{"action":"Upgrade xen to 4.11.1-r0 or later.","affected":[{"fixed":"4.11.1-r0","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.11","exploited":false,"fixed_versions":["4.11.1-r0"],"id":"tcs_01M5NAC69DMNX6045Q828WAWSE","modified_at":"2026-10-23T17:17:55.219958752Z","published_at":"2018-08-17T18:29:00.740Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-15468","https://security.alpinelinux.org/vuln/CVE-2018-15468"],"severity":{"label":"medium","score":6},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-15468#Alpine:v3.11/xen","url":"https://osv.dev/vulnerability/ALPINE-CVE-2018-15468"}],"summary":"An issue was discovered in Xen through 4.11.x. The DEBUGCTL MSR contains several debugging features, some of which virtualise cleanly, but some do not. In particular, Branch Trace Store is not virtual"}