CVE-2021-43219 DirectX Graphics Kernel File Denial of Service Vulnerability

High 7.4 Published Updated

An attacker can cause a denial of service in the DirectX Graphics Kernel on Windows systems.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-43219?

CVE-2021-43219 is a high-severity denial of service vulnerability in Microsoft Windows 10, published on 15 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

DirectX Graphics Kernel File Denial of Service Vulnerability

Which versions are affected by CVE-2021-43219?

It affects 5 products.

Products include Microsoft Windows 10, Microsoft Windows 11, Microsoft Windows Server, Microsoft Windows Server 2016, Microsoft Windows Server 2019.

How do I fix CVE-2021-43219?

No fix has been published for CVE-2021-43219 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-2021-43219 being exploited?

There is no known exploitation of CVE-2021-43219 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-j268-c725-mvj8.

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