{"action":"Upgrade xen to 4.19.5-r2 or later.","affected":[{"fixed":"4.19.5-r2","introduced":"4.2.0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.21","exploited":false,"fixed_versions":["4.19.5-r2"],"id":"tcs_01M5NFKSGMBYJGB2PXT9Y4FVPY","modified_at":"2026-10-01T02:17:49.211641809Z","published_at":"2026-05-19T14:16:38.817Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-23557","https://security.alpinelinux.org/vuln/CVE-2026-23557"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-23557#Alpine:v3.21/xen","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-23557"}],"summary":"Any guest can cause xenstored to crash by issuing a XS_RESET_WATCHES"}