CVE-2026-20731: Denial of Service in Intel(R) NPU Driver
CVE-2026-20731 is a denial of service vulnerability in the Intel(R) NPU Driver affecting all versions within Ring 3 user applications. It allows an unprivileged, authenticated user to cause denial of service via improper buffer restrictions. The attack requires local access but no user interaction or special internal knowledge. The vulnerability impacts system availability with no direct confidentiality or integrity compromise. No patch or official remediation has been confirmed yet.
AI Analysis
Technical Summary
This vulnerability involves improper buffer restrictions in the Intel(R) NPU Driver for all Ring 3 user application versions. An unprivileged adversary with authenticated local access can exploit this low-complexity flaw to cause a denial of service condition. The CVSS 4.0 score is 6.9, reflecting medium severity with high impact on availability and low impact on integrity. There is no indication of confidentiality impact. No vendor advisory or patch information is available, and no known exploits are reported in the wild.
Potential Impact
The vulnerability can cause denial of service, impacting system availability. There is no direct impact on confidentiality and only low impact on integrity. The denial of service could disrupt normal operation of the Intel NPU Driver and dependent systems or applications.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, limit local access to trusted users and monitor for unusual system behavior related to the Intel NPU Driver.
CVE-2026-20731: Denial of Service in Intel(R) NPU Driver
Description
CVE-2026-20731 is a denial of service vulnerability in the Intel(R) NPU Driver affecting all versions within Ring 3 user applications. It allows an unprivileged, authenticated user to cause denial of service via improper buffer restrictions. The attack requires local access but no user interaction or special internal knowledge. The vulnerability impacts system availability with no direct confidentiality or integrity compromise. No patch or official remediation has been confirmed yet.
CVSS v4.0
Score 6.9medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper buffer restrictions in the Intel(R) NPU Driver for all Ring 3 user application versions. An unprivileged adversary with authenticated local access can exploit this low-complexity flaw to cause a denial of service condition. The CVSS 4.0 score is 6.9, reflecting medium severity with high impact on availability and low impact on integrity. There is no indication of confidentiality impact. No vendor advisory or patch information is available, and no known exploits are reported in the wild.
Potential Impact
The vulnerability can cause denial of service, impacting system availability. There is no direct impact on confidentiality and only low impact on integrity. The denial of service could disrupt normal operation of the Intel NPU Driver and dependent systems or applications.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, limit local access to trusted users and monitor for unusual system behavior related to the Intel NPU Driver.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- intel
- Date Reserved
- 2025-12-18T04:00:20.399Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7b5468bf8831d53910695d
Added to database: 08/11/2026, 16:57:12 UTC
Last enriched: 08/12/2026, 00:28:05 UTC
Last updated: 08/12/2026, 00:28:05 UTC
Views: 2
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