CVE-2026-109520 PUBLISHED

Colorful iGameCenter Dispatch AMDRyzenMasterDriver.sys MmMapIoSpace privilege defined with unsafe actions

Assigner: VulDB
Reserved: 12.10.2026 Published: 13.10.2026 Updated: 13.10.2026

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.

Metrics

CVSS Vector: 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
CVSS Score: 9.3

Product Status

Vendor Colorful
Product iGameCenter
Versions
  • Version 2.0.0.82 is affected

Credits

  • Element2023H (VulDB User) reporter
  • VulDB CNA Team coordinator

References

Problem Types

  • Privilege Defined With Unsafe Actions CWE
  • Incorrect Privilege Assignment CWE