RHEL 8 : sg3_utils (RHSA-2026:59568)

high Nessus Plugin ID 339547

Synopsis

The remote Red Hat host is missing a security update for sg3_utils.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:59568 advisory.

The sg3_utils packages provide command-line utilities for devices that use the Small Computer System Interface (SCSI) command sets.

Security Fix(es):

* sg3_utils: sg3_utils: arbitrary command execution via udev property injection in sg_inq --export (CVE-2026-16313)

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 sg3_utils package based on the guidance in RHSA-2026:59568.

See Also

https://access.redhat.com/errata/RHSA-2026:59568

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

https://bugzilla.redhat.com/show_bug.cgi?id=2502845

http://www.nessus.org/u?640e7ef8

Plugin Details

Severity: High

ID: 339547

File Name: redhat-RHSA-2026-59568.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 8/25/2026

Updated: 8/25/2026

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: 5

Percentile: 93.72

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2026-16313

CVSS v3

Risk Factor: High

Base Score: 7.6

Temporal Score: 6.6

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

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

Vulnerability Information

CPE: cpe:/o:redhat:rhel_e4s:8.8, cpe:/o:redhat:rhel_tus:8.8, p-cpe:/a:redhat:enterprise_linux:sg3_utils-libs, p-cpe:/a:redhat:enterprise_linux:sg3_utils

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: 8/25/2026

Vulnerability Publication Date: 7/28/2026

Reference Information

CVE: CVE-2026-16313

CWE: 93

RHSA: 2026:59568