CVE-2022-26862: Dell Alienware m15 r5 Firmware

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Prior Dell BIOS versions contain an Input Validation vulnerability. A locally authenticated malicious user could potentially exploit this vulnerability by sending malicious input to an SMI in order to bypass security controls in SMM.

Affected products

• Dell Alienware m15 r5 Firmware: before 1.5.0 (fixed in 1.5.0)
• Dell g15 5515 Firmware: before 1.6.0 (fixed in 1.6.0)
• Dell g5 SE 5505 Firmware: before 1.11.0 (fixed in 1.11.0)
• Dell Inspiron 14 5425 Firmware: before 1.2.1 (fixed in 1.2.1)
• Dell Inspiron 27 7775 Firmware: before 2.16.1 (fixed in 2.16.1)
• Dell Inspiron 3180 Firmware: before 1.4.4 (fixed in 1.4.4)
• Dell Inspiron 3185 Firmware: before 1.4.4 (fixed in 1.4.4)
• Dell Inspiron 3195 Firmware: before 1.4.1 (fixed in 1.4.1)
• Dell Inspiron 3275 Firmware: before 1.9.0 (fixed in 1.9.0)
• Dell Inspiron 3475 Firmware: before 1.9.0 (fixed in 1.9.0)
• Dell Inspiron 3505 Firmware: before 1.6.0 (fixed in 1.6.0)
• Dell Inspiron 3515 Firmware: before 1.5.0 (fixed in 1.5.0)
• Dell Inspiron 3525 Firmware: before 1.3.0 (fixed in 1.3.0)
• Dell Inspiron 3585 Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Inspiron 3595 Firmware: before 1.3.0 (fixed in 1.3.0)
• Dell Inspiron 3785 Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Inspiron 5405 Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Inspiron 5415 All-In-One Firmware: before 1.5.0 (fixed in 1.5.0)
• Dell Inspiron 5415 Firmware: before 1.9.0 (fixed in 1.9.0)
• Dell Inspiron 5485 Firmware: before 2.8.0 (fixed in 2.8.0)
• Dell Inspiron 5505 Firmware: before 1.7.0 (fixed in 1.7.0)
• Dell Inspiron 5515 Firmware: before 1.9.0 (fixed in 1.9.0)
• Dell Inspiron 5575 Firmware: before 1.6.0 (fixed in 1.6.0)
• Dell Inspiron 5585 Firmware: before 2.8.0 (fixed in 2.8.0)
• Dell Inspiron 7375 Firmware: before 1.7.0 (fixed in 1.7.0)
• and 9 more

Published 2022-06-23. Last modified 2026-06-17.