CVE-2022-50872 ARM: OMAP2+: Fix memory leak in realtime_counter_init()
A memory leak in the Linux kernel's OMAP2+ realtime counter initialization can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-50872?
CVE-2022-50872 is a memory corruption vulnerability in Linux, published on 30 Dec 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:
ARM: OMAP2+: Fix memory leak in realtime_counter_init()
The "sys_clk" resource is malloced by clk_get(), it is not released when the function return.
Which versions are affected by CVE-2022-50872?
How do I fix CVE-2022-50872?
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-2022-50872 being exploited?
There is no known exploitation of CVE-2022-50872 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2022-50872, GHSA-76r8-fj78-cc7v, UBUNTU-CVE-2022-50872.