CVE-2022-50427
ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()
Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix possible memory leak in snd_ac97_dev_register() If device_register() fails in snd_ac97_dev_register(), it should call put_device() to give up reference, or the name allocated in dev_set_name() is leaked.
INFO
Published Date :
Oct. 1, 2025, 12:15 p.m.
Last Modified :
Oct. 1, 2025, 12:15 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2022-50427
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Apply the Linux kernel patch for ALSA.
- Ensure device registration handles errors correctly.
- Verify put_device() is called on failure.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-50427.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-50427 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-50427
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-50427 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-50427 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Oct. 01, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix possible memory leak in snd_ac97_dev_register() If device_register() fails in snd_ac97_dev_register(), it should call put_device() to give up reference, or the name allocated in dev_set_name() is leaked. Added Reference https://git.kernel.org/stable/c/0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb Added Reference https://git.kernel.org/stable/c/4881bda5ea05c8c240fc8afeaa928e2bc43f61fa Added Reference https://git.kernel.org/stable/c/4fdf6f978c6b605ca0d67bf0e982b7a8fc0f4aab Added Reference https://git.kernel.org/stable/c/758dbcc6fbf2286eff02743b093c70a18a407d66 Added Reference https://git.kernel.org/stable/c/a602ec9d88f177dba78bc97fb1adecc7a71ff279 Added Reference https://git.kernel.org/stable/c/bfce73088682ef0770da951f51156c36a89be490 Added Reference https://git.kernel.org/stable/c/c68b2e9ef246117f696e360bbdd2f5736b3a7127 Added Reference https://git.kernel.org/stable/c/ee8bf0946f62ef00e5db4b613a9f664ac567259a