GSD-2023-1000254 net/mlx5e: Fix use-after-free when reverting termination table
A use-after-free vulnerability in the Linux kernel mlx5e driver allows local attackers with high privileges to potentially execute code or escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1000254?
GSD-2023-1000254 is an use after free vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net/mlx5e: Fix use-after-free when reverting termination table
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 v5.10.158 by commit 0d2f9d95d9fbe993f3c4bafb87d59897b0325aff, it was introduced in version v5.3 by commit 10caabdaad5ace85577a453da97d1f8d3b944427. For more details please see the references link.
Which versions are affected by GSD-2023-1000254?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000254?
No fix has been published for GSD-2023-1000254 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-2023-1000254 being exploited?
There is no known exploitation of GSD-2023-1000254 in the wild and no public exploit code.