{"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:12","exploited":false,"fixed_versions":["4.8.2+xsa245-0+deb9u1"],"id":"tcs_01M5NC6NPSJN8VSNKY6KVXFBSS","modified_at":"2026-09-01T20:03:44.713198641Z","published_at":"2017-10-18T08:29:00.513Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-15593","https://security-tracker.debian.org/tracker/CVE-2017-15593"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-15593","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-15593"}],"summary":"An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to cause a denial of service (memory leak) because reference counts are mishandled."}