GSD-2022-1000648 ovl: fix NULL pointer dereference in copy up warning
A NULL pointer dereference in the Linux Kernel overlayfs copy up warning can cause a system crash, requiring a kernel patch.
- 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-2022-1000648?
GSD-2022-1000648 is a vulnerability in Kernel, published on 27 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ovl: fix NULL pointer dereference in copy up warning
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 v5.16.6 by commit 9c7f8a35c5a83740c0e3ea540b6ad145c50d79aa, it was introduced in version v5.16 by commit 5b0a414d06c3ed2097e32ef7944a4abb644b89bd. For more details please see the references link.
Which versions are affected by GSD-2022-1000648?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000648?
No fix has been published for GSD-2022-1000648 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000648 being exploited?
There is no known exploitation of GSD-2022-1000648 in the wild and no public exploit code.