GSD-2023-1000958 pnode: terminate at peers of source
A flaw in the Linux kernel's pnode handling allows attackers to cause a denial of service by terminating at peers of the source.
- 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-2023-1000958?
GSD-2023-1000958 is a denial of service vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
pnode: terminate at peers of source
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 v5.15.87 by commit c24cc476acd8bccb5af54849aac5e779d8223bf5, it was introduced in version v3.15 by commit f2ebb3a921c1ca1e2ddd9242e95a1989a50c4c68. For more details please see the references link.
Which versions are affected by GSD-2023-1000958?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000958?
No fix has been published for GSD-2023-1000958 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-2023-1000958 being exploited?
There is no known exploitation of GSD-2023-1000958 in the wild and no public exploit code.