GSD-2022-1007686 9p/trans_fd: always use O_NONBLOCK read/write
The Linux kernel 9p filesystem transport may block indefinitely, potentially causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1007686?
GSD-2022-1007686 is a denial of service vulnerability in Kernel, published on 8 Dec 2022.
Official description
9p/trans_fd: always use O_NONBLOCK read/write
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 v6.0.10 by commit 5af16182c5639349415118e9e9aecd8355f7a08b. For more details please see the references link.
Which versions are affected by GSD-2022-1007686?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007686?
No fix has been published for GSD-2022-1007686 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-2022-1007686 being exploited?
There is no known exploitation of GSD-2022-1007686 in the wild and no public exploit code.