{"action":"Upgrade xen to 4.6.0-1 or later.","affected":[{"fixed":"4.6.0-1","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.6.0-1"],"id":"tcs_01M5NB7JSBFYTJJ8R2DAFEKAJP","modified_at":"2026-09-09T06:47:23.580485703Z","published_at":"2015-06-15T15:59:12.413Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2015-4163","https://security-tracker.debian.org/tracker/CVE-2015-4163"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2015-4163#Debian:13/xen","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2015-4163"}],"summary":"GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercal"}