CVE-2023-52694 drm/bridge: tpd12s015: Drop buggy __exit annotation for remove function
A missing cleanup routine in the TPD12S015 driver causes resource leaks upon unbinding, potentially leading to system instability or 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-2023-52694?
CVE-2023-52694 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 17 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/bridge: tpd12s015: Drop buggy __exit annotation for remove function
With tpd12s015_remove() marked with __exit this function is discarded when the driver is compiled as a built-in. The result is that when the driver unbinds there is no cleanup done which results in resource leakage or worse.
Which versions are affected by CVE-2023-52694?
It affects 2 products.
Products include Debian Debian Linux, Linux kernel.
How do I fix CVE-2023-52694?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-52694 being exploited?
There is no known exploitation of CVE-2023-52694 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as BELL-CVE-2023-52694, DEBIAN-CVE-2023-52694, GHSA-2m4f-546m-3phv, UBUNTU-CVE-2023-52694.