GSD-2022-1007835 block: Fix possible memory leak for rq_wb on add_disk failure
A memory leak in the Linux kernel block layer can lead to resource exhaustion and denial of service upon disk addition failure.
- 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-2022-1007835?
GSD-2022-1007835 is a memory corruption vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
block: Fix possible memory leak for rq_wb on add_disk failure
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 v6.0.8 by commit 528677d3b4af985445bd4ac667485ded1ed11220, it was introduced in version v5.15 by commit 83cbce9574462c6b4eed6797bdaf18fae6859ab3. For more details please see the references link.
Which versions are affected by GSD-2022-1007835?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007835?
No fix has been published for GSD-2022-1007835 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1007835 being exploited?
There is no known exploitation of GSD-2022-1007835 in the wild and no public exploit code.