{"action":"Upgrade xen to 4.10.0-r2 or later.","affected":[{"fixed":"4.10.0-r2","introduced":"4.8.0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.13","exploited":false,"fixed_versions":["4.10.0-r2"],"id":"tcs_01M5NB0F4E2AB1BBP2VHYMM4D5","modified_at":"2026-10-23T17:17:55.296802198Z","published_at":"2018-02-27T19:29:00.700Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-7542","https://security.alpinelinux.org/vuln/CVE-2018-7542"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-7542#Alpine:v3.13/xen","url":"https://osv.dev/vulnerability/ALPINE-CVE-2018-7542"}],"summary":"An issue was discovered in Xen 4.8.x through 4.10.x allowing x86 PVH guest OS users to cause a denial of service (NULL pointer dereference and hypervisor crash) by leveraging the mishandling of config"}