{"action":"Upgrade cryptsetup to 2.4.3-r0 or later.","affected":[{"fixed":"2.4.3-r0","introduced":"2.4.0"}],"component":"cryptsetup","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.18","exploited":false,"fixed_versions":["2.4.3-r0"],"id":"tcs_01M5NDF1VJEFEDRJSXBK128NS7","modified_at":"2026-10-23T17:17:56.213888725Z","published_at":"2022-08-24T16:15:09.427Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-4122","https://security.alpinelinux.org/vuln/CVE-2021-4122"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-4122#Alpine:v3.18/cryptsetup","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-4122"}],"summary":"It was found that a specially crafted LUKS header could trick cryptsetup into disabling encryption during the recovery of the device. An attacker with physical access to the medium, such as a flash di"}