GSD-2023-1000876 netfilter: ipset: Rework long task execution when adding/deleting entries
A flaw in Linux kernel ipset handling can cause long task execution delays, potentially leading to denial of service for local attackers.
- 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-2023-1000876?
GSD-2023-1000876 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
netfilter: ipset: Rework long task execution when adding/deleting entries
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 a1e1521b463968b4eca7163f61fb6cc54d008061, it was introduced in version v5.14 by commit 5f7b51bf09baca8e4f80cbe879536842bafb5f31. For more details please see the references link.
Which versions are affected by GSD-2023-1000876?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000876?
No fix has been published for GSD-2023-1000876 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-2023-1000876 being exploited?
There is no known exploitation of GSD-2023-1000876 in the wild and no public exploit code.