RHEL 8 : net-snmp (RHSA-2026:0750)

critical Nessus Plugin ID 291323

Synopsis

The remote Red Hat host is missing a security update for net-snmp.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:0750 advisory.

The net-snmp packages provide various libraries and tools for the Simple Network Management Protocol (SNMP), including an SNMP library, an extensible agent, tools for requesting or setting information from SNMP agents, tools for generating and handling SNMP traps, a version of the netstat command which uses SNMP, and a Tk/Perl Management Information Base (MIB) browser.

Security Fix(es):

* net-snmp: buffer overflow via a specially crafted packet can cause a crash in snmptrapd (CVE-2025-68615)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux 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 RHEL net-snmp package based on the guidance in RHSA-2026:0750.

Plugin Details

Severity: Critical

ID: 291323

File Name: redhat-RHSA-2026-0750.nasl

Version: 1.1

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 1/19/2026

Updated: 1/19/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2025-68615

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:net-snmp-agent-libs, p-cpe:/a:redhat:enterprise_linux:net-snmp-perl, p-cpe:/a:redhat:enterprise_linux:net-snmp-devel, p-cpe:/a:redhat:enterprise_linux:net-snmp-utils, p-cpe:/a:redhat:enterprise_linux:net-snmp-libs, p-cpe:/a:redhat:enterprise_linux:net-snmp, cpe:/o:redhat:rhel_eus:8.10, cpe:/o:redhat:enterprise_linux:8

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/19/2026

Vulnerability Publication Date: 12/22/2025

Reference Information

CVE: CVE-2025-68615

CWE: 119

RHSA: 2026:0750

Detections

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