GSD-2022-1006692 blk-mq: fix null pointer dereference in blk_mq_clear_rq_mapping()
A null pointer dereference in the Linux kernel block layer can cause a system crash, requiring local access to exploit.
- 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-2022-1006692?
GSD-2022-1006692 is a vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
blk-mq: fix null pointer dereference in blk_mq_clear_rq_mapping()
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 v6.0.6 by commit 6a440e6d04431e774dc084abe88c106e2a474c1a, it was introduced in version v5.16 by commit 63064be150e4b1ba1e4af594ef5aa81adf21a52d. For more details please see the references link.
Which versions are affected by GSD-2022-1006692?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006692?
No fix has been published for GSD-2022-1006692 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1006692 being exploited?
There is no known exploitation of GSD-2022-1006692 in the wild and no public exploit code.