CVE-2023-54190
Published Dec 30, 2025
Modified Apr 15, 2026
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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References
Other References
https://git.kernel.org/stable/c/1d6101d9222e1ca8c01b3fa9ebf0dcf7bcd82564
https://git.kernel.org/stable/c/690efcb5827c3bacbf1de90cd14907b91bf8cb7b
https://git.kernel.org/stable/c/d880981b82223f9bf128dfdd2424abb0c658f345
https://git.kernel.org/stable/c/da1afe8e6099980fe1e2fd7436dca284af9d3f29
https://git.kernel.org/stable/c/ddf3e82164afd9381b1d52c9f00b3878f7b6d308
Frequently Asked Questions
What is CVE-2023-54190? +
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.
How do I check if I'm vulnerable to CVE-2023-54190? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.