GSD-2022-1003821 kernfs: Separate kernfs_pr_cont_buf and rename_lock.
A race condition in the Linux kernel's kernfs subsystem can lead to denial of service, requiring local access to exploit.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1003821?
GSD-2022-1003821 is a vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
kernfs: Separate kernfs_pr_cont_buf and rename_lock.
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 v4.19.247 by commit e1762fc1a4ebf1ebf70e1271081ddcdc557a5d7d. For more details please see the references link.
Which versions are affected by GSD-2022-1003821?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003821?
No fix has been published for GSD-2022-1003821 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1003821 being exploited?
There is no known exploitation of GSD-2022-1003821 in the wild and no public exploit code.