vulnerability

Ubuntu: USN-5286-1 (CVE-2021-4122): cryptsetup vulnerability

Severity
5
CVSS
(AV:L/AC:M/Au:N/C:N/I:C/A:N)
Published
Aug 24, 2022
Added
Mar 22, 2023
Modified
Jan 28, 2025

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.

Solution

ubuntu-upgrade-cryptsetup
Title
NEW

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