{"action":"Upgrade xen to 4.11.2-r0 or later.","affected":[{"fixed":"4.11.2-r0","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.9","exploited":false,"fixed_versions":["4.11.2-r0"],"id":"tcs_01M5NBGG4AVS4ZR6X2GHQBDQY6","modified_at":"2026-09-21T06:17:52.497985959Z","published_at":"2019-10-08T01:15:10.627Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2019-17343","https://security.alpinelinux.org/vuln/CVE-2019-17343"],"severity":{"label":"medium","score":6.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2019-17343","url":"https://osv.dev/vulnerability/ALPINE-CVE-2019-17343"}],"summary":"An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains."}