Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002997)

medium Nessus Plugin ID 284949

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-2026-002997 advisory.

A flaw was found in the way signature calculation was handled by cephx authentication protocol. An attacker having access to ceph cluster network who is able to alter the message payload was able to bypass signature checks done by cephx protocol. Ceph branches master, mimic, luminous and jewel are believed to be vulnerable.

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 kernel package.

See Also

http://www.nessus.org/u?3ea0e0c3

http://www.nessus.org/u?22387b3c

http://www.nessus.org/u?40191551

http://tracker.ceph.com/issues/24837

https://access.redhat.com/errata/RHSA-2018:2177

https://access.redhat.com/errata/RHSA-2018:2179

https://access.redhat.com/errata/RHSA-2018:2261

https://access.redhat.com/errata/RHSA-2018:2274

https://bugzilla.redhat.com/show_bug.cgi?id=1576057

http://www.nessus.org/u?6b9959ce

https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html

https://security-tracker.debian.org/tracker/CVE-2018-1129

https://www.debian.org/security/2018/dsa-4339

Plugin Details

Severity: Medium

ID: 284949

File Name: unity_linux_UTSA-2026-002997.nasl

Version: 1.2

Type: local

Published: 1/15/2026

Updated: 1/16/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.4

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2018-1129

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/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/UOS-Server/release, Host/UOS-Server/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 1/15/2026

Vulnerability Publication Date: 7/9/2018

Reference Information

CVE: CVE-2018-1129