SUSE SLES15: strongswan / strongswan-doc / strongswan-hmac / strongswan-ipsec / etc (SUSE-SU-2026:4146-1)

high Nessus Plugin ID 346230

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Synopsis

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

Description

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4146-1 advisory.

- CVE-2026-78123: Undefined Memory Access When Handling PKCS#7 Containers (bsc#1276533).
- CVE-2026-78124: Memory Leak When Processing Certificates in PKCS#7 Containers (bsc#1276534).
- CVE-2026-78126: NULL-Pointer Dereference When Handling AKA-Synchronization-Failure (bsc#1276536).
- CVE-2026-78127: Memory Leak During Message Stringification (bsc#1276539).
- CVE-2026-78129: Unbounded Iteration When Decrypting PKCS#7 Containers (bsc#1276540).
- CVE-2026-78130: NULL-Pointer Dereference in Attribute Certificate Validation (bsc#1276541).
- CVE-2026-78131: Memory Leaks When Parsing Attribute Certificates (bsc#1276543).
- CVE-2026-78132: Infinite Loop When Parsing Attribute Certificates (bsc#1276544).
- CVE-2026-78134: Missing Inner EAP Method Authentication Details (bsc#1276548).
- CVE-2026-78135: Creation of a Child SA Pre-Authentication (bsc#1276549).

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: 346230

File Name: suse_SU-2026-4146-1.nasl

Version: 1.2

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 9/16/2026

Updated: 9/17/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.5

Percentile: 57.63

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2026-78135

CVSS v3

Risk Factor: High

Base Score: 7.3

Temporal Score: 6.4

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:strongswan-doc, p-cpe:/a:novell:suse_linux:strongswan-hmac, p-cpe:/a:novell:suse_linux:strongswan-ipsec, p-cpe:/a:novell:suse_linux:strongswan-libs0, p-cpe:/a:novell:suse_linux:strongswan

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: 9/14/2026

Vulnerability Publication Date: 9/10/2026

Reference Information

CVE: CVE-2026-78123, CVE-2026-78124, CVE-2026-78126, CVE-2026-78127, CVE-2026-78129, CVE-2026-78130, CVE-2026-78131, CVE-2026-78132, CVE-2026-78134, CVE-2026-78135

SuSE: SUSE-SU-2026:4146-1

Detections

Analytics