CVE-2025-21666 | Linux Kernel up to 5.15.176/6.1.126/6.6.73/6.12.10 vsock_*_has_data null pointer dereference

CVE-2025-21666 | Linux Kernel up to 5.15.176/6.1.126/6.6.73/6.12.10 vsock_*_has_data null pointer dereference

A vulnerability classified as problematic was found in Linux Kernel up to 5.15.176/6.1.126/6.6.73/6.12.10. This vulnerability affects the function vsock_*_has_data. The manipulation leads to null pointer dereference. This vulnerability was named CVE-2025-21666. The attack needs to be initiated within the local network. There is no exploit available. It is recommended to upgrade the affected component.