The AsrDrv101.sys and AsrDrv102.sys low-level drivers in ASRock RGBLED before v1.0.35.1, A-Tuning before v3.0.210, F-Stream before v3.0.210, and RestartToUEFI before v1.0.6.2 expose functionality to read/write data from/to IO ports. This could be leveraged in a number of ways to ultimately run code with elevated privileges.
Severity
CVSS 3.0
7.8 high
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
1.3% chance of exploitation in the next 30 days; higher than 71% of CVEs (scores of 2026-10-31)