GSD-2023-1001921 w1: fix WARNING after calling w1_process()
A flaw in the Linux kernel's w1 subsystem can trigger a warning and potential denial of service when w1_process is called.
- 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-2023-1001921?
GSD-2023-1001921 is a denial of service 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
w1: fix WARNING after calling w1_process()
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 cfc7462ff824ed6718ed0272ee9aae88e20d469a, it was introduced in version v2.6.28 by commit 3c52e4e627896b42152cc6ff98216c302932227e. For more details please see the references link.
Which versions are affected by GSD-2023-1001921?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001921?
No fix has been published for GSD-2023-1001921 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-2023-1001921 being exploited?
There is no known exploitation of GSD-2023-1001921 in the wild and no public exploit code.