CVE-2022-49716

irqchip/gic-v3: Fix error handling in gic_populate_ppi_partitions

Description

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3: Fix error handling in gic_populate_ppi_partitions of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. When kcalloc fails, it missing of_node_put() and results in refcount leak. Fix this by goto out_put_node label.

5.5

CVSS

Severity: Medium

CVSS 3.1 •

EPSS 0.02%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/58e67c81e229351027d28c610638378606e33a08	patch
https://git.kernel.org/stable/c/7c9dd9d23f26dabcfb14148b9acdfba540418b19	patch
https://git.kernel.org/stable/c/0b325d993995a321f6ab4e6c51f0504ec092bf5b	patch
https://git.kernel.org/stable/c/c83c34c57798fc41faefcf078be78683db2f4beb	patch
https://git.kernel.org/stable/c/ec8401a429ffee34ccf38cebf3443f8d5ae6cb0d	patch

Frequently Asked Questions

What is the severity of CVE-2022-49716?: CVE-2022-49716 has been scored as a medium severity vulnerability.
How to fix CVE-2022-49716?: To fix CVE-2022-49716, 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-2022-49716 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2022-49716 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-2022-49716?: CVE-2022-49716 affects Linux Linux, Linux Linux.

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