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SUSE SLED15 / SLES15 Security Update : firewalld (SUSE-SU-2026:1872-1)

medium Nessus Plugin ID 315054

Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1872-1 advisory.

 This update for firewalld fixes the following issue:

 - CVE-2026-4948: local unprivileged users can modify the runtime firewall state without proper authentication due to D-Bus setter mis-authorizations (bsc#1260903).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

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

Solution

Update the affected packages.

See Also

https://bugzilla.suse.com/1260903

https://lists.suse.com/pipermail/sle-updates/2026-May/046508.html

https://www.suse.com/security/cve/CVE-2026-4948

Plugin Details

Severity: Medium

ID: 315054

File Name: suse_SU-2026-1872-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 5/16/2026

Updated: 5/16/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2026-4948

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:firewall-applet, p-cpe:/a:novell:suse_linux:python311-firewall, p-cpe:/a:novell:suse_linux:firewalld-zsh-completion, p-cpe:/a:novell:suse_linux:firewalld, p-cpe:/a:novell:suse_linux:firewalld-lang, p-cpe:/a:novell:suse_linux:python3-firewall, p-cpe:/a:novell:suse_linux:firewall-config, p-cpe:/a:novell:suse_linux:firewalld-bash-completion, p-cpe:/a:novell:suse_linux:firewall-macros, cpe:/o:novell:suse_linux:15

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/15/2026

Vulnerability Publication Date: 3/27/2026

Reference Information

CVE: CVE-2026-4948

SuSE: SUSE-SU-2026:1872-1