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Intel® Wireless Bluetooth® and Killer™ Bluetooth® for Windows Advisory

Intel ID: INTEL-SA-00581
Advisory Category: Software
Impact of vulnerability: Denial of Service
Severity rating: MEDIUM
Original release: 02/08/2022
Last revised: 02/08/2022

Summary: 

A potential security vulnerability in some Intel® Wireless Bluetooth® products and Killer™ Bluetooth® products may allow denial of service. Intel is releasing software updates to mitigate these potential vulnerabilities.

Vulnerability Details:

CVEID: CVE-2021-33110

Description: Improper input validation for some Intel(R) Wireless Bluetooth(R) products and Killer(TM) Bluetooth(R) products in Windows 10 & 11 before version 22.80 may allow an unauthenticated user to potentially enable denial of service via adjacent access.

CVSS Base Score: 4.3 Medium

CVSS Vector:  CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:

Intel® Wireless Bluetooth® products:

  • Intel® Wi-Fi 6 AX210
  • Intel® Wi-Fi 6 AX201
  • Intel® Wi-Fi 6 AX200
  • Intel® Wireless-AC 9560
  • Intel® Wireless-AC 9462
  • Intel® Wireless-AC 9461
  • Intel® Wireless-AC 9260
  • Intel® Dual Band Wireless-AC 8265
  • Intel® Dual Band Wireless-AC 8260
  • Intel® Dual Band Wireless-AC 3168
  • Intel® Wireless 7265 (Rev D) Family
  • Intel® Dual Band Wireless-AC 3165

 

Killer™ Bluetooth® products:

  • Killer™ Wi-Fi 6E AX1675       
  • Killer™ Wi-Fi 6 AX1650
  • Killer™ Wireless-AC 1550

Recommendations:

Windows*:

Intel recommends updating affected Intel® Wireless Bluetooth® and Killer™ Bluetooth® products to version 22.80 or later.

For Windows* 10 & 11, updates are available for download at this location:

https://www.intel.com/content/www/us/en/download/18649/intel-wireless-bluetooth-for-windows-10-and-windows-11.html

Acknowledgements:

This issue was found internally by an Intel employee.

Intel, and nearly the entire technology industry, follows a disclosure practice called Coordinated Disclosure, under which a cybersecurity vulnerability is generally publicly disclosed only after mitigations are available.

Revision History

Revision Date Description
1.0 02/08/2022 Initial Release

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