{"action":"Upgrade systemd to 240-4 or later.","affected":[{"fixed":"240-4","introduced":"0"}],"component":"systemd","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["240-4"],"id":"tcs_01M5ND5B4FWR0PHFG14KS9481C","modified_at":"2026-10-23T18:03:01.370389276Z","published_at":"2019-01-11T20:29:00.277Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-16864","https://security-tracker.debian.org/tracker/CVE-2018-16864"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-16864","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-16864"}],"summary":"An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program with long command line arguments calls sys"}