What’s Vulnerable › Vulnerabilities

CVE-2022-49466: regulator: scmi: Fix refcount leak in scmi_regulator_probe

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-02-26 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: regulator: scmi: Fix refcount leak in scmi_regulator_probe of_find_node_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.

Affected products

• Linux kernel: from 5.11 before 5.15.46; from 5.16 before 5.17.14; from 5.18 before 5.18.3 — fixed in 5.15.46, 5.17.14, 5.18.3

How to fix

Upgrade to a fixed version: Linux kernel 5.15.46, 5.17.14, 5.18.3. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/299a002161c7bfb72e99ba45e5b660aecc344ea0
• https://git.kernel.org/stable/c/4a59c763ef9b68c711dc2fd2ef4a6648da5480ee
• https://git.kernel.org/stable/c/68d6c8476fd4f448e70e0ab31ff972838ac41dae
• https://git.kernel.org/stable/c/9ebbfa73d69909b7c737f599fd4ebd42318fc881

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