CVE-2022-50539 ARM: OMAP2+: omap4-common: Fix refcount leak bug
A refcount leak in the Linux kernel OMAP2+ driver can lead to resource exhaustion and denial of service.
- 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-2022-50539?
CVE-2022-50539 is a medium-severity memory corruption vulnerability in Linux kernel, published on 7 Oct 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+: omap4-common: Fix refcount leak bug
In omap4_sram_init(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.
Which versions are affected by CVE-2022-50539?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-50539?
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-2022-50539 being exploited?
There is no known exploitation of CVE-2022-50539 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-76625, DEBIAN-CVE-2022-50539, GHSA-h8r2-v2jm-jhwq, ROOT-OS-DEBIAN-11-CVE-2022-50539, ROOT-OS-UBUNTU-2204-CVE-2022-50539, UBUNTU-CVE-2022-50539.