Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003087)

high Nessus Plugin ID 287120

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-2026-003087 advisory.

An issue was discovered in the Linux kernel before 4.14.16. There is a use-after-free in net/sctp/socket.c for a held lock after a peel off, aka CID-a0ff660058b8.

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?9ff52393

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.16

http://www.nessus.org/u?38e3f6dc

https://security-tracker.debian.org/tracker/CVE-2018-25015

https://security.netapp.com/advisory/ntap-20210720-0002/

https://sites.google.com/view/syzscope/warning-held-lock-freed

http://www.nessus.org/u?4f69347f

Plugin Details

Severity: High

ID: 287120

File Name: unity_linux_UTSA-2026-003087.nasl

Version: 1.2

Type: local

Published: 1/15/2026

Updated: 1/16/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.6

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

CVSS Score Source: CVE-2018-25015

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/15/2026

Vulnerability Publication Date: 6/7/2021

Reference Information

CVE: CVE-2018-25015