Exploited
critical
9.3
CWE
367 362
Advisory Published
CVE Published
Updated

CVE-2025-22224: VMware ESXi and Workstation TOCTOU Race Condition Vulnerability

First published: Tue Mar 04 2025(Updated: )

VMware ESXi and Workstation contain a time-of-check time-of-use (TOCTOU) race condition vulnerability that leads to an out-of-bounds write. Successful exploitation enables an attacker with local administrative privileges on a virtual machine to execute code as the virtual machine's VMX process running on the host.

Credit: security@vmware.com

Affected SoftwareAffected VersionHow to fix
VMware Workstation and ESXi
VMware ESXi and Horizon DaaS
VMware Workstation and ESXi
VMware ESXi and Horizon DaaS=7.0
VMware ESXi and Horizon DaaS=7.0-beta
VMware ESXi and Horizon DaaS=7.0-update_1
VMware ESXi and Horizon DaaS=7.0-update_1a
VMware ESXi and Horizon DaaS=7.0-update_1b
VMware ESXi and Horizon DaaS=7.0-update_1c
VMware ESXi and Horizon DaaS=7.0-update_1d
VMware ESXi and Horizon DaaS=7.0-update_1e
VMware ESXi and Horizon DaaS=7.0-update_2
VMware ESXi and Horizon DaaS=7.0-update_2a
VMware ESXi and Horizon DaaS=7.0-update_2c
VMware ESXi and Horizon DaaS=7.0-update_2d
VMware ESXi and Horizon DaaS=7.0-update_2e
VMware ESXi and Horizon DaaS=7.0-update_3
VMware ESXi and Horizon DaaS=7.0-update_3c
VMware ESXi and Horizon DaaS=7.0-update_3d
VMware ESXi and Horizon DaaS=7.0-update_3e
VMware ESXi and Horizon DaaS=7.0-update_3f
VMware ESXi and Horizon DaaS=7.0-update_3g
VMware ESXi and Horizon DaaS=7.0-update_3i
VMware ESXi and Horizon DaaS=7.0-update_3j
VMware ESXi and Horizon DaaS=7.0-update_3k
VMware ESXi and Horizon DaaS=7.0-update_3l
VMware ESXi and Horizon DaaS=7.0-update_3m
VMware ESXi and Horizon DaaS=7.0-update_3n
VMware ESXi and Horizon DaaS=7.0-update_3o
VMware ESXi and Horizon DaaS=7.0-update_3p
VMware ESXi and Horizon DaaS=7.0-update_3q
VMware ESXi and Horizon DaaS=7.0-update_3r
VMware ESXi and Horizon DaaS=8.0
VMware ESXi and Horizon DaaS=8.0-a
VMware ESXi and Horizon DaaS=8.0-b
VMware ESXi and Horizon DaaS=8.0-c
VMware ESXi and Horizon DaaS=8.0-update_1
VMware ESXi and Horizon DaaS=8.0-update_1a
VMware ESXi and Horizon DaaS=8.0-update_1c
VMware ESXi and Horizon DaaS=8.0-update_1d
VMware ESXi and Horizon DaaS=8.0-update_2
VMware ESXi and Horizon DaaS=8.0-update_2b
VMware ESXi and Horizon DaaS=8.0-update_2c
VMware ESXi and Horizon DaaS=8.0-update_3
VMware ESXi and Horizon DaaS=8.0-update_3b
VMware ESXi and Horizon DaaS=8.0-update_3c
VMware vCenter Server and Cloud Foundation
VMware Telco Cloud Infrastructure=2.2
VMware Telco Cloud Infrastructure=2.5
VMware Telco Cloud Infrastructure=2.7
VMware Telco Cloud Infrastructure=3.0
VMware Telco Cloud Platform=2.0
VMware Telco Cloud Platform=2.5
VMware Telco Cloud Platform=2.7
VMware Telco Cloud Platform=3.0
VMware Telco Cloud Platform=4.0
VMware Telco Cloud Platform=4.0.1
VMware Telco Cloud Platform=5.0
VMware Workstation and ESXi>=17.0<17.6.3

Remedy

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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Reference Links

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of CVE-2025-22224?

    CVE-2025-22224 is rated as a high severity vulnerability due to its potential for remote code execution.

  • How do I fix CVE-2025-22224?

    To mitigate CVE-2025-22224, update VMware ESXi and Workstation to the latest versions provided by VMware.

  • Who is affected by CVE-2025-22224?

    CVE-2025-22224 affects users with local administrative privileges on VMware ESXi and Workstation.

  • What type of vulnerability is CVE-2025-22224?

    CVE-2025-22224 is a TOCTOU (Time-of-Check Time-of-Use) vulnerability leading to out-of-bounds write.

  • What could an attacker do by exploiting CVE-2025-22224?

    An attacker exploiting CVE-2025-22224 could execute arbitrary code as the virtual machine's VMX process on the host.

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