Resource exhaustion in VMware ESXi - CVE-2025-41227

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Main Vulnerability Database Vulnerabilities #VU109486

Resource exhaustion in VMware ESXi - CVE-2025-41227

Published: May 20, 2025


Vulnerability identifier: #VU109486
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L]
CVE-ID: CVE-2025-41227
CWE-ID: CWE-400
Exploitation vector: Adjecent network
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a malicious guest to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A malicious guest can trigger resource exhaustion of the host process.


Affected software

VMware ESXi
IBM Cloud Pak System
VMware Fusion
VMware Workstation

How to mitigate CVE-2025-41227

Install updates from vendor's website.

VMware ESXi - addressed in versions ESXi70U3sv-24723868, ESXi80U3e-24659227
IBM Cloud Pak System - update to 2.3.6.1
VMware Fusion - update to 13.6.3
VMware Workstation - update to 17.6.3

External References

Related Security Bulletins