Rocky Linux 8 [CIQ] Security Update: perl-Archive-Tar (crlsa-2026_49524)

high Nessus Plugin ID 359217

Synopsis

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

Description

The Rocky Linux 8 host has a package installed that is affected by a vulnerability as referenced in the CIQ crlsa-2026_49524 advisory.

* perl-Archive-Tar: perl-Archive-Tar: Denial of Service via crafted tar header with large entry size (CVE-2026-9538)

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 perl-Archive-Tar package based on the guidance in CIQ advisory crlsa-2026_49524.

See Also

https://access.redhat.com/errata/RHSA-2026:49524

https://bugzilla.redhat.com/show_bug.cgi?id=2481315

https://errata.build.resf.org/RLSA-2026:49524

http://www.nessus.org/u?37db1c52

http://www.nessus.org/u?a8dbd0ff

Plugin Details

Severity: High

ID: 359217

File Name: ciq_rocky_linux_8_crlsa-2026_49524.nasl

Version: 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.67

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-9538

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/4/2026

Vulnerability Publication Date: 5/26/2026

Reference Information

CVE: CVE-2026-9538