SUSE SLED15 / SLES15 / openSUSE 15 Security Update : libsodium (SUSE-SU-2026:0223-1)

critical Nessus Plugin ID 296455

Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0223-1 advisory.

- CVE-2025-15444: fixed cryptographic bypass via improper elliptic curve point validation (bsc#1256070).

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 libsodium-devel, libsodium23 and / or libsodium23-32bit packages.

See Also

https://bugzilla.suse.com/1256070

http://www.nessus.org/u?271fe34d

https://www.suse.com/security/cve/CVE-2025-15444

Plugin Details

Severity: Critical

ID: 296455

File Name: suse_SU-2026-0223-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 1/24/2026

Updated: 1/24/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, 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-2025-15444

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: p-cpe:/a:novell:suse_linux:libsodium23-32bit, p-cpe:/a:novell:suse_linux:libsodium-devel, p-cpe:/a:novell:suse_linux:libsodium23, 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: 1/22/2026

Vulnerability Publication Date: 1/6/2026

Reference Information

CVE: CVE-2025-15444

SuSE: SUSE-SU-2026:0223-1