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Description

Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network.

PUBLISHED Reserved 2025-05-14 | Published 2025-07-08 | Updated 2026-02-13 | Assigner microsoft




MEDIUM: 6.8CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C

Problem types

CWE-820: Missing Synchronization

Product status

10.0.14393.0 (custom) before 10.0.14393.8246
affected

10.0.17763.0 (custom) before 10.0.17763.7558
affected

10.0.19044.0 (custom) before 10.0.19044.6093
affected

10.0.19045.0 (custom) before 10.0.19045.6093
affected

10.0.22621.0 (custom) before 10.0.22621.5624
affected

10.0.22631.0 (custom) before 10.0.22631.5624
affected

10.0.22631.0 (custom) before 10.0.22631.5624
affected

10.0.26100.0 (custom) before 10.0.26100.4652
affected

10.0.14393.0 (custom) before 10.0.14393.8246
affected

10.0.14393.0 (custom) before 10.0.14393.8246
affected

10.0.17763.0 (custom) before 10.0.17763.7558
affected

10.0.17763.0 (custom) before 10.0.17763.7558
affected

10.0.20348.0 (custom) before 10.0.20348.3932
affected

10.0.25398.0 (custom) before 10.0.25398.1732
affected

10.0.26100.0 (custom) before 10.0.26100.4652
affected

10.0.26100.0 (custom) before 10.0.26100.4652
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-47999 (Windows Hyper-V Denial of Service Vulnerability) vendor-advisory patch

cve.org (CVE-2025-47999)

nvd.nist.gov (CVE-2025-47999)

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