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RHEL 10 : ruby4.0 (RHSA-2026:96233)

critical Nessus Plugin ID 377695

Synopsis

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

Description

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:96233 advisory.

 Ruby is the interpreted scripting language for quick and easy object-oriented programming. It has many features to process text files and to do system management tasks (as in Perl). It is simple, straight- forward, and extensible.

 Security Fix(es):

 * ruby: integer overflow issue in regular expression compiler (CVE-2026-93577)

 * ruby: integer overflow issue in CI/CD regular expression compiler (CVE-2026-97229)

 * ruby: integer overflow issue in regular expression compiler (CVE-2026-110264)

 Bug Fix(es) and Enhancement(s):

 * ruby4.0: Rebase to the latest Ruby 4.0 release [rhel-10.2.z] (JIRA:RHEL-300942)

 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 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-2026:96233

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

https://bugzilla.redhat.com/show_bug.cgi?id=2539842

https://bugzilla.redhat.com/show_bug.cgi?id=2550153

https://bugzilla.redhat.com/show_bug.cgi?id=2558632

https://issues.redhat.com/browse/RHEL-300942

http://www.nessus.org/u?bcfa11be

Plugin Details

Severity: Critical

ID: 377695

File Name: redhat-RHSA-2026-96233.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 11/9/2026

Updated: 11/9/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.3

Percentile: 99.83

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.7

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

CVSS Score Source: CVE-2026-97229

CVSS v3

Risk Factor: Critical

Base Score: 10

Temporal Score: 9.5

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:10.2, p-cpe:/a:redhat:enterprise_linux:ruby4.0-devel, p-cpe:/a:redhat:enterprise_linux:ruby4.0-doc, p-cpe:/a:redhat:enterprise_linux:ruby4.0-rubygem-mysql2, p-cpe:/a:redhat:enterprise_linux:ruby4.0-rubygem-pg, p-cpe:/a:redhat:enterprise_linux:ruby4.0

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: 11/9/2026

Vulnerability Publication Date: 9/23/2026

CISA Known Exploited Vulnerability Due Dates: 11/1/2026

Reference Information

CVE: CVE-2026-110264, CVE-2026-93577, CVE-2026-97229

CWE: 190

RHSA: 2026:96233