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CVE-2026-58583

FluxInk

Description

FluxInk (formerly Sunia SPB Peripheral) Color Management Driver (TcnPeripheral64.sys) 1.0.7.2 allows local privilege escalation for a standard user account via arbitrary physical memory mapping at \Device\PhysicalMemory. Fixed in version 1.0.7.6. The fixed driver is currently available in the Windows 11 25H2 HLK (Hardware Lab Kit). The fixed driver may be available through Windows Update or from Lenovo directly.

CVSS 7.1EPSS 0.101%Risk 0.72
View source
Published
2026-07-07 21:17:29
Affected versions
<1.0.7.6
Type
Firmware
Last modified
2026-07-21 18:17:03
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N