SOURCE FACT
GIGABYTE · Multiple Products
The GPCIDrv and GDrv low-level drivers in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU II expose functionality to read/write data from/to IO ports. This could be leveraged in a number of ways to ultimately run code with elevated privileges.
Required action
Apply updates per vendor instructions.
CISA notes
https://www.gigabyte.com/Support/Security/1801; https://nvd.nist.gov/vuln/detail/CVE-2018-19322
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