CentOS Linux 7.9 [CIQ] Security Update: libssh2 / libssh2-debuginfo / libssh2-devel / libssh2-docs (ciqsa-2026_1438)

high Nessus Plugin ID 353513

Synopsis

The CentOS Linux host is missing one or more security updates.

Description

The CentOS Linux 7.9 host has packages installed that are affected by a vulnerability as referenced in the CIQ ciqsa-2026_1438 advisory.

This advisory aggregates security fixes for the libssh2 SRPM in CIQ CentOS Bridge 7.9. It addresses 1 CVE:
CVE-2025-15661.

Tenable has extracted the preceding description block directly from the CIQ 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 packages based on the guidance in CIQ advisory ciqsa-2026_1438.

Plugin Details

Severity: High

ID: 353513

File Name: ciq_centos_7_9_ciqsa-2026_1438.nasl

Version: 1.1

Type: Local

Agent: unix

Family: CentOS Local Security Checks

Published: 10/1/2026

Updated: 10/1/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.5

Percentile: 51.64

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

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

CVSS Score Source: CVE-2025-15661

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

CVSS v4

Risk Factor: High

Base Score: 8.3

Threat Score: 4.8

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/CentOS/release, Host/CentOS/rpm-list, Host/OS/extended-third-party

Exploit Ease: No known exploits are available

Patch Publication Date: 9/2/2026

Vulnerability Publication Date: 6/18/2026

Reference Information

CVE: CVE-2025-15661

Detections

Analytics