GSD-2021-1001728 RDMA/cma: Ensure rdma_addr_cancel() happens before issuing more requests
A race condition in the Linux Kernel RDMA subsystem allows attackers to cause a denial of service by triggering concurrent address resolution requests.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1001728?
GSD-2021-1001728 is a vulnerability in Kernel, published on 19 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
RDMA/cma: Ensure rdma_addr_cancel() happens before issuing more requests
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 v5.14.10 by commit 03d884671572af8bcfbc9e63944c1021efce7589, it was introduced in version v2.6.18 by commit e51060f08a61965c4dd91516d82fe90617152590. For more details please see the references link.
Which versions are affected by GSD-2021-1001728?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001728?
No fix has been published for GSD-2021-1001728 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1001728 being exploited?
There is no known exploitation of GSD-2021-1001728 in the wild and no public exploit code.