GSD-2022-1000145 select: Fix indefinitely sleeping task in poll_schedule_timeout()
A flaw in the Linux kernel's select implementation allows a local attacker to cause an indefinite sleep, leading to denial of service.
- 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-2022-1000145?
GSD-2022-1000145 is a denial of service vulnerability in Kernel, published on 18 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
select: Fix indefinitely sleeping task in poll_schedule_timeout()
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 v5.4.175 by commit 16895e4eac364487a1f1060004a4f3b6c571be27. For more details please see the references link.
Which versions are affected by GSD-2022-1000145?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000145?
No fix has been published for GSD-2022-1000145 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-2022-1000145 being exploited?
There is no known exploitation of GSD-2022-1000145 in the wild and no public exploit code.