CVE-2022-50200 selinux: Add boundary check in put_entry()
A missing boundary check in the Linux kernel SELinux module allows out-of-bounds memory access, potentially leading to code execution or system crashes.
- 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-2022-50200?
CVE-2022-50200 is a high-severity memory corruption vulnerability in Linux kernel, published on 18 Jun 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
selinux: Add boundary check in put_entry()
Just like next_entry(), boundary check is necessary to prevent memory out-of-bound access.
Weakness: CWE-125
Which versions are affected by CVE-2022-50200?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-50200?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-50200 being exploited?
There is no known exploitation of CVE-2022-50200 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-50200, GHSA-26mj-55wj-fjpq, UBUNTU-CVE-2022-50200.