GSD-2022-1001818 drivers: ethernet: cpsw: fix panic when interrupt coaleceing is set via ethtool
A local attacker with high privileges can cause a kernel panic by setting interrupt coalescing via ethtool on the CPSW ethernet driver.
- 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-2022-1001818?
GSD-2022-1001818 is a denial of service vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
drivers: ethernet: cpsw: fix panic when interrupt coaleceing is set via ethtool
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 v5.15.33 by commit 585dc196a08fccdcd1b7fcf473cf566b34c4b840, it was introduced in version v5.15 by commit d43c65b05b848e0b2db1a6c78b02c189da3a95b5. For more details please see the references link.
Which versions are affected by GSD-2022-1001818?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001818?
No fix has been published for GSD-2022-1001818 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-2022-1001818 being exploited?
There is no known exploitation of GSD-2022-1001818 in the wild and no public exploit code.