{"action":"Upgrade xen to 4.13.3-r2 or later.","affected":[{"fixed":"4.13.3-r2","introduced":"4.0.0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.11","exploited":false,"fixed_versions":["4.13.3-r2"],"id":"tcs_01M5ND3XP80ESMZC2F99ZCVDHD","modified_at":"2026-10-23T17:17:56.175098888Z","published_at":"2021-08-27T19:15:07.673Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-28697","https://security.alpinelinux.org/vuln/CVE-2021-28697"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-28697","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-28697"}],"summary":"grant table v2 status pages may remain accessible after de-allocation Guest get permitted access to certain Xen-owned pages of memory. The majority of such pages remain allocated / associated with a g"}