GSD-2022-1003425 ALSA: pcm: Check for null pointer of pointer substream before dereferencing it
A null pointer dereference in the ALSA PCM subsystem can cause a kernel crash, requiring a patch to the Linux Kernel.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1003425?
GSD-2022-1003425 is a vulnerability in Kernel, published on 28 Jun 2022.
Official description
ALSA: pcm: Check for null pointer of pointer substream before dereferencing it
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 v5.15.46 by commit 7784d22f81a29df2ec57ca90d54f93a35cbcd1a2, it was introduced in version v5.6 by commit d4cfb30fce03093ad944e0b44bd8f40bdad5330e. For more details please see the references link.
Which versions are affected by GSD-2022-1003425?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003425?
No fix has been published for GSD-2022-1003425 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1003425 being exploited?
There is no known exploitation of GSD-2022-1003425 in the wild and no public exploit code.