A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system …

{
                    "vendor": "n/a",
                    "product": "Linux kernel (l2tp)",
                    "versions": [
                        {
                            "version": "up to v6.0",
                            "status": "affected"
                        }
                    ]
                }