{"action":"Upgrade linux to 4.19.28-1 or later.","affected":[{"fixed":"4.19.28-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.19.28-1"],"id":"tcs_01M5NDRQN5RPJSSC8T2G3VSCE6","modified_at":"2026-09-21T07:00:28.236546566Z","published_at":"2019-06-14T02:29:00.253Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-12818","https://security-tracker.debian.org/tracker/CVE-2019-12818"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-12818#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-12818"}],"summary":"An issue was discovered in the Linux kernel before 4.20.15. The nfc_llcp_build_tlv function in net/nfc/llcp_commands.c may return NULL. If the caller does not check for this, it will trigger a NULL po"}