CVE-2023-52650 drm/tegra: dsi: Add missing check for of_find_device_by_node
A missing check in the Linux kernel Tegra DSI driver allows a local attacker to cause a denial of service via a null pointer dereference.
- 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-2023-52650?
CVE-2023-52650 is a medium-severity vulnerability in Debian Debian Linux, published on 1 May 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:
drm/tegra: dsi: Add missing check for of_find_device_by_node
Add check for the return value of of_find_device_by_node() and return the error if it fails in order to avoid NULL pointer dereference.
Weakness: CWE-476
Which versions are affected by CVE-2023-52650?
It affects 2 products.
Products include Debian Debian Linux, Linux kernel.
How do I fix CVE-2023-52650?
Apply the vendor's patch.
Is CVE-2023-52650 being exploited?
There is no known exploitation of CVE-2023-52650 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as BELL-CVE-2023-52650, DEBIAN-CVE-2023-52650, GHSA-858x-8r82-7826, UBUNTU-CVE-2023-52650.