CVE-2022-50032
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-06-18

Last updated on: 2025-11-13

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: usb: renesas: Fix refcount leak bug In usbhs_rza1_hardware_init(), of_find_node_by_name() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.
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Meta Information
Published
2025-06-18
Last Modified
2025-11-13
Generated
2026-05-07
AI Q&A
2025-06-18
EPSS Evaluated
2026-05-05
NVD
Affected Vendors & Products
Showing 5 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
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Exploitability
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CWE ID Description
CWE-NVD-CWE-Other
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AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a reference count leak in the Linux kernel's Renesas USB driver. Specifically, in the function usbhs_rza1_hardware_init(), the function of_find_node_by_name() returns a node pointer with its reference count incremented, but the code does not properly decrement the reference count by calling of_node_put() when the node is no longer needed. This leads to a refcount leak bug.


How can this vulnerability impact me? :

The impact of this vulnerability is a resource leak in the kernel, which could potentially lead to increased memory usage or system instability over time if the reference counts are not properly released. However, no direct security impact such as privilege escalation or data corruption is described.


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