{"action":"Upgrade xen to 4.8.3+xsa267+shim4.10.1+xsa267-1+deb9u9 or later.","affected":[{"fixed":"4.8.3+xsa267+shim4.10.1+xsa267-1+deb9u9","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.8.3+xsa267+shim4.10.1+xsa267-1+deb9u9"],"id":"tcs_01M5ND0JHBZDHT5R5QKB21CG76","modified_at":"2026-10-23T18:03:53.973916499Z","published_at":"2018-07-02T17:29:00.583Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-12893","https://security-tracker.debian.org/tracker/CVE-2018-12893"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-12893#Debian:14/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-12893"}],"summary":"An issue was discovered in Xen through 4.10.x. One of the fixes in XSA-260 added some safety checks to help prevent Xen livelocking with debug exceptions. Unfortunately, due to an oversight, at least"}