GSD-2021-1001344 cgroup: verify that source is a string
A missing type check in the Linux kernel cgroup subsystem could allow local attackers to cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1001344?
GSD-2021-1001344 is a vulnerability in Kernel, published on 3 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
cgroup: verify that source is a string
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 v5.4.134 by commit c17363ccd620c1a57ede00d5c777f0b8624debe6, it was introduced in version v5.1 by commit 8d2451f4994fa60a57617282bab91b98266a00b1. For more details please see the references link.
Which versions are affected by GSD-2021-1001344?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001344?
No fix has been published for GSD-2021-1001344 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1001344 being exploited?
There is no known exploitation of GSD-2021-1001344 in the wild and no public exploit code.