ZDI-23-098: X.Org Server DeepCopyPointerClasses Use-After-Free Local Privilege Escalation Vulnerability

Published Feb 8, 2023
·
Updated

This vulnerability allows local attackers to escalate privileges on affected installations of X.Org Server. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Affected Software

1 affected component
The X.Org Foundation X.Org Server

Event History

Feb 8, 2023
Advisory Published
06:00 AM
Data Sourced
06:00 AM
Description
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Frequently Asked Questions

1

What is the severity of ZDI-23-098?

The severity of ZDI-23-098 is considered high as it allows local attackers to escalate privileges.

2

How do I fix ZDI-23-098?

To fix ZDI-23-098, ensure that you update X.Org Server to the latest available version that addresses this vulnerability.

3

Who is affected by ZDI-23-098?

ZDI-23-098 affects installations of X.Org Server that have not applied necessary security updates.

4

What type of attack vector is used in ZDI-23-098?

ZDI-23-098 requires an attacker to first execute low-privileged code locally on the target system to exploit the vulnerability.

5

What are the potential impacts of ZDI-23-098?

The potential impacts of ZDI-23-098 include unauthorized privilege escalation, allowing attackers to gain increased access to system resources.

Contact

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