GSD-2022-1002660 md: Don't set mddev private to NULL in raid0 pers->free
A null pointer dereference in the Linux kernel RAID0 driver can cause a system crash, requiring local privileged access to exploit.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1002660?
GSD-2022-1002660 is a vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
md: Don't set mddev private to NULL in raid0 pers->free
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 v5.18.3 by commit 7da3454a65f8a56e65dfb44fa0ccac08cbc2f5a1, it was introduced in version v5.17 by commit 0c031fd37f69deb0cd8c43bbfcfccd62ebd7e952. For more details please see the references link.
Which versions are affected by GSD-2022-1002660?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002660?
No fix has been published for GSD-2022-1002660 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002660 being exploited?
There is no known exploitation of GSD-2022-1002660 in the wild and no public exploit code.