CVE-2021-26254: Intel Killer Ac 1550 Firmware

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Out of bounds read for some Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products may allow a privileged user to potentially enable denial of service via local access.

Affected products

• Intel Killer Ac 1550 Firmware: before 3.1122.1105 (fixed in 3.1122.1105)
• Intel Killer Wi-Fi 6 AX1650 Firmware: before 3.1122.1105 (fixed in 3.1122.1105)
• Intel Killer Wi-Fi 6e AX1675 Firmware: before 3.1122.1105 (fixed in 3.1122.1105)
• Intel Killer Wi-Fi 6e AX1690 Firmware: before 3.1122.1105 (fixed in 3.1122.1105)
• Intel Proset Wi-Fi 6e AX210 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 6e AX211 Firmware: before 22.120 (fixed in 22.120)
• Intel Wi-Fi 6e AX411 Firmware: before 22.120 (fixed in 22.120)

Published 2022-08-18. Last modified 2026-06-17.