GSD-2022-1002054 bfq: fix use-after-free in bfq_dispatch_request
A use-after-free vulnerability in the Linux Kernel BFQ scheduler could allow attackers to execute arbitrary code or cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1002054?
GSD-2022-1002054 is an use after free vulnerability in Kernel, published on 24 Apr 2022.
Official description
bfq: fix use-after-free in bfq_dispatch_request
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 v5.10.110 by commit df6e00b1a53c57dca82c63b5ecbcad5452231bc7. For more details please see the references link.
Which versions are affected by GSD-2022-1002054?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002054?
No fix has been published for GSD-2022-1002054 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1002054 being exploited?
There is no known exploitation of GSD-2022-1002054 in the wild and no public exploit code.