RHEL 9 : RHEL AI 3.5 RPM runtime CVE fix - aom (Important) (RHSA-2026:42875)

high Nessus Plugin ID 328800

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:42875 advisory.

RPM packages are internal build artifacts and not supported on their own. They are only supported as part of the Red Hat AI application platform.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux 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.

See Also

https://access.redhat.com/errata/RHSA-2026:42875

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

https://issues.redhat.com/browse/AIPCC-22882

http://www.nessus.org/u?a9c66323

Plugin Details

Severity: High

ID: 328800

File Name: redhat-RHSA-2026-42875.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/21/2026

Updated: 7/21/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.5

Percentile: 57.62

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7

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

CVSS Score Source: CVE-2026-56209

CVSS v3

Risk Factor: High

Base Score: 7.6

Temporal Score: 6.6

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

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

CVSS Score Source: CVE-2026-56208

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:aom, p-cpe:/a:redhat:enterprise_linux:libaom-devel-docs, p-cpe:/a:redhat:enterprise_linux:libaom-devel, p-cpe:/a:redhat:enterprise_linux:libaom

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: 7/21/2026

Vulnerability Publication Date: 6/19/2026

Reference Information

CVE: CVE-2026-56208, CVE-2026-56209, CVE-2026-56210, CVE-2026-56211

CWE: 122, 125, 787

RHSA: 2026:42875