CVE-2026-43219

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A flaw exists in the cpsw new component of the Linux kernel. An error during the register netdev() process for the first MAC in cpsw register ports() could lead to a situation where cpsw unregister ports() attempts to unregister a second MAC that was not properly registered. This occurs because the system may attempt to unregister a network device (netdev) before it has been successfully registered.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.