{"action":"Upgrade xen to 4.15.5-r2 or later.","affected":[{"fixed":"4.15.5-r2","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.15","exploited":false,"fixed_versions":["4.15.5-r2"],"id":"tcs_01M5NEJGT0H35FP08T3PA7F5KH","modified_at":"2026-10-26T17:17:58.606226308Z","published_at":"2023-08-08T18:15:11.653Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2023-20588","https://security.alpinelinux.org/vuln/CVE-2023-20588"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2023-20588","url":"https://osv.dev/vulnerability/ALPINE-CVE-2023-20588"}],"summary":"A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality."}