PT-2025-46429 · Intel · Intel Arc B-Series Gpus

Published 2025-11-11 · Updated 2025-11-11 · CVE-2025-32091

Positive Technologies (AI Summary)

CVSS v3.1

8.2

High

Base vector

AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Intel Arc B-series GPUs (affected versions not specified)

Description A configuration issue with default permissions in some firmware for Intel Arc B-series GPUs within Ring 1 device drivers may allow an attacker to gain elevated privileges. A local system adversary with privileged user access and a low complexity attack may exploit this issue. The potential impact to confidentiality, integrity, and availability is high, though subsequent system impacts are rated as none. This requires special internal knowledge and does not require user interaction.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Incorrect Default Permissions

Weakness Enumeration

CWE-276

Related Identifiers

CVE-2025-32091

Affected Products

Intel Arc B-Series Gpus

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2025-32091 · Security Note
• https://twitter.com/CVEnew/status/1988303452343316883 · Twitter Post
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01356.html · Note