CVE-2022-50857
Published Dec 30, 2025
Modified Apr 15, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: rapidio: rio: fix possible name leak in rio_register_mport() If device_register() returns error, the name allocated by dev_set_name() need be freed. It should use put_device() to give up the reference in the error path, so that the name can be freed in kobject_cleanup(), and list_del() is called to delete the port from rio_mports.
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References
Other References
https://git.kernel.org/stable/c/0a71344f99289250e4d5b8adbac76f444485c840
https://git.kernel.org/stable/c/117fede82e9d6ea3de30746d500eb5edc2eb8310
https://git.kernel.org/stable/c/1bbad5793f404cf218757e3beb600eca6080330f
https://git.kernel.org/stable/c/4ddbeae5f224d924cf0b12460dda88c7480aa452
https://git.kernel.org/stable/c/97d9eb45ffa67ffa112a6659953321b8f7db0065
https://git.kernel.org/stable/c/9abba4aa60874c5216fc8de7dededadc791de696
https://git.kernel.org/stable/c/a47de2fd3f88a7788be19f94ade72c2244a98045
https://git.kernel.org/stable/c/a73a626c0510d203e369aeb26c4d6ec9c75af027
https://git.kernel.org/stable/c/e92a216d16bde65d21a3227e0fb2aa0794576525
Frequently Asked Questions
What is CVE-2022-50857? +
In the Linux kernel, the following vulnerability has been resolved:
rapidio: rio: fix possible name leak in rio_register_mport()
If device_register() returns error, the name allocated by dev_set_name()
need be freed. It should use put_device() to give up the reference in the
error path, so that the name can be freed in kobject_cleanup(), and
list_del() is called to delete the port from rio_mports.
How do I check if I'm vulnerable to CVE-2022-50857? +
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.