GSD-2022-1008338 ALSA: hda: fix potential memleak in 'add_widget_node'
A memory leak in the ALSA HDA driver allows local attackers to cause a denial of service by exhausting kernel 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-2022-1008338?
GSD-2022-1008338 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
ALSA: hda: fix potential memleak in 'add_widget_node'
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 v4.9.334 by commit b688a3ec235222d9a84e43a48a6f31acb95baf2d. For more details please see the references link.
Which versions are affected by GSD-2022-1008338?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1008338?
No fix has been published for GSD-2022-1008338 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-2022-1008338 being exploited?
There is no known exploitation of GSD-2022-1008338 in the wild and no public exploit code.