CVE-2023-53757
Published Dec 8, 2025
Modified Apr 15, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: irqchip/irq-mvebu-gicp: Fix refcount leak in mvebu_gicp_probe of_irq_find_parent() returns a node pointer with refcount incremented, We should use of_node_put() on it when not needed anymore. Add missing of_node_put() to avoid refcount leak.
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References
Other References
https://git.kernel.org/stable/c/4545d7a70ce0fc78b1d3c33c4a0939a86f363b57
https://git.kernel.org/stable/c/88cb93d3a16f706bd7213f8a5882c394e5d10c4e
https://git.kernel.org/stable/c/91e149b201bdb68c77011d50d011e47fadbcc8bd
https://git.kernel.org/stable/c/9419e700021a393f67be36abd0c4f3acc6139041
https://git.kernel.org/stable/c/bb755e020abc24793b9411c9419ed43f07f9a03d
https://git.kernel.org/stable/c/c7d78d36e19eeb74a1c12799fbadbcdbaf36c0bd
https://git.kernel.org/stable/c/cee12e8be8e227731a845ae43a4c9ce2e404be45
https://git.kernel.org/stable/c/d6b99b9b5e354f9c801a3cc3b1d4881d920e1718
Frequently Asked Questions
What is CVE-2023-53757? +
In the Linux kernel, the following vulnerability has been resolved:
irqchip/irq-mvebu-gicp: Fix refcount leak in mvebu_gicp_probe
of_irq_find_parent() returns a node pointer with refcount incremented,
We should use of_node_put() on it when not needed anymore.
Add missing of_node_put() to avoid refcount leak.
How do I check if I'm vulnerable to CVE-2023-53757? +
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.