{"action":"Upgrade firefox-esr to 45.8.0esr-1 or later.","affected":[{"fixed":"45.8.0esr-1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["45.8.0esr-1"],"id":"tcs_01M5NCECTA6SMS2YAYRHV2GMPP","modified_at":"2026-09-01T20:03:48.087837876Z","published_at":"2018-06-11T21:29:04Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-5400","https://security-tracker.debian.org/tracker/CVE-2017-5400"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-5400#Debian:14/firefox-esr","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-5400"}],"summary":"JIT-spray targeting asm.js combined with a heap spray allows for a bypass of ASLR and DEP protections leading to potential memory corruption attacks. This vulnerability affects Firefox < 52, Firefox E"}