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.
Metrics
Affected Vendors & Products
References
History
Fri, 10 Jul 2026 10:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Fluxink
Fluxink color Management Driver |
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| Vendors & Products |
Fluxink
Fluxink color Management Driver |
Tue, 07 Jul 2026 21:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | FluxInk Color Management Driver local privilege escalation | |
| Weaknesses | CWE-269 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: cisa-cg
Published: 2026-07-07T20:33:38.658Z
Updated: 2026-07-07T20:33:38.658Z
Reserved: 2026-07-01T15:47:30.055Z
Link: CVE-2026-58583
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