GSD-2022-1005270 mtd: maps: Fix refcount leak in ap_flash_init
A refcount leak in the Linux kernel's ap_flash_init function 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-2022-1005270?
GSD-2022-1005270 is a memory corruption vulnerability in Kernel, published on 16 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 ap_flash_init
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 v5.19.2 by commit babd7b0124650ab71a6487e38588b8659b3aa2dc, it was introduced in version v4.7 by commit b0afd44bc192ff4c0e90a5fc1724350bcfc32b33. For more details please see the references link.
Which versions are affected by GSD-2022-1005270?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005270?
No fix has been published for GSD-2022-1005270 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-2022-1005270 being exploited?
There is no known exploitation of GSD-2022-1005270 in the wild and no public exploit code.