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CVE-2022-50572
ASoC: audio-graph-card: fix refcount leak of cpu_ep in __graph_for_each_link()
Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: audio-graph-card: fix refcount leak of cpu_ep in __graph_for_each_link() The of_get_next_child() returns a node with refcount incremented, and decrements the refcount of prev. So in the error path of the while loop, of_node_put() needs be called for cpu_ep.

INFO

Published Date :

Oct. 22, 2025, 2:15 p.m.

Last Modified :

Oct. 22, 2025, 9:12 p.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2022-50572 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 reference counting leak in the audio graph card component of the Linux kernel.
  • Apply the patch resolving the refcount leak.
  • Ensure of_node_put() is called in error paths.
  • Update the Linux kernel to the patched version.
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-2022-50572.

URL Resource
https://git.kernel.org/stable/c/06c9d468c06806dab752eb8e72addbf3792c1023
https://git.kernel.org/stable/c/49dad92af6892f46851af989ef3aa7cd7316c389
https://git.kernel.org/stable/c/4cc8431ec77a43ea106d8bde0860c61cfdda1cd0
https://git.kernel.org/stable/c/85eb5c952b7fe2d2059beaa4a4dd26688b25547b
https://git.kernel.org/stable/c/8ab2d12c726f0fde0692fa5d81d8019b3dcd62d0
https://git.kernel.org/stable/c/ed1376f771404917c2ec3ebc617431ec01146134
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50572 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-2022-50572 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-2022-50572 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-2022-50572 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. 22, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: ASoC: audio-graph-card: fix refcount leak of cpu_ep in __graph_for_each_link() The of_get_next_child() returns a node with refcount incremented, and decrements the refcount of prev. So in the error path of the while loop, of_node_put() needs be called for cpu_ep.
    Added Reference https://git.kernel.org/stable/c/06c9d468c06806dab752eb8e72addbf3792c1023
    Added Reference https://git.kernel.org/stable/c/49dad92af6892f46851af989ef3aa7cd7316c389
    Added Reference https://git.kernel.org/stable/c/4cc8431ec77a43ea106d8bde0860c61cfdda1cd0
    Added Reference https://git.kernel.org/stable/c/85eb5c952b7fe2d2059beaa4a4dd26688b25547b
    Added Reference https://git.kernel.org/stable/c/8ab2d12c726f0fde0692fa5d81d8019b3dcd62d0
    Added Reference https://git.kernel.org/stable/c/ed1376f771404917c2ec3ebc617431ec01146134
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.