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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. 2, 2025, 7:12 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.

ID Vendor Product Action
1 Linux linux_kernel
: Total Affected Vendor : 1 | Products : 1
Solution
Fix a memory leak in ALSA by ensuring proper device reference handling.
  • 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.

URL Resource
https://git.kernel.org/stable/c/0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb
https://git.kernel.org/stable/c/4881bda5ea05c8c240fc8afeaa928e2bc43f61fa
https://git.kernel.org/stable/c/4fdf6f978c6b605ca0d67bf0e982b7a8fc0f4aab
https://git.kernel.org/stable/c/758dbcc6fbf2286eff02743b093c70a18a407d66
https://git.kernel.org/stable/c/a602ec9d88f177dba78bc97fb1adecc7a71ff279
https://git.kernel.org/stable/c/bfce73088682ef0770da951f51156c36a89be490
https://git.kernel.org/stable/c/c68b2e9ef246117f696e360bbdd2f5736b3a7127
https://git.kernel.org/stable/c/ee8bf0946f62ef00e5db4b613a9f664ac567259a
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.

Results are limited to the first 20 news articles due to potential performance issues.

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
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
No CVSS metrics available for this vulnerability.