{"action":"Upgrade xen to 4.14.0+80-gd101b417b7-1 or later.","affected":[{"fixed":"4.14.0+80-gd101b417b7-1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.14.0+80-gd101b417b7-1"],"id":"tcs_01M5NFHNQX6ZH989T2ZJWHCBXQ","modified_at":"2026-10-23T18:03:57.481365775Z","published_at":"2021-12-07T12:15:08.610Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-28703","https://security-tracker.debian.org/tracker/CVE-2021-28703"],"severity":{"label":"high","score":7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-28703","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-28703"}],"summary":"grant table v2 status pages may remain accessible after de-allocation (take two) Guest get permitted access to certain Xen-owned pages of memory. The majority of such pages remain allocated / associat"}