CVE-2024-45019 net/mlx5e: Take state lock during tx timeout reporter
A missing state lock in the mlx5e network driver can cause a race condition, potentially leading to a system crash 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-2024-45019?
CVE-2024-45019 is a high-severity vulnerability in Linux kernel, published on 11 Sep 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:
net/mlx5e: Take state lock during tx timeout reporter
mlx5e_safe_reopen_channels() requires the state lock taken. The referenced changed in the Fixes tag removed the lock to fix another issue. This patch adds it back but at a later point (when calling mlx5e_safe_reopen_channels()) to avoid the deadlock referenced in the Fixes tag.
Weakness: CWE-667
Which versions are affected by CVE-2024-45019?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-45019?
Apply the vendor's patch.
Is CVE-2024-45019 being exploited?
There is no known exploitation of CVE-2024-45019 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-49272, BELL-CVE-2024-45019, DEBIAN-CVE-2024-45019, GHSA-35qc-5x66-f277, UBUNTU-CVE-2024-45019.