CVE-2022-50572
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-22

Last updated on: 2025-10-22

Assigner: kernel.org

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.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2025-10-22
Last Modified
2025-10-22
Generated
2026-05-07
AI Q&A
2025-10-22
EPSS Evaluated
2026-05-05
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-UNKNOWN
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a reference count leak in the Linux kernel's ASoC audio-graph-card component. Specifically, in the function __graph_for_each_link(), the of_get_next_child() function increments the reference count of a node but the previous node's reference count is decremented incorrectly in an error path, leading to a leak. The fix involves properly calling of_node_put() for the cpu_ep node to manage the reference count correctly.


How can this vulnerability impact me? :

The vulnerability causes a reference count leak in kernel memory management, which can lead to resource leaks and potentially degrade system stability or performance over time. However, there is no indication that it leads to direct security breaches such as privilege escalation or data corruption.


Ask Our AI Assistant
Need more information? Ask your question to get an AI reply (Powered by our expertise)
0/70
EPSS Chart