SUSE SLED15 / SLES15 / openSUSE 15 Security Update : libssh (SUSE-SU-2025:03369-1)

medium Nessus Plugin ID 266008

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Synopsis

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

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03369-1 advisory.

- CVE-2025-8277: memory exhaustion leading to client-side DoS due to improper memory management when KEX process is repeated with incorrect guesses (bsc#1249375).
- CVE-2025-8114: NULL pointer dereference when an allocation error happens during the calculation of the KEX session ID (bsc#1246974).

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 libssh-config, libssh-devel, libssh4 and / or libssh4-32bit packages.

Plugin Details

Severity: Medium

ID: 266008

File Name: suse_SU-2025-03369-1.nasl

Version: 1.1

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 9/27/2025

Updated: 9/27/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 3.8

Temporal Score: 2.8

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

CVSS Score Source: CVE-2025-8114

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libssh4-32bit, p-cpe:/a:novell:suse_linux:libssh-devel, p-cpe:/a:novell:suse_linux:libssh4, p-cpe:/a:novell:suse_linux:libssh-config, 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: 9/26/2025

Vulnerability Publication Date: 7/24/2025

Reference Information

CVE: CVE-2025-8114, CVE-2025-8277

IAVA: 2025-A-0692

SuSE: SUSE-SU-2025:03369-1

Detections

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