Unity Linux 20.1050e / 20.1070e Security Update: LibRaw (UTSA-2026-015459)

critical Nessus Plugin ID 310851

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-2026-015459 advisory.

In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp has out-of-bounds reads for tag 0x412 processing, related to large w0 or w1 values or the frac and mult calculations.

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 LibRaw package.

Plugin Details

Severity: Critical

ID: 310851

File Name: unity_linux_UTSA-2026-015459.nasl

Version: 1.1

Type: Local

Family: Unity Linux Local Security Checks

Published: 4/29/2026

Updated: 4/29/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7

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

CVSS Score Source: CVE-2025-43962

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/29/2026

Vulnerability Publication Date: 4/20/2025

Reference Information

CVE: CVE-2025-43962

Detections

Analytics