{"action":"Upgrade linux to 4.15.11-1 or later.","affected":[{"fixed":"4.15.11-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.15.11-1"],"id":"tcs_01M5NGE3KFGN5DP901BMS4A5Q7","modified_at":"2026-10-15T08:00:49.682914962Z","published_at":"2022-12-16T16:15:19.477Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2022-20567","https://security-tracker.debian.org/tracker/CVE-2022-20567"],"severity":{"label":"medium","score":6.4},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2022-20567#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2022-20567"}],"summary":"In pppol2tp_create of l2tp_ppp.c, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction"}