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Ubuntu 22.04 LTS / 24.04 LTS / 25.04 : WebKitGTK vulnerabilities (USN-7817-1)

critical Nessus Plugin ID 270000

Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7817-1 advisory.

 Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and arbitrary code execution.

Tenable has extracted the preceding description block directly from the Ubuntu 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 affected packages.

See Also

https://ubuntu.com/security/notices/USN-7817-1

Plugin Details

Severity: Critical

ID: 270000

File Name: ubuntu_USN-7817-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 10/10/2025

Updated: 10/10/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2025-43368

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

CVSS Score Source: CVE-2025-43342

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libjavascriptcoregtk-4.0-18, p-cpe:/a:canonical:ubuntu_linux:libjavascriptcoregtk-4.0-dev, p-cpe:/a:canonical:ubuntu_linux:webkit2gtk-driver, p-cpe:/a:canonical:ubuntu_linux:gir1.2-webkit2-4.1, p-cpe:/a:canonical:ubuntu_linux:gir1.2-webkit-6.0, p-cpe:/a:canonical:ubuntu_linux:libjavascriptcoregtk-6.0-1, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, cpe:/o:canonical:ubuntu_linux:25.04, p-cpe:/a:canonical:ubuntu_linux:libwebkit2gtk-4.0-37, p-cpe:/a:canonical:ubuntu_linux:gir1.2-javascriptcoregtk-4.0, p-cpe:/a:canonical:ubuntu_linux:gir1.2-webkit2-4.0, p-cpe:/a:canonical:ubuntu_linux:libjavascriptcoregtk-4.0-bin, p-cpe:/a:canonical:ubuntu_linux:libwebkit2gtk-4.0-dev, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:gir1.2-javascriptcoregtk-4.1, p-cpe:/a:canonical:ubuntu_linux:libjavascriptcoregtk-4.1-0, p-cpe:/a:canonical:ubuntu_linux:libjavascriptcoregtk-4.1-dev, p-cpe:/a:canonical:ubuntu_linux:libwebkit2gtk-4.1-0, p-cpe:/a:canonical:ubuntu_linux:libwebkit2gtk-4.1-dev, p-cpe:/a:canonical:ubuntu_linux:gir1.2-javascriptcoregtk-6.0, p-cpe:/a:canonical:ubuntu_linux:libjavascriptcoregtk-6.0-dev, p-cpe:/a:canonical:ubuntu_linux:libwebkitgtk-6.0-4, p-cpe:/a:canonical:ubuntu_linux:libwebkitgtk-6.0-dev, p-cpe:/a:canonical:ubuntu_linux:libjavascriptcoregtk-bin, p-cpe:/a:canonical:ubuntu_linux:webkitgtk-webdriver

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 10/9/2025

Vulnerability Publication Date: 9/15/2025

Reference Information

CVE: CVE-2025-43272, CVE-2025-43342, CVE-2025-43356, CVE-2025-43368

USN: 7817-1