{"action":"Upgrade xen to 4.13.1-r4 or later.","affected":[{"fixed":"4.13.1-r4","introduced":"0"}],"component":"xen","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.11","exploited":false,"fixed_versions":["4.13.1-r4"],"id":"tcs_01M5NCF4VRRFS9AYS9E77BSRW8","modified_at":"2026-09-11T10:17:51.413502610Z","published_at":"2020-09-23T22:15:13.930Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-25604","https://security.alpinelinux.org/vuln/CVE-2020-25604"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-25604#Alpine:v3.11/xen","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-25604"}],"summary":"An issue was discovered in Xen through 4.14.x. There is a race condition when migrating timers between x86 HVM vCPUs. When migrating timers of x86 HVM guests between its vCPUs, the locking model used"}