GSD-2021-1002589 ethtool: do not perform operations on net devices being unregistered
A race condition in the Linux kernel ethtool subsystem allows local attackers to cause a denial of service by accessing unregistered network devices.
- 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-2021-1002589?
GSD-2021-1002589 is a vulnerability in Kernel, published on 19 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ethtool: do not perform operations on net devices being unregistered
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 v5.15.8 by commit cfd719f04267108f5f5bf802b9d7de69e99a99f9, it was introduced in version v5.6 by commit 041b1c5d4a53e97fc9e029ae32469552ca12cb9b. For more details please see the references link.
Which versions are affected by GSD-2021-1002589?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002589?
No fix has been published for GSD-2021-1002589 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002589 being exploited?
There is no known exploitation of GSD-2021-1002589 in the wild and no public exploit code.