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.
Metrics
Affected Vendors & Products
References
History
Wed, 14 Oct 2026 11:30:00 +0000
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Status: PUBLISHED
Assigner: redhat
Published: 2022-08-24T15:08:58.000Z
Updated: 2026-10-14T10:04:04.609Z
Reserved: 2021-12-15T00:00:00.000Z
Link: CVE-2021-4122
No data.
Status : Modified
Published: 2022-08-24T16:15:09.427
Modified: 2026-10-14T11:16:54.753
Link: CVE-2021-4122