GSD-2022-1002587 net/mlx5e: CT: Fix cleanup of CT before cleanup of TC ct rules
A use-after-free vulnerability in the Linux kernel mlx5e driver allows local attackers to cause denial of service or potentially execute code.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1002587?
GSD-2022-1002587 is an use after free vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net/mlx5e: CT: Fix cleanup of CT before cleanup of TC ct rules
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.18.4 by commit 11bcc79f4bcd244145e6a2c04d5dc755303492a8, it was introduced in version v5.18 by commit d1a3138f7913014e0714cb1d3d44793d76fc38a1. For more details please see the references link.
Which versions are affected by GSD-2022-1002587?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002587?
No fix has been published for GSD-2022-1002587 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1002587 being exploited?
There is no known exploitation of GSD-2022-1002587 in the wild and no public exploit code.