CVE-2022-48860 ethernet: Fix error handling in xemaclite_of_probe
A refcount leak in the Linux kernel's Xilinx Ethernet driver can lead to resource exhaustion and potential 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-2022-48860?
CVE-2022-48860 is a medium-severity vulnerability in Linux kernel, published on 16 Jul 2024. 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:
ethernet: Fix error handling in xemaclite_of_probe
This node pointer is returned by of_parse_phandle() with refcount incremented in this function. Calling of_node_put() to avoid the refcount leak. As the remove function do.
Weakness: CWE-401
Which versions are affected by CVE-2022-48860?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2022-48860?
Apply the vendor's patch.
Is CVE-2022-48860 being exploited?
There is no known exploitation of CVE-2022-48860 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2022-48860, GHSA-qc77-c9gc-j3x6, UBUNTU-CVE-2022-48860.