GSD-2022-1004124 net: dsa: microchip: ksz_common: Fix refcount leak bug
A refcount leak in the Microchip DSA driver can lead to resource exhaustion and denial of service, requiring a kernel patch.
- 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-2022-1004124?
GSD-2022-1004124 is a denial of service vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: dsa: microchip: ksz_common: Fix refcount leak bug
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 v5.18.15 by commit 4165e02716518bbbe9c9104b39530d40928bc7ce, it was introduced in version v5.9 by commit 912aae27c6af6605eae967ab540c5e26bd76d421. For more details please see the references link.
Which versions are affected by GSD-2022-1004124?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004124?
No fix has been published for GSD-2022-1004124 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-2022-1004124 being exploited?
There is no known exploitation of GSD-2022-1004124 in the wild and no public exploit code.