CVE-2022-49835 Information

Description

In the Linux kernel the following vulnerability has been resolved:

ALSA: hda: fix potential memleak in ‘add_widget_node’

As ‘kobject_add’ may allocated memory for ‘kobject->name’ when return error. And in this function if call ‘kobject_add’ failed didn’t free kobject. So call ‘kobject_put’ to recycling resources.

Reference

https://git.kernel.org/stable/c/02dea987ec1cac712c78e75d224ceb9bb73519ed https://git.kernel.org/stable/c/3a79f9568de08657fcdbc41d6fc4c0ca145a7a2b https://git.kernel.org/stable/c/455d99bd6baf19688048b6d42d9fa74eae27f93b https://git.kernel.org/stable/c/7140d7aaf93da6a665b454f91bb4dc6b1de218bd https://git.kernel.org/stable/c/90b7d055e2b5f39429f9a9e3815b48a48530ef28 https://git.kernel.org/stable/c/9a5523f72bd2b0d66eef3d58810c6eb7b5ffc143 https://git.kernel.org/stable/c/b688a3ec235222d9a84e43a48a6f31acb95baf2d https://git.kernel.org/stable/c/bb0ac8d5e541224f599bc8e8f31a313faa4bf7b7