{"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:14","exploited":false,"fixed_versions":["4.1.3-4"],"id":"tcs_01M5NA4XNGRSQHNDKB07JDKHZA","modified_at":"2026-10-23T17:47:37.331537695Z","published_at":"2012-11-21T23:55:02.117Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2012-4536","https://security-tracker.debian.org/tracker/CVE-2012-4536"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2012-4536#Debian:14/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2012-4536"}],"summary":"The (1) domain_pirq_to_emuirq and (2) physdev_unmap_pirq functions in Xen 2.2 allows local guest OS administrators to cause a denial of service (Xen crash) via a crafted pirq value that triggers an ou"}