{"action":"Upgrade xen to 4.11.3-r2 or later.","affected":[{"fixed":"4.11.3-r2","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.9","exploited":false,"fixed_versions":["4.11.3-r2"],"id":"tcs_01M5NC3229N6KW0XDTEGDN52YT","modified_at":"2026-10-26T11:17:55.101196294Z","published_at":"2020-04-14T13:15:12.970Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-11743","https://security.alpinelinux.org/vuln/CVE-2020-11743"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-11743#Alpine:v3.9/xen","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-11743"}],"summary":"An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of a bad error path in GNTTABOP_map_grant. Grant table operations are expected to return 0 f"}