Privilege Escalation in Intel Arc B-series GPUs Due to Incorrect Default Permissions
CVE-2025-32091
8.4HIGH
Key Information:
- Vendor
Intel
- Vendor
- CVE Published:
- 11 November 2025
What is CVE-2025-32091?
An internal security flaw exists in the firmware of Intel Arc B-series GPUs, characterized by incorrect default permissions. This vulnerability may allow privileged users to escalate their access rights, potentially leading to unauthorized information disclosure and systemic compromise. The exploitation scenario demands local access, integrating knowledge of specific system weaknesses, and notably requires no interaction from other users. Due to the nature of this vulnerability, it can significantly impact the confidentiality, integrity, and availability of affected systems.
Affected Version(s)
Intel(R) Arc(TM) B-series GPUs See references
References
CVSS V4
Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None
Timeline
Vulnerability published
Vulnerability Reserved