Unity Linux 20.1070e Security Update: kernel (UTSA-2026-010701)

medium Nessus Plugin ID 308455

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-2026-010701 advisory.

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2misc.c has an out-of-bounds read and OOPS for SMB2_TREE_CONNECT.

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?53155031

http://www.openwall.com/lists/oss-security/2022/12/23/10

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2

http://www.nessus.org/u?45000123

http://www.nessus.org/u?c28abd56

https://security-tracker.debian.org/tracker/CVE-2022-47938

https://www.zerodayinitiative.com/advisories/ZDI-22-1689/

Plugin Details

Severity: Medium

ID: 308455

File Name: unity_linux_UTSA-2026-010701.nasl

Version: 1.1

Type: Local

Published: 4/21/2026

Updated: 4/21/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2022-47938

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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: 4/20/2026

Vulnerability Publication Date: 12/13/2022

Reference Information

CVE: CVE-2022-47938