GSD-2022-1005275 net/mlx5e: xsk: Account for XSK RQ UMRs when calculating ICOSQ size
A flaw in the Linux kernel mlx5e driver could lead to a denial of service due to incorrect ICOSQ size calculation for XSK RQ UMRs.
- 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-2022-1005275?
GSD-2022-1005275 is a denial of service vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net/mlx5e: xsk: Account for XSK RQ UMRs when calculating ICOSQ size
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 v5.19.2 by commit e68e4ca1df01657bda21ed0684d6dc81f47f2a36, it was introduced in version v5.3 by commit db05815b36cbd486c86fd002dfa81c9af6245e25. For more details please see the references link.
Which versions are affected by GSD-2022-1005275?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005275?
No fix has been published for GSD-2022-1005275 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1005275 being exploited?
There is no known exploitation of GSD-2022-1005275 in the wild and no public exploit code.