{"action":"Upgrade xen to 4.16.2-r1 or later.","affected":[{"fixed":"4.16.2-r1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.20","exploited":false,"fixed_versions":["4.16.2-r1"],"id":"tcs_01M5NECPVMGR3P8NB93EY11Z5V","modified_at":"2026-10-15T07:17:54.263377053Z","published_at":"2022-11-01T13:15:12.163Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2022-42327","https://security.alpinelinux.org/vuln/CVE-2022-42327"],"severity":{"label":"high","score":7.1},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2022-42327#Alpine:v3.20/xen","url":"https://osv.dev/vulnerability/ALPINE-CVE-2022-42327"}],"summary":"x86: unintended memory sharing between guests On Intel systems that support the \"virtualize APIC accesses\" feature, a guest can read and write the global shared xAPIC page by moving the local APIC out"}