CVE-2026-43454

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

Description An issue exists in the netfilter nf tables component where duplicate device registration can occur when handling NETDEV REGISTER notifications. This happens because a device might have already been added by the nft netdev hook alloc() function during hook creation.

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