{"action":"Upgrade xen to 4.8.1-1+deb9u3 or later.","affected":[{"fixed":"4.8.1-1+deb9u3","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.8.1-1+deb9u3"],"id":"tcs_01M5NC6PYDPG0NPF91MGJ92XM7","modified_at":"2026-09-01T20:03:44.764186658Z","published_at":"2017-10-18T08:29:00.607Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-15596","https://security-tracker.debian.org/tracker/CVE-2017-15596"],"severity":{"label":"medium","score":6},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-15596","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-15596"}],"summary":"An issue was discovered in Xen 4.4.x through 4.9.x allowing ARM guest OS users to cause a denial of service (prevent physical CPU usage) because of lock mishandling upon detection of an add-to-physmap"}