GSD-2022-1002010 tcp: Don't acquire inet_listen_hashbucket::lock with disabled BH.
A locking issue in the Linux kernel TCP stack can lead to a denial of service, requiring a kernel patch to resolve.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1002010?
GSD-2022-1002010 is a denial of service vulnerability in Kernel, published on 24 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
tcp: Don't acquire inet_listen_hashbucket::lock with disabled BH.
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 v5.10.111 by commit b1b27b0e8d489b40607127e26af70e5571bf9201. For more details please see the references link.
Which versions are affected by GSD-2022-1002010?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002010?
No fix has been published for GSD-2022-1002010 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-2022-1002010 being exploited?
There is no known exploitation of GSD-2022-1002010 in the wild and no public exploit code.