CVE-2023-43786

Severity CVSS v4.0:

Pending analysis

Type:

CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

Publication date:

10/10/2023

Last modified:

04/11/2025

Description

A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user to consume all available system resources and cause a denial of service condition.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:x.org:libx11::::::::		1.8.7 (excluding)
cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
cpe:2.3:o:redhat:enterprise_linux:9.0:::::::*
cpe:2.3:o:fedoraproject:fedora:38:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-43786

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools