vulnerability
Ubuntu: USN-5286-1 (CVE-2021-4122): cryptsetup vulnerability
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
5 | (AV:L/AC:M/Au:N/C:N/I:C/A:N) | Aug 24, 2022 | Mar 22, 2023 | Jan 28, 2025 |
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

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