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CBL Mariner 2.0 Security Update: xorg-x11-server (CVE-2024-21885)

high Nessus Plugin ID 201570

Synopsis

The remote CBL Mariner host is missing one or more security updates.

Description

The version of xorg-x11-server installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-21885 advisory.

 - A flaw was found in X.Org server. In the XISendDeviceHierarchyEvent function, it is possible to exceed the allocated array length when certain new device IDs are added to the xXIHierarchyInfo struct. This can trigger a heap buffer overflow condition, which May lead to an application crash or remote code execution in SSH X11 forwarding environments. (CVE-2024-21885)

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.

See Also

https://nvd.nist.gov/vuln/detail/CVE-2024-21885

Plugin Details

Severity: High

ID: 201570

File Name: mariner_CVE-2024-21885.nasl

Version: 1.1

Type: local

Published: 7/3/2024

Updated: 7/3/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2024-21885

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

CPE: p-cpe:/a:microsoft:cbl-mariner:xorg-x11-server-xorg, p-cpe:/a:microsoft:cbl-mariner:xorg-x11-server-xvfb, p-cpe:/a:microsoft:cbl-mariner:xorg-x11-server-debuginfo, p-cpe:/a:microsoft:cbl-mariner:xorg-x11-server-devel, x-cpe:/o:microsoft:cbl-mariner, p-cpe:/a:microsoft:cbl-mariner:xorg-x11-server-xwayland, p-cpe:/a:microsoft:cbl-mariner:xorg-x11-server-xnest, p-cpe:/a:microsoft:cbl-mariner:xorg-x11-server-common

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/1/2024

Vulnerability Publication Date: 1/16/2024

Reference Information

CVE: CVE-2024-21885