CVE-2024-35975 octeontx2-pf: Fix transmit scheduler resource leak
A resource leak in the Linux kernel's octeontx2-pf driver allows attackers to exhaust transmit scheduler resources, causing 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-2024-35975?
CVE-2024-35975 is a medium-severity denial of service vulnerability in Linux kernel, published on 20 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:
octeontx2-pf: Fix transmit scheduler resource leak
Inorder to support shaping and scheduling, Upon class creation Netdev driver allocates trasmit schedulers.
The previous patch which added support for Round robin scheduling has a bug due to which driver is not freeing transmit schedulers post class deletion.
This patch fixes the same.
Which versions are affected by CVE-2024-35975?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-35975?
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-2024-35975 being exploited?
There is no known exploitation of CVE-2024-35975 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2024-35975, DEBIAN-CVE-2024-35975, GHSA-7h3c-w5w5-q4p8, UBUNTU-CVE-2024-35975.