CVE-2024-43633 Windows Hyper-V Denial of Service Vulnerability
An attacker can cause a denial of service in Windows Hyper-V, affecting virtualization availability on Windows 11 systems.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-43633?
CVE-2024-43633 is a medium-severity denial of service vulnerability in Microsoft Windows 11 22h2, published on 12 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Windows Hyper-V Denial of Service Vulnerability
Weakness: CWE-591
Which versions are affected by CVE-2024-43633?
It affects 3 products.
Products include Microsoft Windows 11 22h2, Microsoft Windows 11 23h2, Microsoft Windows 11 24h2.
How do I fix CVE-2024-43633?
No fix has been published for CVE-2024-43633 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2024-43633 being exploited?
There is no known exploitation of CVE-2024-43633 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 11 22h2
- CVE-2024-49117 Windows Hyper-V Remote Code Execution Vulnerability
- CVE-2024-21435 Windows OLE Remote Code Execution Vulnerability
- CVE-2025-24084 Windows Subsystem for Linux (WSL2) Kernel Remote Code Execution Vulnerability
- CVE-2025-33054 Remote Desktop Spoofing Vulnerability
- CVE-2025-29828 Windows Schannel Remote Code Execution Vulnerability
Sources
Also known as GHSA-2p4q-qc9j-27gx.