GSD-2021-1002713 ovl: fix warning in ovl_create_real()
A warning in the Linux Kernel overlayfs module can be triggered, potentially leading to a denial of service condition for local attackers.
- 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-2021-1002713?
GSD-2021-1002713 is a denial of service vulnerability in Kernel, published on 27 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ovl: fix warning in ovl_create_real()
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 v5.10.88 by commit 6859985a2fbda5d1586bf44538853e1be69e85f7. For more details please see the references link.
Which versions are affected by GSD-2021-1002713?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002713?
No fix has been published for GSD-2021-1002713 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-2021-1002713 being exploited?
There is no known exploitation of GSD-2021-1002713 in the wild and no public exploit code.