Detections
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RockyLinux 10 : dhcpcd (RLSA-2026:54210)

medium Nessus Plugin ID 335187

Synopsis

The remote RockyLinux host is missing a security update.

Description

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:54210 advisory.

 * dhcpcd: dhcpcd infinite loop and out-of-bounds read via zero-length IPv6 ND option in Router Advertisement handling (CVE-2026-14258)

Tenable has extracted the preceding description block directly from the RockyLinux 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 dhcpcd, dhcpcd-debuginfo and / or dhcpcd-debugsource packages.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=2462305

https://errata.rockylinux.org/RLSA-2026:54210

Plugin Details

Severity: Medium

ID: 335187

File Name: rocky_linux_RLSA-2026-54210.nasl

Version: 1.1

Type: Local

Published: 8/13/2026

Updated: 8/13/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.71

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

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

CVSS Score Source: CVE-2026-14258

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: cpe:/o:rocky:linux:10, p-cpe:/a:rocky:linux:dhcpcd-debuginfo, p-cpe:/a:rocky:linux:dhcpcd-debugsource, p-cpe:/a:rocky:linux:dhcpcd

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 8/13/2026

Vulnerability Publication Date: 7/1/2026

Reference Information

CVE: CVE-2026-14258