CVE-2022-49752

device property: fix of node refcount leak in fwnode_graph_get_next_endpoint()

Description

In the Linux kernel, the following vulnerability has been resolved: device property: fix of node refcount leak in fwnode_graph_get_next_endpoint() The 'parent' returned by fwnode_graph_get_port_parent() with refcount incremented when 'prev' is not NULL, it needs be put when finish using it. Because the parent is const, introduce a new variable to store the returned fwnode, then put it before returning from fwnode_graph_get_next_endpoint().

5.5

CVSS

Severity: Medium

CVSS 3.1 •

EPSS 0.01%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/7701a4bd45c11f9a289d8f262fad05705a012339	patch
https://git.kernel.org/stable/c/e75485fc589ec729cc182aa9b41dfb6c15ae6f6e	patch
https://git.kernel.org/stable/c/39af728649b05e88a2b40e714feeee6451c3f18e	patch

Frequently Asked Questions

What is the severity of CVE-2022-49752?: CVE-2022-49752 has been scored as a medium severity vulnerability.
How to fix CVE-2022-49752?: To fix CVE-2022-49752, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-49752 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2022-49752 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-49752?: CVE-2022-49752 affects Linux Linux, Linux Linux.

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