Null pointer dereference for some Intel(R) QAT software drivers for Windows before version 1.13 within Ring 3: User Applications may allow a denial of service. Unprivileged software adversary with an authenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (low), integrity (none) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.

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Fixes

Solution

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Workaround

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History

Tue, 12 May 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 12 May 2026 17:45:00 +0000

Type Values Removed Values Added
Title Denial of Service via Null Pointer Dereference in Intel QAT Windows Drivers

Tue, 12 May 2026 16:45:00 +0000

Type Values Removed Values Added
Description Null pointer dereference for some Intel(R) QAT software drivers for Windows before version 1.13 within Ring 3: User Applications may allow a denial of service. Unprivileged software adversary with an authenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (low), integrity (none) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.
Weaknesses CWE-476
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: intel

Published:

Updated: 2026-05-12T17:18:23.761Z

Reserved: 2025-12-04T04:00:32.831Z

Link: CVE-2026-20771

cve-icon Vulnrichment

Updated: 2026-05-12T17:18:18.742Z

cve-icon NVD

Status : Received

Published: 2026-05-12T17:16:18.060

Modified: 2026-05-12T17:16:18.060

Link: CVE-2026-20771

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-12T17:30:21Z

Weaknesses