CVE-2023-54190
Unknown Unknown - Not Provided
Reference Count Leak in Linux Kernel leds Core Component

Publication date: 2025-12-30

Last updated on: 2025-12-30

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: leds: led-core: Fix refcount leak in of_led_get() class_find_device_by_of_node() calls class_find_device(), it will take the reference, use the put_device() to drop the reference when not need anymore.
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Meta Information
Published
2025-12-30
Last Modified
2025-12-30
Generated
2026-05-07
AI Q&A
2025-12-30
EPSS Evaluated
2026-05-05
NVD
CVE-2023-54190
EUVD
EUVD-2023-60451
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
Helpful Resources
Exploitability
CWE
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KEV
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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 LED core subsystem, specifically in the function of_led_get(). The issue arises because class_find_device_by_of_node() calls class_find_device(), which takes a reference to a device. However, the reference is not properly released with put_device() when it is no longer needed, leading to a reference count leak.


How can this vulnerability impact me? :

The reference count leak can lead to resource leaks in the kernel, potentially causing increased memory usage or instability over time. This may degrade system performance or lead to unexpected behavior in the LED subsystem.


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