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CVE-2025-41236

VMXNET3 integer-overflow vulnerability

Published: Jul 15, 2025Updated: Jul 15, 2025 Sources: CVE List NVD BDU csafCWE-787
NVD MITRE
9.3CVSSCRITICAL
EPSS Score
2.1%
Top 20.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

VMware ESXi, Workstation, and Fusion contain an integer-overflow vulnerability in the VMXNET3 virtual network adapter. A malicious actor with local administrative privileges on a virtual machine with VMXNET3 virtual network adapter may exploit this issue to execute code on the host. Non VMXNET3 virtual adapters are not affected by this issue.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:NS:CC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-787

Affected Products

ESXiVMware
On-prem
Cloud & SaaS / virtualization
Cloud FoundationVMware
On-prem
Cloud & SaaS / virtualization
WorkstationVMware
On-premDesktop App
Cloud & SaaS / virtualization
FusionVMware
On-premDev Tool
Cloud & SaaS / virtualization
Telco Cloud PlatformVMware
SaaSSaaS Service
Cloud & SaaS / cloud-platform
vmwarecommercialUSCloud & SaaSaka vmware inc
and 7 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/35877
support.broadcom.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-212-02.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-25-212-02
cisa.gov
and 16 more references View all →

Timeline

Published
Jul 15, 2025
Last Updated
Jul 15, 2025

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