GSD-2022-1006029 wifi: libertas: Fix possible refcount leak in if_usb_probe()
A refcount leak in the libertas USB Wi-Fi driver 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-2022-1006029?
GSD-2022-1006029 is a denial of service vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
wifi: libertas: Fix possible refcount leak in if_usb_probe()
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 v5.4.211 by commit 878e7f39803a9ab5bb9766956a7a04351d4bf99d, it was introduced in version v3.5 by commit ce84bb69f50e6f6cfeabc9b965365290f4184417. For more details please see the references link.
Which versions are affected by GSD-2022-1006029?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006029?
No fix has been published for GSD-2022-1006029 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-2022-1006029 being exploited?
There is no known exploitation of GSD-2022-1006029 in the wild and no public exploit code.