{"action":"Upgrade xen to 4.11.1-1 or later.","affected":[{"fixed":"4.11.1-1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.11.1-1"],"id":"tcs_01M5ND9JRPDBEWASNDHAMMYPV2","modified_at":"2026-10-23T18:03:47.926349431Z","published_at":"2018-12-08T04:29:00.420Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-19965","https://security-tracker.debian.org/tracker/CVE-2018-19965"],"severity":{"label":"medium","score":5.6},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-19965#Debian:14/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-19965"}],"summary":"An issue was discovered in Xen through 4.11.x allowing 64-bit PV guest OS users to cause a denial of service (host OS crash) because #GP[0] can occur after a non-canonical address is passed to the TLB"}