CVE-2026-9492

The MBStorage DRAM lighting control module within Gigabyte Control Center (GCC) developed by GIGABYTE Technology has an Improper Access Control vulnerability. Authenticated local attackers can send specific IOCTL commands through the driver MyPortIO_x64.sys bundled with the module, thereby arbitrarily reading and writing physical memory and obtaining kernel-level privileges.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.twcert.org.tw/en/cp-139-11034-f7f2f-2.html
https://www.twcert.org.tw/tw/cp-132-11033-97316-1.html

Configurations

No configuration.

History

13 Jul 2026, 04:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-13 04:16

Updated : 2026-07-14 15:17

NVD link : CVE-2026-9492

Mitre link : CVE-2026-9492

CVE.ORG link : CVE-2026-9492

JSON object : View

Products Affected

No product.

CWE

CWE-782

Exposed IOCTL with Insufficient Access Control

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