CVE-2024-50173 drm/panthor: Fix access to uninitialized variable in tick_ctx_cleanup()
An uninitialized variable access in the Panthor GPU driver can cause a kernel crash, requiring a patch to prevent 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-2024-50173?
CVE-2024-50173 is a high-severity vulnerability in Linux kernel, published on 8 Nov 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/panthor: Fix access to uninitialized variable in tick_ctx_cleanup()
The group variable can't be used to retrieve ptdev in our second loop, because it points to the previously iterated list_head, not a valid group. Get the ptdev object from the scheduler instead.
Weakness: CWE-908
Which versions are affected by CVE-2024-50173?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-50173?
Apply the vendor's patch.
Is CVE-2024-50173 being exploited?
There is no known exploitation of CVE-2024-50173 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2024-50173, DEBIAN-CVE-2024-50173, GHSA-2w74-hfc7-29w5, UBUNTU-CVE-2024-50173.