RHEL 8 : spice-client-win (RHSA-2026:0076)

high Nessus Plugin ID 281886

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Synopsis

The remote Red Hat host is missing one or more security updates for spice-client-win.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:0076 advisory.

Spice client MSI installers for Windows clients

Security Fix(es):

* sqlite: Integer Truncation in SQLite (CVE-2025-6965)

* libtiff: LibTIFF Use-After-Free Vulnerability (CVE-2025-8176)

* libtiff: Libtiff Write-What-Where (CVE-2025-9900)

* expat: libexpat in Expat allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing (CVE-2025-59375)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL spice-client-win package based on the guidance in RHSA-2026:0076.

Plugin Details

Severity: High

ID: 281886

File Name: redhat-RHSA-2026-0076.nasl

Version: 1.1

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 1/6/2026

Updated: 1/6/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.2

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2025-8176

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2025-6965

CVSS v4

Risk Factor: High

Base Score: 7.2

Threat Score: 5.7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L

CVSS Score Source: CVE-2025-6965

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:spice-client-win, p-cpe:/a:redhat:enterprise_linux:spice-client-win-x86, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:spice-client-win-x64

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/5/2026

Vulnerability Publication Date: 7/15/2025

Reference Information

CVE: CVE-2025-59375, CVE-2025-6965, CVE-2025-8176, CVE-2025-9900

CWE: 123, 197, 416, 770

RHSA: 2026:0076

Detections

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