{"action":"Upgrade ntp to 1:4.2.8p4+dfsg-2 or later.","affected":[{"fixed":"1:4.2.8p4+dfsg-2","introduced":"0"}],"component":"ntp","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:11","exploited":false,"fixed_versions":["1:4.2.8p4+dfsg-2"],"id":"tcs_01M5NB8FE8ZE43KKH0NESRV7N9","modified_at":"2026-08-27T23:01:15.714483232Z","published_at":"2017-07-21T14:29:00.927Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2015-5300","https://security-tracker.debian.org/tracker/CVE-2015-5300"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2015-5300","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2015-5300"}],"summary":"The panic_gate check in NTP before 4.2.8p5 is only re-enabled after the first change to the system clock that was greater than 128 milliseconds by default, which allows remote attackers to set NTP to"}