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Slackware Linux 15.0 / current libsodium Vulnerability (SSA:2026-006-01)

medium Nessus Plugin ID 281901

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Synopsis

The remote Slackware Linux host is missing a security update to libsodium.

Description

The version of libsodium installed on the remote host is prior to 1.0.18 / 1.0.21. It is, therefore, affected by a vulnerability as referenced in the SSA:2026-006-01 advisory.

 New libsodium packages are available for Slackware 15.0 and -current to fix a security issue.

Tenable has extracted the preceding description block directly from the libsodium 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

Upgrade the affected libsodium package.

See Also

http://www.nessus.org/u?78c4b909

Plugin Details

Severity: Medium

ID: 281901

File Name: Slackware_SSA_2026-006-01.nasl

Version: 1.1

Type: local

Published: 1/6/2026

Updated: 1/6/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.8

CVSS v2

Risk Factor: Low

Base Score: 2.6

Temporal Score: 1.9

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

CVSS Score Source: CVE-2025-69277

CVSS v3

Risk Factor: Medium

Base Score: 4.5

Temporal Score: 3.9

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

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

Vulnerability Information

CPE: p-cpe:/a:slackware:slackware_linux:libsodium, cpe:/o:slackware:slackware_linux, cpe:/o:slackware:slackware_linux:15.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/6/2026

Vulnerability Publication Date: 12/31/2025

Reference Information

CVE: CVE-2025-69277