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CVE-2026-9492 Detail

Description

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  TWCERT/CC
CVSS-B 8.5 HIGH
Vector:  CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
TWCERT/CC
TWCERT/CC

Weakness Enumeration

CWE-ID CWE Name Source
CWE-782 Exposed IOCTL with Insufficient Access Control TWCERT/CC  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-9492
NVD Published Date:
07/13/2026
NVD Last Modified:
07/13/2026
Source:
TWCERT/CC