Detections
Analytics
Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: cryptsetup (UTSA-2026-030644)
medium Nessus Plugin ID 341211
Synopsis
The Unity Linux host is missing one or more security updates.Description
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-030644 advisory.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.
Tenable has extracted the preceding description block directly from the Unity Linux security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the affected cryptsetup package.See Also
https://nvd.nist.gov/vuln/detail/CVE-2021-4122
Plugin Details
Severity: Medium
ID: 341211
File Name: unity_linux_UTSA-2026-030644.nasl
Version: 1.1
Type: Local
Published: 8/28/2026
Updated: 8/28/2026
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3
Percentile: 23.63
CVSS v2
Risk Factor: Medium
Base Score: 4.9
Temporal Score: 3.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:C/A:N
CVSS Score Source: CVE-2021-4122
CVSS v3
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.8
Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/UOS-Server/release, Host/UOS-Server/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 6/8/2026
Vulnerability Publication Date: 1/22/2022
Reference Information
CVE: CVE-2021-4122