GSD-2022-1003713 blk-iolatency: Fix inflight count imbalances and IO hangs on offline
A flaw in the Linux kernel's blk-iolatency module can cause IO hangs and inflight count imbalances, leading to denial of service.
- 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-2022-1003713?
GSD-2022-1003713 is a denial of service vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
blk-iolatency: Fix inflight count imbalances and IO hangs on offline
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 v5.4.198 by commit d19fa8f252000d141f9199ca32959c50314e1f05, it was introduced in version v5.0 by commit 8c772a9bfc7c07c76f4a58b58910452fbb20843b. For more details please see the references link.
Which versions are affected by GSD-2022-1003713?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003713?
No fix has been published for GSD-2022-1003713 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-2022-1003713 being exploited?
There is no known exploitation of GSD-2022-1003713 in the wild and no public exploit code.