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CVE-2021-4122

MEDIUM CVSS: 4.3 Published: 2022-08-24 Modified: 2026-06-17

Description

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.

Affected Platforms

Cryptsetup Project Cryptsetup

Weakness Type

CWE-345, CWE-345

References