GSD-2021-1002549 blk-mq: cancel blk-mq dispatch work in both blk_cleanup_queue and disk_release()
A race condition in the Linux kernel block layer could lead to a denial of service, requiring a kernel patch to resolve.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1002549?
GSD-2021-1002549 is a vulnerability in Kernel, published on 19 Dec 2021.
Official description
blk-mq: cancel blk-mq dispatch work in both blk_cleanup_queue and disk_release()
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 v5.15.6 by commit e03513f58919d9e2bc6df765ca2c9da863d03d90. For more details please see the references link.
Which versions are affected by GSD-2021-1002549?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002549?
No fix has been published for GSD-2021-1002549 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002549 being exploited?
There is no known exploitation of GSD-2021-1002549 in the wild and no public exploit code.