{"action":"Upgrade xen to 4.15.2-r2 or later.","affected":[{"fixed":"4.15.2-r2","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.15","exploited":false,"fixed_versions":["4.15.2-r2"],"id":"tcs_01M5NDR5RTQQ8ZKCYSQB8VFK7P","modified_at":"2026-10-15T07:17:54.157559525Z","published_at":"2022-06-15T20:15:17.503Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2022-21123","https://security.alpinelinux.org/vuln/CVE-2022-21123"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2022-21123#Alpine:v3.15/xen","url":"https://osv.dev/vulnerability/ALPINE-CVE-2022-21123"}],"summary":"Incomplete cleanup of multi-core shared buffers for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access."}