Linux Distros Unpatched Vulnerability : CVE-2025-43342

critical Nessus Plugin ID 265860

Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

- A correctness issue was addressed with improved checks. This issue is fixed in tvOS 26, Safari 26, iOS 18.7 and iPadOS 18.7, visionOS 26, watchOS 26, macOS Tahoe 26, iOS 26 and iPadOS 26. Processing maliciously crafted web content may lead to an unexpected process crash. (CVE-2025-43342)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2025-43342

https://security-tracker.debian.org/tracker/CVE-2025-43342

Plugin Details

Severity: Critical

ID: 265860

File Name: unpatched_CVE_2025_43342.nasl

Version: 1.1

Type: local

Agent: unix

Family: Misc.

Published: 9/25/2025

Updated: 9/25/2025

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2025-43342

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:webkitgtk4-doc, p-cpe:/a:centos:centos:webkitgtk4, cpe:/o:debian:debian_linux:14.0, cpe:/o:debian:debian_linux:11.0, p-cpe:/a:centos:centos:webkitgtk3-devel, p-cpe:/a:debian:debian_linux:wpewebkit, p-cpe:/a:redhat:enterprise_linux:webkitgtk4-jsc-devel, p-cpe:/a:redhat:enterprise_linux:webkit2gtk3, p-cpe:/a:centos:centos:webkit2gtk3-jsc, cpe:/o:centos:centos:7, cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:webkitgtk4-jsc-devel, p-cpe:/a:centos:centos:libwebkit2gtk, p-cpe:/a:redhat:enterprise_linux:webkit2gtk3-jsc-devel, p-cpe:/a:centos:centos:webkit2gtk3, p-cpe:/a:centos:centos:webkit2gtk3-plugin-process-gtk2, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:centos:centos:webkitgtk3-doc, p-cpe:/a:redhat:enterprise_linux:webkit2gtk3-devel, p-cpe:/a:centos:centos:webkitgtk4-doc, p-cpe:/a:redhat:enterprise_linux:webkit2gtk3-plugin-process-gtk2, p-cpe:/a:redhat:enterprise_linux:webkitgtk3, p-cpe:/a:redhat:enterprise_linux:webkitgtk3-doc, p-cpe:/a:redhat:enterprise_linux:libwebkit2gtk, p-cpe:/a:redhat:enterprise_linux:webkitgtk4-plugin-process-gtk2, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:centos:centos:webkitgtk4-plugin-process-gtk2, p-cpe:/a:centos:centos:webkitgtk4-jsc, cpe:/o:debian:debian_linux:13.0, p-cpe:/a:centos:centos:webkit2gtk3-devel, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:webkitgtk4-jsc, p-cpe:/a:centos:centos:webkitgtk3, p-cpe:/a:centos:centos:webkit2gtk3-jsc-devel, p-cpe:/a:redhat:enterprise_linux:webkitgtk4-devel, p-cpe:/a:redhat:enterprise_linux:webkitgtk4, p-cpe:/a:debian:debian_linux:webkit2gtk, cpe:/o:debian:debian_linux:12.0, p-cpe:/a:redhat:enterprise_linux:webkitgtk3-devel, p-cpe:/a:centos:centos:webkitgtk4-devel, p-cpe:/a:redhat:enterprise_linux:webkit2gtk3-jsc

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 9/15/2025

Reference Information

CVE: CVE-2025-43342