GSD-2022-1004273 xsk: Fix generic transmit when completion queue reservation fails
A bug in the Linux Kernel XSK generic transmit path can cause a denial of service when completion queue reservation fails.
- 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-2022-1004273?
GSD-2022-1004273 is a denial of service vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
xsk: Fix generic transmit when completion queue reservation fails
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 v5.18.8 by commit 5b029f9588ca664b5075a25c52c27b3dc1fd019a, it was introduced in version v5.3 by commit 675716400da6f15b9d3db04ef74ee74ca9a00af3. For more details please see the references link.
Which versions are affected by GSD-2022-1004273?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004273?
No fix has been published for GSD-2022-1004273 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-2022-1004273 being exploited?
There is no known exploitation of GSD-2022-1004273 in the wild and no public exploit code.