Rocky Linux 9 [CIQ] Security Update: xorg-x11-server-Xdmx / xorg-x11-server-Xdmx-debuginfo / etc Multiple Vulnerabilities (crlsa-2025_7163)

high Nessus Plugin ID 356936

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-2025_7163 advisory.

* xorg-x11-server: tigervnc: heap-based buffer overflow privilege escalation vulnerability (CVE-2024-9632)

* X.Org: Xwayland: Use-after-free of the root cursor (CVE-2025-26594)

* xorg: xwayland: Use-after-free in SyncInitTrigger() (CVE-2025-26601)

* xorg: xwayland: Use-after-free in PlayReleasedEvents() (CVE-2025-26600)

* xorg: xwayland: Use of uninitialized pointer in compRedirectWindow() (CVE-2025-26599)

* xorg: xwayland: Out-of-bounds write in CreatePointerBarrierClient() (CVE-2025-26598)

* xorg: xwayland: Buffer overflow in XkbChangeTypesOfKey() (CVE-2025-26597)

* xorg: xwayland: Heap overflow in XkbWriteKeySyms() (CVE-2025-26596)

* Xorg: xwayland: Buffer overflow in XkbVModMaskText() (CVE-2025-26595)

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-2025_7163.

Plugin Details

Severity: High

ID: 356936

File Name: ciq_rocky_linux_9_crlsa-2025_7163.nasl

Version: 1.1

Type: Local

Family: Rocky Linux Local Security Checks

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: High

Score: 7.6

Percentile: 98.4

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-2025-26601

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: 10/4/2025

Vulnerability Publication Date: 10/29/2024

Reference Information

CVE: CVE-2024-9632, CVE-2025-26594, CVE-2025-26595, CVE-2025-26596, CVE-2025-26597, CVE-2025-26598, CVE-2025-26599, CVE-2025-26600, CVE-2025-26601

Detections

Analytics