Intel Arc B-Series GPUs Privilege Escalation Vulnerability

A vulnerability allowing privilege escalation has been identified in some firmware for Intel Arc B-series GPUs, specifically in the B570 and B580 models. The issue arises from incorrect default permissions in the device drivers, which may enable a system software adversary with privileged access to exploit the vulnerability. This exploitation could occur through local access, without the need for special internal knowledge or user interaction.

Impact

Exploitation of this vulnerability could lead to unauthorized privilege escalation, allowing a user to gain elevated rights or access on the system.

Remediation

Users are advised to update their Intel Graphics Driver for Intel Arc B-Series graphics to the latest version. The update is available for download from the Intel Download Center.