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Fedora 43 : webkitgtk (2025-6f3e9e3af6)

critical Nessus Plugin ID 276699

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Synopsis

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

Description

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-6f3e9e3af6 advisory.

 * Prevent unsafe URI schemes from participating in media playback.
 * Make jsc_value_array_buffer_get_data() function introspectable.
 * Fix logging in to Google accounts that have a WebAuthn second factor configured.
 * Fix loading webkit://gpu when there are no threads configured for GPU rendering.
 * Fix rendering gradients that use the CSS hue interpolation method.
 * Fix pasting image data from the clipboard.
 * Fix font-family selection when the font name contains spaces.
 * Fix capturing canvas snapshots in the Web Inspector.
 * Fix several crashes and rendering issues.
 * 2.50.2 CVE fixes: CVE-2023-43000, CVE-2025-43392, CVE-2025-43419, CVE-2025-43425, CVE-2025-43427, CVE-2025-43429, CVE-2025-43430, CVE-2025-43431, CVE-2025-43432, CVE-2025-43434, CVE-2025-43440, CVE-2025-43443, CVE-2025-43480
 * This Fedora update additionally fixes CVE-2025-43421 via a downstream patch

Tenable has extracted the preceding description block directly from the Fedora 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 webkitgtk package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2025-6f3e9e3af6

Plugin Details

Severity: Critical

ID: 276699

File Name: fedora_2025-6f3e9e3af6.nasl

Version: 1.1

Type: local

Agent: unix

Published: 11/25/2025

Updated: 11/25/2025

Supported Sensors: 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-2025-43431

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-2025-43343

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:webkitgtk, cpe:/o:fedoraproject:fedora:43

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/23/2025

Vulnerability Publication Date: 9/15/2025

Reference Information

CVE: CVE-2023-43000, CVE-2025-43343, CVE-2025-43392, CVE-2025-43419, CVE-2025-43421, CVE-2025-43425, CVE-2025-43427, CVE-2025-43429, CVE-2025-43430, CVE-2025-43431, CVE-2025-43432, CVE-2025-43434, CVE-2025-43440, CVE-2025-43443, CVE-2025-43480