CVE-2022-50123 ASoC: mediatek: mt8173: Fix refcount leak in mt8173_rt5650_rt5676_dev_probe
A refcount leak in the MediaTek 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-2022-50123?
CVE-2022-50123 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: mediatek: mt8173: Fix refcount leak in mt8173_rt5650_rt5676_dev_probe
of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Fix missing of_node_put() in error paths.
Which versions are affected by CVE-2022-50123?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-50123?
Apply the vendor's patch.
Is CVE-2022-50123 being exploited?
There is no known exploitation of CVE-2022-50123 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-50123, GHSA-xgw5-9p5p-96pr, UBUNTU-CVE-2022-50123.