{"action":"Upgrade xen to 4.13.1-r4 or later.","affected":[{"fixed":"4.13.1-r4","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["4.13.1-r4"],"id":"tcs_01M5NC90PMN1KN7WJHCFSC7SVN","modified_at":"2026-10-26T11:17:55.136261996Z","published_at":"2020-07-07T13:15:10.243Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-15567","https://security.alpinelinux.org/vuln/CVE-2020-15567"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-15567#Alpine:v3.23/xen","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-15567"}],"summary":"An issue was discovered in Xen through 4.13.x, allowing Intel guest OS users to gain privileges or cause a denial of service because of non-atomic modification of a live EPT PTE. When mapping guest EP"}