What’s Vulnerable › Vulnerabilities
CVE-2021-26257
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2022-08-18 · updated 2026-06-17
- Weakness: CWE-119
Description
Improper buffer restrictions in firmware for some Intel(R) Wireless Bluetooth(R) and Killer(TM) Bluetooth(R) products before version 22.120 may allow an authenticated user to potentially enable denial of service via local access.
Affected products
- Intel Dual Band Wireless-Ac 3165 Firmware: before 22.120 — fixed in 22.120
- Intel Dual Band Wireless-Ac 3168 Firmware: before 22.120 — fixed in 22.120
- Intel Dual Band Wireless-Ac 8260 Firmware: before 22.120 — fixed in 22.120
- Intel Dual Band Wireless-Ac 8265 Firmware: before 22.120 — fixed in 22.120
- Intel Killer Wi-Fi 6 Ax1650 Firmware: before 22.120 — fixed in 22.120
- Intel Killer Wi-Fi 6E Ax1675 Firmware: before 22.120 — fixed in 22.120
- Intel Killer Wi-Fi 6E Ax1690 Firmware: before 22.120 — fixed in 22.120
- Intel Killer Wireless-Ac 1550 Firmware: before 22.120 — fixed in 22.120
- Intel Wi-Fi 6 Ax200 Firmware: before 22.120 — fixed in 22.120
- Intel Wi-Fi 6 Ax201 Firmware: before 22.120 — fixed in 22.120
- Intel Wi-Fi 6 Ax210 Firmware: before 22.120 — fixed in 22.120
- Intel Wi-Fi 6 Ax211 Firmware: before 22.120 — fixed in 22.120
- Intel Wi-Fi 6 Ax411 Firmware: before 22.120 — fixed in 22.120
- Intel Wireless-Ac 9260 Firmware: before 22.120 — fixed in 22.120
- Intel Wireless-Ac 9461 Firmware: before 22.120 — fixed in 22.120
- Intel Wireless-Ac 9462 Firmware: before 22.120 — fixed in 22.120
- Intel Wireless-Ac 9560 Firmware: before 22.120 — fixed in 22.120
- Intel Wireless 7265 Firmware: before 22.120 — fixed in 22.120
How to fix
Upgrade to a fixed version: Intel Dual Band Wireless-Ac 3165 Firmware 22.120; Intel Dual Band Wireless-Ac 3168 Firmware 22.120; Intel Dual Band Wireless-Ac 8260 Firmware 22.120; Intel Dual Band Wireless-Ac 8265 Firmware 22.120; Intel Killer Wi-Fi 6 Ax1650 Firmware 22.120; Intel Killer Wi-Fi 6E Ax1675 Firmware 22.120; Intel Killer Wi-Fi 6E Ax1690 Firmware 22.120; Intel Killer Wireless-Ac 1550 Firmware 22.120; Intel Wi-Fi 6 Ax200 Firmware 22.120; Intel Wi-Fi 6 Ax201 Firmware 22.120; Intel Wi-Fi 6 Ax210 Firmware 22.120; Intel Wi-Fi 6 Ax211 Firmware 22.120. Check the vendor advisory for mitigations.
References
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00628.html
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00628.html
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