{"action":"Upgrade xen to 4.14.3+32-g9de3671772-1 or later.","affected":[{"fixed":"4.14.3+32-g9de3671772-1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.14.3+32-g9de3671772-1"],"id":"tcs_01M5NFHQ3MH1EYDWGYEE0DX3AH","modified_at":"2026-10-23T18:03:57.484074047Z","published_at":"2021-11-24T01:15:08.170Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-28707","https://security-tracker.debian.org/tracker/CVE-2021-28707"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-28707#Debian:13/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-28707"}],"summary":"PoD operations on misaligned GFNs T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] x86 HVM and PVH guests may be started"}