GSD-2022-1007725 netdevsim: Fix memory leak of nsim_dev->fa_cookie
A memory leak in the Linux kernel netdevsim driver allows local attackers to cause denial of service by exhausting system memory.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007725?
GSD-2022-1007725 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
netdevsim: Fix memory leak of nsim_dev->fa_cookie
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 v6.0.10 by commit 207edad5717e0a5709ce8467f0eff41c607835c9, it was introduced in version v5.7 by commit d3cbb907ae57fe5da314b51d949b617b538bdeae. For more details please see the references link.
Which versions are affected by GSD-2022-1007725?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007725?
No fix has been published for GSD-2022-1007725 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-2022-1007725 being exploited?
There is no known exploitation of GSD-2022-1007725 in the wild and no public exploit code.