DSA-2025-458: Security Update for Dell Client Platform for Multiple MediaTek Wi-Fi and Bluetooth Driver Vulnerabilities

Table of Contents

Detailed Article

Impact

Affected Products & Remediation

Revision History

Related Info

Legal Disclaimer

Affected Products

Provide Feedback

Summary: Dell Client Platform remediation is available for multiple MediaTek Wi-Fi and Bluetooth Driver vulnerabilities that could be exploited by malicious users to compromise the affected system. ...

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.

Check out other resources

Impact

High

Details

Third-party Component	CVEs	More Information
MediaTek Wi-Fi and Bluetooth Driver	CVE-2025-20728, CVE-2025-20740	Mediatek - Security Bulletin

Dell Technologies recommends all customers consider both the CVSS base score and any relevant temporal and environmental scores that may impact the potential severity associated with a particular security vulnerability.

Affected Products & Remediation

Product	Software/Firmware	Affected Versions	Remediated Versions	Release Date (MM/DD/YYYY)	Link
Dell Pro Micro / QCM1255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.7.0.4755	Version 5.7.0.4755 or later	10/24/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro / QCM1255	MediaTek MT7925 Bluetooth UWD Driver	Versions prior to 1.1044.0.557	Version 1.1044.0.557 or later	10/28/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim / QCS1255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.7.0.4755	Version 5.7.0.4755 or later	10/24/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim / QCS1255	MediaTek MT7925 Bluetooth UWD Driver	Versions prior to 1.1044.0.557	Version 1.1044.0.557 or later	10/28/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower / QCT1255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.7.0.4755	Version 5.7.0.4755 or later	10/24/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower / QCT1255	MediaTek MT7925 Bluetooth UWD Driver	Versions prior to 1.1044.0.557	Version 1.1044.0.557 or later	10/28/2025	Go to the Drivers & Downloads site for updates
Alienware 16 Aurora AC16250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16 Aurora AC16250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16 Aurora AC16250	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16X Aurora AC16251	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16X Aurora AC16251	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16X Aurora AC16251	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware m16 R1 AMD	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Alienware m16 R1 AMD	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Alienware m18	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Alienware m18	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus 2-in-1 DB04255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus 2-in-1 DB04255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus 2-in-1 DB04255	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus DB14255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus DB14255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus DB14255	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Dell 16 Plus DB16255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 16 Plus DB16255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 16 Plus DB16255	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Dell Pro 13 Plus PB13255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 13 Plus PB13255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 Plus PB14255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/18/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 Plus PB14255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/18/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 Plus PB16255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 Plus PB16255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 24 All-in-One Plus/Dell Pro 24 All-in-One	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/14/2025	Go to the Drivers & Downloads site for updates
Dell Pro 24 All-in-One Plus/Dell Pro 24 All-in-One	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/14/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 14 MC14255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 14 MC14255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 14 MC14255	MediaTek MT7920/MT7922/MT7925 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 16 MC16255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 16 MC16255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 16 MC16255	MediaTek MT7920/MT7922/MT7925 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro/Micro Plus QCM1250/QBM1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro/Micro Plus QCM1250/QBM1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro/Micro Plus QCM1250/QBM1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro/Micro Plus QCM1250/QBM1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim Plus QBS1250/Dell Pro Slim QCS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim Plus QBS1250/Dell Pro Slim QCS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim Plus QBS1250/Dell Pro Slim QCS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim Plus QBS1250/Dell Pro Slim QCS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower Plus QBT1250/Dell Pro Tower QCT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower Plus QBT1250/Dell Pro Tower QCT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower Plus QBT1250/Dell Pro Tower QCT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower Plus QBT1250/Dell Pro Tower QCT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Slim ECS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Slim ECS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Tower ECT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Tower ECT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 14 5435	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 14 5435	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 14 7435 2-in-1	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 14 7435 2-in-1	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 16 5635	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 16 5635	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 16 7635 2-in-1	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 16 7635 2-in-1	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14255	MediaTek MT7920/MT7922/MT7925 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16255	MediaTek MT7920/MT7922/MT7925 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Vostro 16 5635	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Vostro 16 5635	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates

Product	Software/Firmware	Affected Versions	Remediated Versions	Release Date (MM/DD/YYYY)	Link
Dell Pro Micro / QCM1255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.7.0.4755	Version 5.7.0.4755 or later	10/24/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro / QCM1255	MediaTek MT7925 Bluetooth UWD Driver	Versions prior to 1.1044.0.557	Version 1.1044.0.557 or later	10/28/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim / QCS1255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.7.0.4755	Version 5.7.0.4755 or later	10/24/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim / QCS1255	MediaTek MT7925 Bluetooth UWD Driver	Versions prior to 1.1044.0.557	Version 1.1044.0.557 or later	10/28/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower / QCT1255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.7.0.4755	Version 5.7.0.4755 or later	10/24/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower / QCT1255	MediaTek MT7925 Bluetooth UWD Driver	Versions prior to 1.1044.0.557	Version 1.1044.0.557 or later	10/28/2025	Go to the Drivers & Downloads site for updates
Alienware 16 Aurora AC16250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16 Aurora AC16250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16 Aurora AC16250	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16X Aurora AC16251	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16X Aurora AC16251	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware 16X Aurora AC16251	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Alienware m16 R1 AMD	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Alienware m16 R1 AMD	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Alienware m18	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Alienware m18	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus 2-in-1 DB04255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus 2-in-1 DB04255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus 2-in-1 DB04255	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus DB14255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus DB14255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 14 Plus DB14255	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Dell 16 Plus DB16255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 16 Plus DB16255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell 16 Plus DB16255	MediaTek MT7925/MT7922/MT7920 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	12/09/2025	Go to the Drivers & Downloads site for updates
Dell Pro 13 Plus PB13255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 13 Plus PB13255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 Plus PB14255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/18/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 Plus PB14255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/18/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 Plus PB16255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 Plus PB16255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 24 All-in-One Plus/Dell Pro 24 All-in-One	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/14/2025	Go to the Drivers & Downloads site for updates
Dell Pro 24 All-in-One Plus/Dell Pro 24 All-in-One	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/14/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 14 MC14255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 14 MC14255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 14 MC14255	MediaTek MT7920/MT7922/MT7925 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 16 MC16255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 16 MC16255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Max 16 MC16255	MediaTek MT7920/MT7922/MT7925 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro/Micro Plus QCM1250/QBM1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro/Micro Plus QCM1250/QBM1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro/Micro Plus QCM1250/QBM1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Micro/Micro Plus QCM1250/QBM1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim Plus QBS1250/Dell Pro Slim QCS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim Plus QBS1250/Dell Pro Slim QCS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim Plus QBS1250/Dell Pro Slim QCS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro Slim Plus QBS1250/Dell Pro Slim QCS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower Plus QBT1250/Dell Pro Tower QCT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower Plus QBT1250/Dell Pro Tower QCT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower Plus QBT1250/Dell Pro Tower QCT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Pro Tower Plus QBT1250/Dell Pro Tower QCT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/12/2025	Go to the Drivers & Downloads site for updates
Dell Slim ECS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Slim ECS1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Tower ECT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Dell Tower ECT1250	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	11/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 14 5435	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 14 5435	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 14 7435 2-in-1	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 14 7435 2-in-1	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 16 5635	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 16 5635	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 16 7635 2-in-1	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Inspiron 16 7635 2-in-1	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 14 PC14255	MediaTek MT7920/MT7922/MT7925 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16255	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16255	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/15/2025	Go to the Drivers & Downloads site for updates
Dell Pro 16 PC16255	MediaTek MT7920/MT7922/MT7925 Audio Class Extension Bluetooth Driver	Versions prior to 1.4.0.41	Version 1.4.0.41 or later	10/16/2025	Go to the Drivers & Downloads site for updates
Vostro 16 5635	MediaTek MT7920/MT7921/MT7922/MT7925 Bluetooth UWD Driver	Versions prior to 1.1043.0.554	Version 1.1043.0.554 or later	10/17/2025	Go to the Drivers & Downloads site for updates
Vostro 16 5635	MediaTek MT7920/MT7921/MT7922/MT7925 Wi-Fi UWD Driver	Versions prior to 5.6.0.4303	Version 5.6.0.4303 or later	10/17/2025	Go to the Drivers & Downloads site for updates

Revision History

Revision	Date	Description
1.0	2025-12-30	Initial Release

Related Information

Legal Disclaimer

Affected Products

Alienware 16 Aurora AC16250, Alienware 16X Aurora AC16251, Alienware m16 R1 AMD, Alienware m18 R1 AMD, Dell 14 Plus 2-in-1 DB04250, Dell 14 Plus DB14255, Dell 16 Plus DB16255, Dell Slim ECS1250, Dell Tower ECT1250, Dell Pro Max 14 MC14255 , Dell Pro Max 16 MC16255, Dell Pro 13 Plus PB13255, Dell Pro 14 Plus PB14255, Dell Pro 16 Plus PB16255, Dell Pro 14 PC14250, Dell Pro 14 PC14255, Dell Pro 16 PC16250, Dell Pro 16 PC16255, Dell Pro 24 All-in-One Plus QB24250, Dell Pro Micro Plus QBM1250, Dell Pro Slim Plus QBS1250, Dell Pro Tower Plus QBT1250, Dell Pro 24 All-in-One QC24250, Dell Pro 24 All-in-One QC24251, Dell Pro Micro QCM1250, Dell Pro Micro QCM1255, Dell Pro Slim QCS1250, Dell Pro Slim QCS1255, Dell Pro Tower QCT1250, Dell Pro Tower QCT1255, Inspiron 14 5435, Inspiron 14 7435 2-in-1, Inspiron 16 5635, Inspiron 16 7635 2-in-1, Vostro 16 5635 ...

Article Number: 000404494

Article Type: Dell Security Advisory

Last Modified: 31 Dec 2025

Check if your device is covered by Support Services.

DSA-2025-458: Security Update for Dell Client Platform for Multiple MediaTek Wi-Fi and Bluetooth Driver Vulnerabilities

Summary: Dell Client Platform remediation is available for multiple MediaTek Wi-Fi and Bluetooth Driver vulnerabilities that could be exploited by malicious users to compromise the affected system. ...

Impact

Details

Affected Products & Remediation

Revision History

Related Information

Legal Disclaimer

Affected Products

Article Properties

Find answers to your questions from other Dell users

Support Services

Article Properties

Find answers to your questions from other Dell users

Support Services

DSA-2025-458: Security Update for Dell Client Platform for Multiple MediaTek Wi-Fi and Bluetooth Driver Vulnerabilities

Summary: Dell Client Platform remediation is available for multiple MediaTek Wi-Fi and Bluetooth Driver vulnerabilities that could be exploited by malicious users to compromise the affected system. ... View More View Less

Detailed Article

Impact

Details

Affected Products & Remediation

Revision History

Related Info

Legal Disclaimer

Affected Products

Impact

Details

Affected Products & Remediation

Revision History

Related Information

Legal Disclaimer

Affected Products

Article Properties

Find answers to your questions from other Dell users

Support Services

Article Properties

Find answers to your questions from other Dell users

Support Services

Summary: Dell Client Platform remediation is available for multiple MediaTek Wi-Fi and Bluetooth Driver vulnerabilities that could be exploited by malicious users to compromise the affected system. ...