GSD-2022-1000225 RDMA/ucma: Protect mc during concurrent multicast leaves
A race condition in the Linux Kernel RDMA multicast handling can lead to a denial of service during concurrent leave operations.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1000225?
GSD-2022-1000225 is a vulnerability in Kernel, published on 18 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
RDMA/ucma: Protect mc during concurrent multicast leaves
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 v5.10.99 by commit 75c610212b9f1756b9384911d3a2c347eee8031c, it was introduced in version v5.10 by commit 95fe51096b7adf1d1e7315c49c75e2f75f162584. For more details please see the references link.
Which versions are affected by GSD-2022-1000225?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000225?
No fix has been published for GSD-2022-1000225 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000225 being exploited?
There is no known exploitation of GSD-2022-1000225 in the wild and no public exploit code.