GSD-2022-1006466 block: Do not call blk_put_queue() if gendisk allocation fails
A null pointer dereference in the Linux kernel block layer can cause a system crash when gendisk allocation fails, 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-2022-1006466?
GSD-2022-1006466 is a vulnerability in Kernel, published on 9 Oct 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
block: Do not call blk_put_queue() if gendisk allocation fails
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 v6.0 by commit aa0c680c3aa96a5f9f160d90dd95402ad578e2b0, it was introduced in version v6.0 by commit 6f8191fdf41d3a53cc1d63fe2234e812c55a0092. For more details please see the references link.
Which versions are affected by GSD-2022-1006466?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006466?
No fix has been published for GSD-2022-1006466 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1006466 being exploited?
There is no known exploitation of GSD-2022-1006466 in the wild and no public exploit code.