CVE-2022-50113 ASoc: audio-graph-card2: Fix refcount leak bug in __graph_get_type()
A refcount leak in the Linux kernel audio 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-2022-50113?
CVE-2022-50113 is a medium-severity 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:
ASoc: audio-graph-card2: Fix refcount leak bug in __graph_get_type()
We should call of_node_put() for the reference before its replacement as it returned by of_get_parent() which has increased the refcount. Besides, we should also call of_node_put() before return.
Which versions are affected by CVE-2022-50113?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-50113?
Apply the vendor's patch.
Is CVE-2022-50113 being exploited?
There is no known exploitation of CVE-2022-50113 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-50113, GHSA-m6pr-m859-g448, UBUNTU-CVE-2022-50113.