CVE-2026-23081: net: phy: intel-xway: fix OF node refcount leakage

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-04 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: net: phy: intel-xway: fix OF node refcount leakage Automated review spotted am OF node reference count leakage when checking if the 'leds' child node exists. Call of_put_node() to correctly maintain the refcount.

Affected products

Linux kernel: from 6.13 before 6.18.8; 6.19-rc1, 6.19-rc2, 6.19-rc3, 6.19-rc4, 6.19-rc5, 6.19-rc6 — fixed in 6.18.8

How to fix

Upgrade to a fixed version: Linux kernel 6.18.8. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/1f24dfd556401b75f78e8d9cbd94dd9f31411c3a
https://git.kernel.org/stable/c/79912b256e14054e6ba177d7e7e631485ce23dbe

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