CVE-2026-20908: Denial of Service in Intel(R) NPU Driver for Windows
CVE-2026-20908 is a time-of-check time-of-use (TOCTOU) race condition vulnerability in the Intel(R) NPU Driver for Windows. It allows an unprivileged authenticated local user to cause a denial of service (DoS) condition. The attack requires high complexity and no user interaction. The vulnerability impacts system availability but does not affect confidentiality or integrity beyond availability impacts. No patch or official remediation has been confirmed at this time.
AI Analysis
Technical Summary
This vulnerability involves a TOCTOU race condition in the Intel(R) NPU Driver for Windows, which may be exploited by an unprivileged authenticated local adversary to cause a denial of service. The attack complexity is high and does not require user interaction. The vulnerability affects availability with no direct confidentiality or integrity compromise. No vendor advisory or patch information is currently available to confirm remediation status.
Potential Impact
The primary impact is a denial of service condition affecting system availability. Confidentiality is not impacted, and integrity impact is low but limited to availability disruption. There are no subsequent impacts on confidentiality or integrity beyond the availability effect.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been documented at this time.
CVE-2026-20908: Denial of Service in Intel(R) NPU Driver for Windows
Description
CVE-2026-20908 is a time-of-check time-of-use (TOCTOU) race condition vulnerability in the Intel(R) NPU Driver for Windows. It allows an unprivileged authenticated local user to cause a denial of service (DoS) condition. The attack requires high complexity and no user interaction. The vulnerability impacts system availability but does not affect confidentiality or integrity beyond availability impacts. No patch or official remediation has been confirmed at this time.
CVSS v4.0
Score 5.8medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a TOCTOU race condition in the Intel(R) NPU Driver for Windows, which may be exploited by an unprivileged authenticated local adversary to cause a denial of service. The attack complexity is high and does not require user interaction. The vulnerability affects availability with no direct confidentiality or integrity compromise. No vendor advisory or patch information is currently available to confirm remediation status.
Potential Impact
The primary impact is a denial of service condition affecting system availability. Confidentiality is not impacted, and integrity impact is low but limited to availability disruption. There are no subsequent impacts on confidentiality or integrity beyond the availability effect.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been documented at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- intel
- Date Reserved
- 2025-12-19T04:00:14.884Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7b546ebf8831d539106b48
Added to database: 08/11/2026, 16:57:18 UTC
Last enriched: 08/12/2026, 00:00:16 UTC
Last updated: 08/12/2026, 01:19:22 UTC
Views: 5
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