GSD-2022-1006252 mtd: maps: Fix refcount leak in of_flash_probe_versatile
A refcount leak in the Linux kernel MTD maps driver can lead to resource exhaustion and 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-2022-1006252?
GSD-2022-1006252 is a memory corruption 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
mtd: maps: Fix refcount leak in of_flash_probe_versatile
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 v4.14.291 by commit 3c8de6a838b7e0eb392754ac89dd66e698684342, it was introduced in version v4.7 by commit b0afd44bc192ff4c0e90a5fc1724350bcfc32b33. For more details please see the references link.
Which versions are affected by GSD-2022-1006252?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006252?
No fix has been published for GSD-2022-1006252 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-2022-1006252 being exploited?
There is no known exploitation of GSD-2022-1006252 in the wild and no public exploit code.