CVE-2026-9492
High
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.
SeverityHigh
CVSS7.8
Exploit probability—
ProductMBStorage
PublishedJul 13, 2026
First seenJul 13, 2026
Weakness typeCWE-782CWE-782
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| GIGABYTE MBStorage | v ≤ 26.02.10.01 | — |
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