GSD-2023-1001698 net/mlx5e: IPoIB, Block PKEY interfaces with less rx queues than parent
A flaw in the Linux kernel IPoIB driver allows blocking PKEY interfaces with fewer receive queues than the parent, potentially causing denial of service.
- 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-2023-1001698?
GSD-2023-1001698 is a denial of service vulnerability in Kernel, published on 31 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net/mlx5e: IPoIB, Block PKEY interfaces with less rx queues than parent
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 v6.1.7 by commit 5844a46f09f768da866d6b0ffbf1a9073266bf24, it was introduced in version v5.17 by commit be98737a4faa3a0dc1781ced5bbf5c47865e29d7. For more details please see the references link.
Which versions are affected by GSD-2023-1001698?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001698?
No fix has been published for GSD-2023-1001698 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-2023-1001698 being exploited?
There is no known exploitation of GSD-2023-1001698 in the wild and no public exploit code.