GSD-2022-1000673 net: macsec: Fix offload support for NETDEV_UNREGISTER event
A flaw in Linux Kernel MACsec offload handling during device unregistration can cause a denial of service, requiring specific hardware offload configurations.
- 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-2022-1000673?
GSD-2022-1000673 is a denial of service vulnerability in Kernel, published on 27 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: macsec: Fix offload support for NETDEV_UNREGISTER event
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 v5.16.8 by commit 8299be160aad8548071d080518712dec0df92bd5, it was introduced in version v5.6 by commit 3cf3227a21d1fb020fe26128e60321bd2151e922. For more details please see the references link.
Which versions are affected by GSD-2022-1000673?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000673?
No fix has been published for GSD-2022-1000673 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-2022-1000673 being exploited?
There is no known exploitation of GSD-2022-1000673 in the wild and no public exploit code.