CVE-2026-58583 | FluxInk (formerly Sunia SPB Peripheral) Color Management Dri… | CVSS 7.1 HIGH

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.

Metadata

CVE ID: CVE-2026-58583
State: PUBLISHED
Assigner: cisa-cg
Reserved: 2026-07-01 15:47 UTC
Published: 2026-07-07 20:33 UTC
Last updated: 2026-07-07 20:33 UTC
Primary CWE: CWE-269
CWE-269 Improper Privilege Management
Vendor / Product: FluxInk / Color Management Driver
Sources: cve.org · NVD

Severity & Metrics

7.1 HIGH CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected products (1)

Vendor	Product	Platform	Versions
FluxInk	Color Management Driver	—	0 < 1.0.7.6, 1.0.7.6

Weakness (CWE)

CWE	Source	Description
CWE-269	cna	CWE-269 Improper Privilege Management

CVSS scores (2)

Score	Severity	Version	Source	Vector
8.4	HIGH	4.0	cna	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
7.1	HIGH	3.1	cna	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

References (4)