{"action":"Upgrade xen to 4.12.3-r2 or later.","affected":[{"fixed":"4.12.3-r2","introduced":"3.2.0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.10","exploited":false,"fixed_versions":["4.12.3-r2"],"id":"tcs_01M5NC8RAEG7FD5PAJ6RSGDCSM","modified_at":"2026-09-11T10:17:51.388861410Z","published_at":"2020-07-07T13:15:10.103Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-15565","https://security.alpinelinux.org/vuln/CVE-2020-15565"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-15565","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-15565"}],"summary":"An issue was discovered in Xen through 4.13.x, allowing x86 Intel HVM guest OS users to cause a host OS denial of service or possibly gain privileges because of insufficient cache write-back under VT-"}