{"action":"Upgrade xen to 4.6.6-r3 or later.","affected":[{"fixed":"4.6.6-r3","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.4","exploited":false,"fixed_versions":["4.6.6-r3"],"id":"tcs_01M5N9C5WX914SN0PCG013VXWH","modified_at":"2026-06-15T18:24:31.328132035Z","published_at":"2017-12-12T23:29:00.470Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2017-17565","https://security.alpinelinux.org/vuln/CVE-2017-17565"],"severity":{"label":"medium","score":5.6},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2017-17565","url":"https://osv.dev/vulnerability/ALPINE-CVE-2017-17565"}],"summary":"An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service (host OS crash) if shadow mode and log-dirty mode are in place, because of an incorrect assertion r"}