CVE-2024-21949 Denial of service in AMD Ryzen™ AI Software
An attacker can cause a system crash by providing a buffer with unexpected size to the NPU driver due to improper input validation.
- 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-2024-21949?
CVE-2024-21949 is a medium-severity denial of service vulnerability in AMD Ryzen™ AI Software, 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
Improper validation of user input in the NPU driver could allow an attacker to provide a buffer with unexpected size, potentially leading to system crash.
Weakness: CWE-20
Which versions are affected by CVE-2024-21949?
It affects 1 product.
Products include Amd Ryzen Ai Software.
How do I fix CVE-2024-21949?
No fix has been published for CVE-2024-21949 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-2024-21949 being exploited?
There is no known exploitation of CVE-2024-21949 in the wild and no public exploit code.
Other vulnerabilities in AMD Ryzen™ AI Software
Sources
Also known as GHSA-4g7c-wgc5-7vr9.