{"action":"Upgrade k3s to 1.21.1.1-r0 or later.","affected":[{"fixed":"1.21.1.1-r0","introduced":"0"}],"component":"k3s","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["1.21.1.1-r0"],"id":"tcs_01M6GYYVXT8JR9C6PJF2M46618","modified_at":"2026-11-03T06:32:47.091139704Z","published_at":"2021-05-27T13:15:08.077Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-30465","https://security.alpinelinux.org/vuln/CVE-2021-30465"],"severity":{"label":"high","score":8.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-30465#Alpine:v3.23/k3s","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-30465"}],"summary":"runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount"}