Rocky Linux 9 [CIQ] Security Update: acl / acl-debuginfo / acl-debugsource / libacl / libacl-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_42736)

high Nessus Plugin ID 358481

Synopsis

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

Description

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_42736 advisory.

* acl: Symlink traversal privilege escalation via libacl functions (CVE-2026-54369)

* acl: TOCTOU Symlink Traversal via getfacl/setfacl (CVE-2026-54370)

Tenable has extracted the preceding description block directly from the CIQ 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 based on the guidance in CIQ advisory crlsa-2026_42736.

See Also

https://access.redhat.com/errata/RHSA-2026:42736

https://bugzilla.redhat.com/show_bug.cgi?id=2490277

https://bugzilla.redhat.com/show_bug.cgi?id=2490279

https://errata.build.resf.org/RLSA-2026:42736

http://www.nessus.org/u?2f445378

http://www.nessus.org/u?7435cef0

Plugin Details

Severity: High

ID: 358481

File Name: ciq_rocky_linux_9_crlsa-2026_42736.nasl

Version: 1.2

Type: Local

Published: 10/1/2026

Updated: 10/2/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.45

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: Medium

Base Score: 6.2

Temporal Score: 4.6

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

CVSS Score Source: CVE-2026-54369

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

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

CVSS v4

Risk Factor: High

Base Score: 8.4

Threat Score: 5.8

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

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: 7/22/2026

Vulnerability Publication Date: 6/29/2026

Reference Information

CVE: CVE-2026-54369, CVE-2026-54370