GSD-2023-1001922 device property: fix of node refcount leak in fwnode_graph_get_next_endpoint()
A refcount leak in the Linux kernel's device property handling 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-2023-1001922?
GSD-2023-1001922 is a memory corruption vulnerability in Kernel, published on 13 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
device property: fix of node refcount leak in fwnode_graph_get_next_endpoint()
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 v6.1.9 by commit e75485fc589ec729cc182aa9b41dfb6c15ae6f6e, it was introduced in version v5.15 by commit b5b41ab6b0c1bb70fe37a0d193006c969e3b5909. For more details please see the references link.
Which versions are affected by GSD-2023-1001922?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001922?
No fix has been published for GSD-2023-1001922 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2023-1001922 being exploited?
There is no known exploitation of GSD-2023-1001922 in the wild and no public exploit code.