CVE-2026-109520

critical · 9.3

A flaw has been found in Colorful iGameCenter 2.0.0.82. Affected by this vulnerability is the function MmMapIoSpace in the library AMDRyzenMasterDriver.sys of the component Dispatch Handler. This manipulation of the argument SystemBuffer causes privilege defined with unsafe actions. The attack needs to be launched locally. The vendor was contacted early about this disclosure but did not respond in any way.

9.3

CVSS

0.1%

EPSS (exploit prob.)

1st

EPSS percentile

2026-10-13

Published

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-266CWE-267

References

https://vuldb.com/cve/CVE-2026-109520
https://vuldb.com/submit/984282
https://vuldb.com/vuln/417176
https://vuldb.com/vuln/417176/cti

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-109520