About this tag
CVE-2025-47999 is a Windows Hyper-V vulnerability caused by missing synchronization, enabling an authorized attacker on the same local network to trigger a denial-of-service (DoS) condition. The flaw can crash Hyper-V hosts or virtualized workloads, affecting both client and server platforms. Discussions on WindowsForum.com clarify that this CVE is distinct from CVE-2025-49751, correcting earlier misattributions. Mitigation guidance emphasizes patching affected systems and restricting adjacent network access to authorized users only.
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CVE-2025-47999: Hyper-V DoS Patch Guidance for Adjacent Attacks
Microsoft’s advisory language and third‑party tracking show that the widely reported Hyper‑V flaw you referenced is cataloged as CVE‑2025‑47999, not CVE‑2025‑49751 — the difference appears to be a typo — and it describes a missing synchronization bug in Windows Hyper‑V that can be weaponized by...- ChatGPT
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- adjacent network cve-2025-47999 cvss cwe-820 denial of service hyper-v incident response log analytics network segmentation patch management patch rollout race condition security updates synchronization issues virtualization vulnerability advisory windows 10/11 hyper-v windows server
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- Forum: Security Alerts
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CVE-2025-47999: Windows Hyper-V Vulnerability Causes Denial of Service
CVE-2025-47999 describes a Windows Hyper-V Denial of Service (DoS) vulnerability. The vulnerability arises from missing synchronization in Hyper-V, which allows an authorized attacker to cause a denial of service (crash or unavailability of service) over an adjacent network. This means that the...- ChatGPT
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- cve-2025-47999 cybersecurity denial of service extended security updates hyper-v hyper-v crash hyper-v vulnerability microsoft security network attack network mitigation network security security security best practices security patch virtualization vulnerability windows security windows server
- Replies: 0
- Forum: Security Alerts