gen 3
Mediatek Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre M80s Gen 3, M80t Gen 3
MTK Bluetooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre M80s Gen 3, M80t Gen 3
MediaTek 7921/RZ616 Bluetooth Driver for Windows 10 (64-bit), 11 (Version 21H2 or later) - ThinkCentre M90a Gen 3
MTK RZ616 BT Driver for Windows 11 (Version 21H2 or Later), 10 (64-bit) - ThinkCentre M90a Gen 3
MediaTek 7921/RZ616 Bluetooth Driver for Windows 10 (64-bit), 11 (Version 21H2 or later) - ThinkCentre M90a Pro Gen 3
MTK RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or Later), 10 (64-bit) - ThinkCentre M90a Pro Gen 3
MTK BlueTooth Driver for Windows 10 (64-bit) - ThinkCentre M90q Gen 3
MTK Bluetooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre M90q Gen 3
MTK BlueTooth Driver for Windows 10 (64-bit) - ThinkCentre M90s Gen 3, M90t Gen 3
MTK BlueTooth Driver for Windows 11 (Version 21H2 or later) - ThinkCentre M90s Gen 3, M90t Gen 3
MTK Bluetooth Driver for Windows 11 (Version 21H2 or Later) - ThinkCentre Neo 30a 22 Gen 4, Neo 30a 24 Gen 4, Neo 30a 27 Gen 4
Mediatek Bluetooth Driver for Windows 10 (64-bit) - ThinkCentre Neo 70t Gen 3
MTK RZ616 Bluetooth Driver for Windows 11 (Version 24H2) - ThinkStation P8
MT7921 Bluetooth Driver for Windows 10 IoT (64-bit), Windows 11 IoT (64-bit) (For 24H2) - ThinkEdge SE10
Lenovo Tab M9 (TB310FU/TB310XU/TB310XC)
RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 64-bit (Version 21H2 or later) - ThinkPad
RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 (Version 20H2 or later) - ThinkPad
Mediatek Bluetooth Driver for 11 (Version 23H2 or later) - ThinkPad
MediaTek Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 (Version 21H2 or later) - ThinkStation P340
Mediatek Bluetooth Driver for Windows 10 (Version 21H2 or later) and 11 (Version 21H2 or Later) - ThinkStation P348
MediaTek Bluetooth Driver for Windows 11 (Version 21H2 or later) and 10 64-bit (Version 21H2 or later) - ThinkStation P350
Mediatek Bluetooth Driver for Windows 10 (Version 21H2), 11 (Version 21H2) - ThinkStation P358
MTK BlueTooth Driver for Windows 10 (Version 22H2), 11 (Version 22H2 or Later) - ThinkStation P358
Mediatek Bluetooth Driver for Windows 10 (Version 21H2) and 11 (Version 21H2, 22H2) - ThinkStation P8
MTK Bluetooth Driver for Windows 10 IOT (64-bit) - ThinkStation P8
MTK Bluetooth Driver for Windows 11 IOT (Version 24H2) - ThinkStation P8
MTK MT7925 Bluetooth Driver for Windows 11 (Version 24H2) - ThinkStation P8
MTK RZ616 Bluetooth Driver for Windows 10 (Version 22H2) - ThinkStation P8
MediaTek Bluetooth Driver for Windows 11 64-bit (Version 21H2 or Later) - IdeaCentre AIO 24ARR9, AIO 27ARR9
Bluetooth Driver (Realtek, Mediatek) - IdeaPad Pro 5 14AKP10, IdeaPad Pro 5 14ASP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Pro 7 14AKP10, Yoga Pro 7 14ASP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Slim 7 14AKP10
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Legion 7 16IRX9
Bluetooth Driver (Mediatek, Realtek) for Windows 11 (64-bit) - Legion Slim 5 16AHP9
RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 (Version 21H2 or later) - ThinkPad Z13 (Type 21D2, 21D3), Z16 (Type 21D4, 21D5)
Mediatek MT7921 Bluetooth Driver for Windows 11 (Version 23H2 or later) - ThinkPad E14 Gen 6 (Type 21M3, 21M4), E16 Gen 2 (Type 21M5, 21M6)
Mediatek MT7921 Bluetooth Driver for Windows 11 (Version 22H2 or later), 10 64-bit (Version 22H2 or later) - ThinkPad E14 Gen 5 (Type 21JR, 21JS), E16 Gen 1 (Type 21JT, 21JU)
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - LOQ 15ARP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - LOQ 15AHP9
Bluetooth Driver (Mediatek, Realtek) for Windows 11 (64-bit) - Legion Slim 5 16ARP9
Bluetooth Driver for Windows 10 64-bit (Version 21H2 or later) - Lenovo 13w Yoga (Type 82S1, 82S2)
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14AHP9, IdeaPad Slim 5 16AHP9
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 13ARP10, IdeaPad Slim 5 15ARP10
Bluetooth Driver for Windows 11 (Version 22H2 or later) - Lenovo 13w Yoga Gen 2 (Type 82YR, 82YS)
Bluetooth Driver for Windows 10 (Version 22H2 or later) - Lenovo 13w Yoga Gen 2
Bluetooth Driver for Windows 11 (Version 21H2 or later) - Lenovo 13w Yoga (Type 82S1, 82S2)
How to mitigate CVE-2025-20694
Install security update from vendor's website.
Bluetooth Driver (Realtek, Mediatek) - IdeaPad Pro 5 14AKP10, IdeaPad Pro 5 14ASP10 - update to 25.10.5.14
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Pro 7 14AKP10, Yoga Pro 7 14ASP10 - update to 25.10.5.14
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Slim 7 14AKP10 - update to 25.20.3.47
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Legion 7 16IRX9 - update to 25.20.3.47
Bluetooth Driver (Mediatek, Realtek) for Windows 11 (64-bit) - Legion Slim 5 16AHP9 - update to 25.40.2.220
RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 (Version 21H2 or later) - ThinkPad Z13 (Type 21D2, 21D3), Z16 (Type 21D4, 21D5) - update to 25.40.2.220
Mediatek MT7921 Bluetooth Driver for Windows 11 (Version 23H2 or later) - ThinkPad E14 Gen 6 (Type 21M3, 21M4), E16 Gen 2 (Type 21M5, 21M6) - update to 25.40.2.220
Mediatek MT7921 Bluetooth Driver for Windows 11 (Version 22H2 or later), 10 64-bit (Version 22H2 or later) - ThinkPad E14 Gen 5 (Type 21JR, 21JS), E16 Gen 1 (Type 21JT, 21JU) - update to 25.40.2.220
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - LOQ 15ARP9 - update to 25.40.2.220
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - LOQ 15AHP9 - update to 25.40.2.220
Bluetooth Driver (Mediatek, Realtek) for Windows 11 (64-bit) - Legion Slim 5 16ARP9 - update to 25.40.2.220
Bluetooth Driver for Windows 10 64-bit (Version 21H2 or later) - Lenovo 13w Yoga (Type 82S1, 82S2) - update to 25.40.2.220
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14AHP9, IdeaPad Slim 5 16AHP9 - update to 25.40.2.220
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 13ARP10, IdeaPad Slim 5 15ARP10 - update to 25.40.2.220
Bluetooth Driver for Windows 11 (Version 22H2 or later) - Lenovo 13w Yoga Gen 2 (Type 82YR, 82YS) - update to 25.40.2.220
Bluetooth Driver for Windows 10 (Version 22H2 or later) - Lenovo 13w Yoga Gen 2 - update to 25.40.2.220
Bluetooth Driver for Windows 11 (Version 21H2 or later) - Lenovo 13w Yoga (Type 82S1, 82S2) - update to 25.40.2.220
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Pro 7 14AKP10, Yoga Pro 7 14ASP10 - update to 25.10.5.14
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Yoga Slim 7 14AKP10 - update to 25.20.3.47
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - Legion 7 16IRX9 - update to 25.20.3.47
Bluetooth Driver (Mediatek, Realtek) for Windows 11 (64-bit) - Legion Slim 5 16AHP9 - update to 25.40.2.220
RZ616 Bluetooth Driver for Windows 11 (Version 21H2 or later), 10 (Version 21H2 or later) - ThinkPad Z13 (Type 21D2, 21D3), Z16 (Type 21D4, 21D5) - update to 25.40.2.220
Mediatek MT7921 Bluetooth Driver for Windows 11 (Version 23H2 or later) - ThinkPad E14 Gen 6 (Type 21M3, 21M4), E16 Gen 2 (Type 21M5, 21M6) - update to 25.40.2.220
Mediatek MT7921 Bluetooth Driver for Windows 11 (Version 22H2 or later), 10 64-bit (Version 22H2 or later) - ThinkPad E14 Gen 5 (Type 21JR, 21JS), E16 Gen 1 (Type 21JT, 21JU) - update to 25.40.2.220
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - LOQ 15ARP9 - update to 25.40.2.220
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - LOQ 15AHP9 - update to 25.40.2.220
Bluetooth Driver (Mediatek, Realtek) for Windows 11 (64-bit) - Legion Slim 5 16ARP9 - update to 25.40.2.220
Bluetooth Driver for Windows 10 64-bit (Version 21H2 or later) - Lenovo 13w Yoga (Type 82S1, 82S2) - update to 25.40.2.220
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 14AHP9, IdeaPad Slim 5 16AHP9 - update to 25.40.2.220
Bluetooth Driver (Realtek, Mediatek) for Windows 11 (64-bit) - IdeaPad Slim 5 13ARP10, IdeaPad Slim 5 15ARP10 - update to 25.40.2.220
Bluetooth Driver for Windows 11 (Version 22H2 or later) - Lenovo 13w Yoga Gen 2 (Type 82YR, 82YS) - update to 25.40.2.220
Bluetooth Driver for Windows 10 (Version 22H2 or later) - Lenovo 13w Yoga Gen 2 - update to 25.40.2.220
Bluetooth Driver for Windows 11 (Version 21H2 or later) - Lenovo 13w Yoga (Type 82S1, 82S2) - update to 25.40.2.220