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Unity Linux 20.1060a Security Update: kernel (UTSA-2026-002943)
medium Nessus Plugin ID 284955
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-2026-002943 advisory.The digi_port_init function in drivers/usb/serial/digi_acceleport.c in the Linux kernel before 4.5.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) via a crafted endpoints value in a USB device descriptor.
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?991c97a7
http://www.nessus.org/u?219b9e86
http://www.nessus.org/u?fc185d7c
http://www.nessus.org/u?5673d37e
http://www.nessus.org/u?8e0da47e
http://www.nessus.org/u?dd2d5df5
http://www.nessus.org/u?cc67a458
http://www.nessus.org/u?43ad043b
http://www.nessus.org/u?740c14a3
http://www.debian.org/security/2016/dsa-3607
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.1
http://www.openwall.com/lists/oss-security/2016/03/14/6
http://www.securityfocus.com/bid/84304
http://www.ubuntu.com/usn/USN-2968-1
http://www.ubuntu.com/usn/USN-2968-2
http://www.ubuntu.com/usn/USN-2970-1
http://www.ubuntu.com/usn/USN-2971-1
http://www.ubuntu.com/usn/USN-2971-2
http://www.ubuntu.com/usn/USN-2971-3
http://www.ubuntu.com/usn/USN-2996-1
http://www.ubuntu.com/usn/USN-2997-1
http://www.ubuntu.com/usn/USN-3000-1
https://bugzilla.redhat.com/show_bug.cgi?id=1316995
http://www.nessus.org/u?e3722dd1
Plugin Details
Severity: Medium
ID: 284955
File Name: unity_linux_UTSA-2026-002943.nasl
Version: 1.1
Type: local
Published: 1/15/2026
Updated: 1/15/2026
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 4.9
Temporal Score: 3.8
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C
CVSS Score Source: CVE-2016-3140
CVSS v3
Risk Factor: Medium
Base Score: 4.6
Temporal Score: 4.2
Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:P/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 Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 1/15/2026
Vulnerability Publication Date: 3/4/2016
Reference Information
CVE: CVE-2016-3140