CVE-2024-46767: net: phy: Fix missing of_node_put() for leds

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-09-18 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: net: phy: Fix missing of_node_put() for leds The call of of_get_child_by_name() will cause refcount incremented for leds, if it succeeds, it should call of_node_put() to decrease it, fix it.

Affected products

Linux kernel: from 6.4 before 6.6.51; from 6.7 before 6.10.10; 6.11-rc1, 6.11-rc2, 6.11-rc3, 6.11-rc4, 6.11-rc5, 6.11-rc6 — fixed in 6.10.10, 6.6.51

How to fix

Upgrade to a fixed version: Linux kernel 6.10.10, 6.6.51. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/2560db6ede1aaf162a73b2df43e0b6c5ed8819f7
https://git.kernel.org/stable/c/26928c8f00f6bb0e194f3957fe51c69d36838eb2
https://git.kernel.org/stable/c/d9c8dbbc236cdc6231ee91cdede2fc97b430cfff

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