GSD-2022-1004021 ASoC: mediatek: Fix missing of_node_put in mt2701_wm8960_machine_probe
A missing reference count decrement in the MediaTek audio driver can lead to memory leaks and potential 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-2022-1004021?
GSD-2022-1004021 is a memory corruption 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
ASoC: mediatek: Fix missing of_node_put in mt2701_wm8960_machine_probe
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 v4.14.283 by commit bc2afecaabd2a2c9f17e43b4793a30e3461bfb29, it was introduced in version v4.12 by commit 8625c1dbd87631572f8e2c05bc67736b73d6f02f. For more details please see the references link.
Which versions are affected by GSD-2022-1004021?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004021?
No fix has been published for GSD-2022-1004021 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-2022-1004021 being exploited?
There is no known exploitation of GSD-2022-1004021 in the wild and no public exploit code.