{"action":"Upgrade xen to 4.4.0-1 or later.","affected":[{"fixed":"4.4.0-1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.4.0-1"],"id":"tcs_01M5NAJ11WH3YMPR9CDT9PFXN7","modified_at":"2026-09-01T20:03:18.407446431Z","published_at":"2013-12-24T19:55:07.163Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2013-4553","https://security-tracker.debian.org/tracker/CVE-2013-4553"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2013-4553","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2013-4553"}],"summary":"The XEN_DOMCTL_getmemlist hypercall in Xen 3.4.x through 4.3.x (possibly 4.3.1) does not always obtain the page_alloc_lock and mm_rwlock in the same order, which allows local guest administrators to c"}