GSD-2022-1002155 ALSA: pcm: Test for "silence" field in struct "pcm_format_data"
A missing null check in the ALSA PCM driver can cause a kernel crash, requiring local access to exploit.
- 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-2022-1002155?
GSD-2022-1002155 is a vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ALSA: pcm: Test for "silence" field in struct "pcm_format_data"
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 v5.4.190 by commit 377a80ca6590f40ec8a85227b889a5d399fe26c3. For more details please see the references link.
Which versions are affected by GSD-2022-1002155?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002155?
No fix has been published for GSD-2022-1002155 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002155 being exploited?
There is no known exploitation of GSD-2022-1002155 in the wild and no public exploit code.