{"action":"Upgrade firefox-esr to 45.7.0esr-1 or later.","affected":[{"fixed":"45.7.0esr-1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["45.7.0esr-1"],"id":"tcs_01M5NCEA8PHVM1GPAWEWD4BY4D","modified_at":"2026-09-01T20:03:48.106451250Z","published_at":"2018-06-11T21:29:03.013Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-5380","https://security-tracker.debian.org/tracker/CVE-2017-5380"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-5380","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-5380"}],"summary":"A potential use-after-free found through fuzzing during DOM manipulation of SVG content. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51."}