{"action":"Upgrade xen to 4.8.0-1 or later.","affected":[{"fixed":"4.8.0-1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.8.0-1"],"id":"tcs_01M5NBT8HSNVA82Q1RCKGWMEQB","modified_at":"2026-09-22T07:02:30.203884415Z","published_at":"2017-01-23T21:59:02.753Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-9380","https://security-tracker.debian.org/tracker/CVE-2016-9380"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-9380#Debian:14/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-9380"}],"summary":"The pygrub boot loader emulator in Xen, when nul-delimited output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via NUL bytes in"}