GSD-2023-1002348 net/sched: tcindex: update imperfect hash filters respecting rcu
A race condition in the Linux kernel tcindex scheduler can lead to system instability or denial of service, requiring kernel patching.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1002348?
GSD-2023-1002348 is a vulnerability in Kernel, published on 7 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net/sched: tcindex: update imperfect hash filters respecting rcu
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 v5.15.95 by commit becf55394f6acb60dd60634a1c797e73c747f9da, it was introduced in version v4.14 by commit 9b0d4446b56904b59ae3809913b0ac760fa941a6. For more details please see the references link.
Which versions are affected by GSD-2023-1002348?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002348?
No fix has been published for GSD-2023-1002348 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1002348 being exploited?
There is no known exploitation of GSD-2023-1002348 in the wild and no public exploit code.