CVE-2026-64526: ethtool: tsconfig: fix missing ethnl_ops_complete()

Severity: unknown
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: 2026-07-25 · updated 2026-07-25

Description

In the Linux kernel, the following vulnerability has been resolved: ethtool: tsconfig: fix missing ethnl_ops_complete() tsconfig_prepare_data() calls ethnl_ops_begin(), we need to call ethnl_ops_complete() before returning the error.

Affected products

Linux kernel: 6.14 — fixed in 7.1

How to fix

Upgrade to a fixed version: Linux kernel 7.1. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/6386bd772de64e6760306eb91c7e86163af6c22f
https://git.kernel.org/stable/c/d02342d9bb4f0ab682f1846a4fbc15dd2955f7e6
https://git.kernel.org/stable/c/d53fe379d1f9a92e8a1bb2556084c8c177ebf8fd

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