Slackware Linux 15.0 / current mozilla-firefox Multiple Vulnerabilities (SSA:2026-111-02)

critical Nessus Plugin ID 309144

Synopsis

The remote Slackware Linux host is missing a security update to mozilla-firefox.

Description

The version of mozilla-firefox installed on the remote host is prior to 140.10.0esr. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2026-111-02 advisory.

New mozilla-firefox packages are available for Slackware 15.0 and -current to fix security issues.

Tenable has extracted the preceding description block directly from the mozilla-firefox 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

Upgrade the affected mozilla-firefox package.

See Also

http://www.nessus.org/u?b26354a4

Plugin Details

Severity: Critical

ID: 309144

File Name: Slackware_SSA_2026-111-02.nasl

Version: 1.1

Type: Local

Published: 4/22/2026

Updated: 4/22/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.4

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-2026-6771

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: cpe:/o:slackware:slackware_linux:15.0, p-cpe:/a:slackware:slackware_linux:mozilla-firefox, cpe:/o:slackware:slackware_linux

Required KB Items: Host/local_checks_enabled, Host/Slackware/release, Host/Slackware/packages

Exploit Ease: No known exploits are available

Patch Publication Date: 4/21/2026

Vulnerability Publication Date: 4/21/2026

Reference Information

CVE: CVE-2026-6746, CVE-2026-6747, CVE-2026-6748, CVE-2026-6749, CVE-2026-6750, CVE-2026-6751, CVE-2026-6752, CVE-2026-6753, CVE-2026-6754, CVE-2026-6757, CVE-2026-6759, CVE-2026-6761, CVE-2026-6762, CVE-2026-6763, CVE-2026-6764, CVE-2026-6765, CVE-2026-6766, CVE-2026-6767, CVE-2026-6769, CVE-2026-6770, CVE-2026-6771, CVE-2026-6772, CVE-2026-6776, CVE-2026-6785, CVE-2026-6786