Advisory Published

ZDI-CAN-22412: ZDI-24-011: X.Org Server RecalculateMasterButtons Out-Of-Bounds Access Local Privilege Escalation Vulnerability

First published: Thu Jan 04 2024(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. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2023-6377.

Affected SoftwareAffected VersionHow to fix
X.org X.org Server

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Frequently Asked Questions

  • What is the severity of ZDI-CAN-22412?

    The severity of ZDI-CAN-22412 is rated at 7.8 on the CVSS scale, indicating a high potential impact.

  • What does ZDI-CAN-22412 allow an attacker to do?

    ZDI-CAN-22412 allows local attackers to escalate privileges on affected installations of X.Org Server.

  • What is required to exploit ZDI-CAN-22412?

    An attacker must first obtain the ability to execute low-privileged code on the target system to exploit ZDI-CAN-22412.

  • How do I fix ZDI-CAN-22412?

    To fix ZDI-CAN-22412, update to the latest patched version of X.Org Server as recommended by the vendor.

  • Which software is affected by ZDI-CAN-22412?

    ZDI-CAN-22412 affects installations of X.Org Server.

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