CVE-2022-49188 Information

Description

In the Linux kernel the following vulnerability has been resolved:

remoteproc: qcom_q6v5_mss: Fix some leaks in q6v5_alloc_memory_region

The device_node pointer is returned by of_parse_phandle() or of_get_child_by_name() with refcount incremented. We should use of_node_put() on it when done.

This function only call of_node_put(node) when of_address_to_resource succeeds missing error cases.

Reference

https://git.kernel.org/stable/c/07a5dcc4bed9d7cae54adf5aa10ff9f037a3204b https://git.kernel.org/stable/c/a7d988735e757e111f9722de7cf1b40a84a48b1f https://git.kernel.org/stable/c/b9df3007b3cda4936cc50f5a7d2d30505a652828 https://git.kernel.org/stable/c/bd4771ba2cf9e18473a42b5b70175e50d67a64bb https://git.kernel.org/stable/c/f7210ca29a783c94478da02368731e4c9cf7cdb7