{"action":"Upgrade xen to 4.8.1-1+deb9u3 or later.","affected":[{"fixed":"4.8.1-1+deb9u3","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.8.1-1+deb9u3"],"id":"tcs_01M5NBZ4SGS71PDK62B8C025F0","modified_at":"2026-09-01T20:03:41.950154545Z","published_at":"2017-08-24T14:29:00.350Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-12137","https://security-tracker.debian.org/tracker/CVE-2017-12137"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-12137","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-12137"}],"summary":"arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to map_grant_ref."}