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Alpine Linux: CVE-2021-4122: Insufficient Verification of Data Authenticity

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Alpine Linux: CVE-2021-4122: Insufficient Verification of Data Authenticity

Severity
5
CVSS
(AV:L/AC:M/Au:N/C:N/I:C/A:N)
Published
08/24/2022
Created
04/09/2024
Added
03/26/2024
Modified
04/09/2024

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(s)

  • alpine-linux-upgrade-cryptsetup

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