CVE-2026-44805
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Use After Free in Windows Network Controller Host Agent

Publication date: 2026-06-09

Last updated on: 2026-06-09

Assigner: Microsoft Corporation

Description
Use after free in Windows Network Controller (NC) Host Agent allows an authorized attacker to deny service locally.
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Meta Information
Published
2026-06-09
Last Modified
2026-06-09
Generated
2026-06-10
AI Q&A
2026-06-09
EPSS Evaluated
N/A
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
microsoft windows_network_controller_host_agent *
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-822 The product obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.
CWE-416 The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.
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Executive Summary

This vulnerability is a use-after-free issue in the Windows Network Controller (NC) Host Agent. It allows an authorized attacker to cause a denial of service on the affected system locally.

Impact Analysis

The impact of this vulnerability is a denial of service (DoS) condition. An authorized attacker can exploit this flaw to disrupt the normal operation of the Windows Network Controller Host Agent, potentially causing system instability or service interruption.

Compliance Impact

The provided information does not specify how this vulnerability affects compliance with common standards and regulations such as GDPR or HIPAA.

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