{"action":"Upgrade xen to 4.7.3-r3 or later.","affected":[{"fixed":"4.7.3-r3","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.5","exploited":false,"fixed_versions":["4.7.3-r3"],"id":"tcs_01M5N98XVQBWCE07BKRPJFX990","modified_at":"2026-06-15T18:24:27.552098721Z","published_at":"2017-10-18T08:29:00.607Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2017-15596","https://security.alpinelinux.org/vuln/CVE-2017-15596"],"severity":{"label":"medium","score":6},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2017-15596#Alpine:v3.5/xen","url":"https://osv.dev/vulnerability/ALPINE-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"}