openSUSE 16: libmbedcrypto7 / libmbedcrypto7-x86-64-v3 / libmbedtls14 / etc (openSUSE-SU-2026:21864-1)

high Nessus Plugin ID 347915

Synopsis

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

Description

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21864-1 advisory.

Changes in mbedtls-2:

- CVE-2025-52496: race condition in AESNI support detection, AES key disclosure / GCM forgery in multithreaded programs (boo#1245810)
- CVE-2025-59438: padding oracle through timing of cipher error reporting (boo#1252454)

Tenable has extracted the preceding description block directly from the SUSE 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 packages.

Plugin Details

Severity: High

ID: 347915

File Name: openSUSE-2026-21864-1.nasl

Version: 1.1

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 9/18/2026

Updated: 9/18/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.8

Percentile: 56.95

CVSS v2

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 4.4

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

CVSS Score Source: CVE-2025-52496

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: cpe:/o:novell:opensuse:16.0, p-cpe:/a:novell:opensuse:libmbedcrypto7-x86-64-v3, p-cpe:/a:novell:opensuse:libmbedcrypto7, p-cpe:/a:novell:opensuse:libmbedtls14-x86-64-v3, p-cpe:/a:novell:opensuse:libmbedtls14, p-cpe:/a:novell:opensuse:libmbedx509-1-x86-64-v3, p-cpe:/a:novell:opensuse:libmbedx509-1, p-cpe:/a:novell:opensuse:mbedtls-2-devel

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/16/2026

Vulnerability Publication Date: 7/3/2025

Reference Information

CVE: CVE-2025-52496, CVE-2025-59438

Detections

Analytics