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Description

Use after free in Windows Network Controller (NC) Host Agent allows an authorized attacker to deny service locally.

PUBLISHED Reserved 2026-05-07 | Published 2026-06-09 | Updated 2026-06-10 | Assigner microsoft




MEDIUM: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

Problem types

CWE-416: Use After Free

CWE-822: Untrusted Pointer Dereference

Product status

10.0.17763.0 (custom) before 10.0.17763.8880
affected

10.0.17763.0 (custom) before 10.0.17763.8880
affected

10.0.20348.0 (custom) before 10.0.20348.5256
affected

10.0.26100.0 (custom) before 10.0.26100.32995
affected

10.0.26100.0 (custom) before 10.0.26100.32995
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44805 (Windows Network Controller (NC) Host Agent Denial of Service Vulnerability) vendor-advisory patch

cve.org (CVE-2026-44805)

nvd.nist.gov (CVE-2026-44805)

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