Rocky Linux 8 [CIQ] Security Update: python3-rrdtool / python3-rrdtool-debuginfo / rrdtool / etc (crlsa-2026_34155)

high Nessus Plugin ID 358254

Synopsis

The Rocky Linux host is missing one or more security updates.

Description

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-2026_34155 advisory.

* rrdtool: Stack buffer overflow in rrdcached handle_request_create() allows local privilege escalation via unbounded DS/RRA arguments (CVE-2026-43958)

Tenable has extracted the preceding description block directly from the CIQ 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 affected packages based on the guidance in CIQ advisory crlsa-2026_34155.

See Also

https://access.redhat.com/errata/RHSA-2026:34155

https://bugzilla.redhat.com/show_bug.cgi?id=2460932

https://errata.build.resf.org/RLSA-2026:34155

http://www.nessus.org/u?7012d49b

http://www.nessus.org/u?7c2e829e

Plugin Details

Severity: High

ID: 358254

File Name: ciq_rocky_linux_8_crlsa-2026_34155.nasl

Version: 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.13

Vendor

Vendor Severity: Unknown

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-2026-43958

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

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/OS/extended-third-party

Exploit Ease: No known exploits are available

Patch Publication Date: 7/4/2026

Vulnerability Publication Date: 6/1/2026

Reference Information

CVE: CVE-2026-43958