{"action":"Upgrade ntpsec to 1.2.5+dfsg-1 or later.","affected":[{"fixed":"1.2.5+dfsg-1","introduced":"0"}],"component":"ntpsec","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.2.5+dfsg-1"],"id":"tcs_01M5NQWABTAPRSK3CTWEF4YC04","modified_at":"2026-10-01T03:03:20.923392865Z","published_at":"2026-07-31T19:17:08.183Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-18321","https://security-tracker.debian.org/tracker/CVE-2026-18321"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-18321#Debian:14/ntpsec","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-18321"}],"summary":"Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd"}