Rocky Linux 8 [CIQ] Security Update: libXrender / libXrender-debuginfo / libXrender-debugsource / etc (crlsa-2026_91267)

high Nessus Plugin ID 374057

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_91267 advisory.

* libXrender: libXrender: Code injection via heap overflow in RenderQueryPictFormats (CVE-2026-88807)

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_91267.

See Also

https://access.redhat.com/errata/RHSA-2026:91267

https://bugzilla.redhat.com/show_bug.cgi?id=2537924

https://errata.build.resf.org/RLSA-2026:91267

http://www.nessus.org/u?a360148f

http://www.nessus.org/u?f2f5a222

Plugin Details

Severity: High

ID: 374057

File Name: ciq_rocky_linux_8_crlsa-2026_91267.nasl

Version: 1.1

Type: Local

Published: 10/30/2026

Updated: 10/30/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 92.86

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 5.6

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

CVSS Score Source: CVE-2026-88807

CVSS v3

Risk Factor: High

Base Score: 8.3

Temporal Score: 7.2

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

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

CVSS v4

Risk Factor: High

Base Score: 8.9

Threat Score: 5.9

Threat Vector: CVSS:4.0/E:U

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

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: 10/29/2026

Vulnerability Publication Date: 9/21/2026

Reference Information

CVE: CVE-2026-88807