RHEL 10 : librabbitmq (RHSA-2026:84795)

high Nessus Plugin ID 367280

Synopsis

The remote Red Hat host is missing a security update for librabbitmq.

Description

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:84795 advisory.

The librabbitmq packages provide an Advanced Message Queuing Protocol (AMQP) client library that allows you to communicate with AMQP servers using protocol version 0-9-1.

Security Fix(es):

* rabbitmq-c: rabbitmq-c: Heap buffer overflow leading to denial of service (CVE-2026-44236)

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 librabbitmq package based on the guidance in RHSA-2026:84795.

See Also

https://access.redhat.com/errata/RHSA-2026:84795

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2536500

http://www.nessus.org/u?1a0fe8f4

Plugin Details

Severity: High

ID: 367280

File Name: redhat-RHSA-2026-84795.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 10/19/2026

Updated: 10/19/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.5

Percentile: 51.48

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.3

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

CVSS Score Source: CVE-2026-44236

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:10.2, p-cpe:/a:redhat:enterprise_linux:librabbitmq-devel, p-cpe:/a:redhat:enterprise_linux:librabbitmq-tools, p-cpe:/a:redhat:enterprise_linux:librabbitmq

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/19/2026

Vulnerability Publication Date: 9/17/2026

Reference Information

CVE: CVE-2026-44236

CWE: 131

RHSA: 2026:84795