GSD-2022-1006079 scsi: storvsc: Remove WQ_MEM_RECLAIM from storvsc_error_wq
A kernel bug in the storvsc driver could cause a denial of service due to incorrect workqueue flags, requiring a kernel patch.
- 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-2022-1006079?
GSD-2022-1006079 is a denial of service vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
scsi: storvsc: Remove WQ_MEM_RECLAIM from storvsc_error_wq
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 v4.19.257 by commit b692c238ddfa61f00d97c4c1f021425d132ba96f, it was introduced in version v4.15 by commit 436ad941335386c5fc7faa915a8fbdfe8c908084. For more details please see the references link.
Which versions are affected by GSD-2022-1006079?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006079?
No fix has been published for GSD-2022-1006079 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1006079 being exploited?
There is no known exploitation of GSD-2022-1006079 in the wild and no public exploit code.