CVE-2022-49284 Information

Description

In the Linux kernel the following vulnerability has been resolved:

coresight: syscfg: Fix memleak on registration failure in cscfg_create_device

device_register() calls device_initialize() according to doc of device_initialize:

Use put_device() to give up your reference instead of freeing
 @dev directly once you have called this function.

To prevent potential memleak use put_device() for error handling.

Reference

https://git.kernel.org/stable/c/412225b32986d5b11c3c1ad9234c50a3f5c52c76 https://git.kernel.org/stable/c/a529af1f5a5c096f3e18f0d5a32cfcc3d82df1ec https://git.kernel.org/stable/c/c61e2fc87f24cae4701f352fe9ecd4c5c143106c https://git.kernel.org/stable/c/cfa5dbcdd7aece76f3415284569f2f384aff0253