{"action":"Upgrade xen to 4.1.3-4 or later.","affected":[{"fixed":"4.1.3-4","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.1.3-4"],"id":"tcs_01M5NA4X0ZP2WPEG8872C7KTYC","modified_at":"2026-10-23T17:47:35.390586109Z","published_at":"2012-11-21T23:55:02.007Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2012-4535","https://security-tracker.debian.org/tracker/CVE-2012-4535"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2012-4535#Debian:13/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2012-4535"}],"summary":"Xen 3.4 through 4.2, and possibly earlier versions, allows local guest OS administrators to cause a denial of service (Xen infinite loop and physical CPU consumption) by setting a VCPU with an \"inappr"}