{"action":"Upgrade xen to 4.8.2+xsa245-0+deb9u1 or later.","affected":[{"fixed":"4.8.2+xsa245-0+deb9u1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.8.2+xsa245-0+deb9u1"],"id":"tcs_01M5NC6QGC0PTCFKMWSZ0ZD40T","modified_at":"2026-09-01T20:03:44.795840182Z","published_at":"2017-10-30T14:29:00.847Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-15597","https://security-tracker.debian.org/tracker/CVE-2017-15597"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-15597#Debian:13/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-15597"}],"summary":"An issue was discovered in Xen through 4.9.x. Grant copying code made an implication that any grant pin would be accompanied by a suitable page reference. Other portions of code, however, did not matc"}