CVE-2025-21664 | Linux Kernel up to 6.1.124/6.6.71/6.12.9 rculist.h list_empty_rcu null pointer dereference

CVE-2025-21664 | Linux Kernel up to 6.1.124/6.6.71/6.12.9 rculist.h list_empty_rcu null pointer dereference

A vulnerability was found in Linux Kernel up to 6.1.124/6.6.71/6.12.9 and classified as critical. Affected by this issue is the function list_empty_rcu in the library rculist.h. The manipulation leads to null pointer dereference. This vulnerability is handled as CVE-2025-21664. Access to the local network is required for this attack to succeed. There is no exploit available. It is recommended to upgrade the affected component.