GSD-2022-1007911 cifs: Fix connections leak when tlink setup failed
A connection leak in the Linux Kernel CIFS module when tlink setup fails can lead to resource exhaustion and 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-2022-1007911?
GSD-2022-1007911 is a denial of service vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
cifs: Fix connections leak when tlink setup failed
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 v5.15.81 by commit a9059e338fc000c0b87d8cf29e93c74fd703212e, it was introduced in version v5.0 by commit 56c762eb9bee330bb4e6d11c589434f2904d3ab6. For more details please see the references link.
Which versions are affected by GSD-2022-1007911?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007911?
No fix has been published for GSD-2022-1007911 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-2022-1007911 being exploited?
There is no known exploitation of GSD-2022-1007911 in the wild and no public exploit code.