RHEL 10 : udisks2 (RHSA-2026:64798)

high Nessus Plugin ID 343800

Synopsis

The remote Red Hat host is missing a security update for udisks2.

Description

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:64798 advisory.

The Udisks project provides a daemon, tools, and libraries to access and manipulate disks, storage devices, and technologies.

Security Fix(es):

* udisks2: udisks2: Local Privilege Escalation via as-user option spoofing (CVE-2026-7867)

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 udisks2 package based on the guidance in RHSA-2026:64798.

Plugin Details

Severity: High

ID: 343800

File Name: redhat-RHSA-2026-64798.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/8/2026

Updated: 9/8/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.16

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-7867

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:10, cpe:/o:redhat:enterprise_linux_eus:10.0, p-cpe:/a:redhat:enterprise_linux:libudisks2-devel, p-cpe:/a:redhat:enterprise_linux:libudisks2, p-cpe:/a:redhat:enterprise_linux:udisks2-iscsi, p-cpe:/a:redhat:enterprise_linux:udisks2-lsm, p-cpe:/a:redhat:enterprise_linux:udisks2-lvm2, p-cpe:/a:redhat:enterprise_linux:udisks2

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: 9/8/2026

Vulnerability Publication Date: 8/6/2026

Reference Information

CVE: CVE-2026-7867

CWE: 863

RHSA: 2026:64798

Detections

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