CVE-2022-21180 Denial of service in Intel(R) Processors
An authenticated local user can cause a denial of service on Intel processors 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
- Available
What is CVE-2022-21180?
CVE-2022-21180 is a medium-severity denial of service vulnerability in Intel(R) Processors, published on 15 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper input validation for some Intel(R) Processors may allow an authenticated user to potentially cause a denial of service via local access.
Weakness: CWE-20
Which versions are affected by CVE-2022-21180?
It affects 407 products.
Products include Intel Celeron 5305u Firmware, Intel Celeron G3900 Firmware, Intel Celeron G3900t Firmware, Intel Celeron G3900te Firmware, Intel Celeron G3902e Firmware, Intel Celeron G3920 Firmware and 401 more.
How do I fix CVE-2022-21180?
Apply the vendor's patch.
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-2022-21180 being exploited?
There is no known exploitation of CVE-2022-21180 in the wild and no public exploit code.
Sources
Also known as GHSA-8f84-fgc5-c52x.