CVE-2019-12818

CVE-2019-12818 affects the Linux kernel prior to 4.20.15. The issue is in the NFC LLCP code: nfc_llcp_build_tlv in net/nfc/llcp_commands.c may return NULL, and if the caller neglects to check, a NULL pointer dereference can occur, leading to denial of service. The vulnerability impacts nfc_llcp_b...