{"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_01M5NFHPSJGCQ3YTQ19G1F8QM1","modified_at":"2026-10-23T18:03:12.265499888Z","published_at":"2021-11-24T01:15:08.127Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-28706","https://security-tracker.debian.org/tracker/CVE-2021-28706"],"severity":{"label":"high","score":8.6},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-28706#Debian:13/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-28706"}],"summary":"guests may exceed their designated memory limit When a guest is permitted to have close to 16TiB of memory, it may be able to issue hypercalls to increase its memory allocation beyond the administrato"}