{"action":"Upgrade xen to 4.8.0~rc3-1 or later.","affected":[{"fixed":"4.8.0~rc3-1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.8.0~rc3-1"],"id":"tcs_01M5NBNZPYMRCVXPJCE5Q5825K","modified_at":"2026-09-22T07:01:38.887270069Z","published_at":"2016-08-02T16:59:08.133Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2016-6258","https://security-tracker.debian.org/tracker/CVE-2016-6258"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2016-6258","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2016-6258"}],"summary":"The PV pagetable code in arch/x86/mm.c in Xen 4.7.x and earlier allows local 32-bit PV guest OS administrators to gain host OS privileges by leveraging fast-paths for updating pagetable entries."}