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{"acknowledgement": "Red Hat would like to thank Milan Broz for reporting this issue.", "affected_release": [{"advisory": "RHSA-2022:0370", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "cryptsetup-0:2.3.3-4.el8_5.1", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-02-01T00:00:00Z"}, {"advisory": "RHSA-2022:0370", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "cryptsetup-0:2.3.3-4.el8_5.1", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-02-01T00:00:00Z"}], "bugzilla": {"description": "cryptsetup: disable encryption via header rewrite", "id": "2032401", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2032401"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "status": "verified"}, "cwe": "CWE-349", "details": ["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 disk, could use this flaw to force a user into permanently disabling the encryption layer of that medium.", "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 disk, could use this flaw to force a user into permanently disabling the encryption layer of that medium."], "name": "CVE-2021-4122", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "cryptsetup", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "cryptsetup", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2022-01-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-4122\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-4122\nhttps://mirrors.edge.kernel.org/pub/linux/utils/cryptsetup/v2.4/v2.4.3-ReleaseNotes"], "statement": "Red Hat Enterprise Linux version 7 and older are not affected since they do not support online reencryption.", "threat_severity": "Moderate", "upstream_fix": "cryptsetup 2.4.3, cryptsetup 2.3.7"}