{"action":"Upgrade xen to 4.4.1-4 or later.","affected":[{"fixed":"4.4.1-4","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.4.1-4"],"id":"tcs_01M5NAVN00BPEE4GKCSRB1BP2X","modified_at":"2026-10-23T15:47:29.267272800Z","published_at":"2014-08-22T14:55:08.343Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2014-5149","https://security-tracker.debian.org/tracker/CVE-2014-5149"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2014-5149","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2014-5149"}],"summary":"Certain MMU virtualization operations in Xen 4.2.x through 4.4.x, when using shadow pagetables, are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by inv"}