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Status published
Critical
CVE-2025-41236
VMXNET3 integer-overflow vulnerability
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
VMware
View all reports →Affected Software
ESXi, Cloud Foundation, Workstation, Fusion, Telco Cloud Platform, Telco Cloud Infrastructure
Vulnerable Versions:
8.0, 7.0, 5.x, 4.5.x, 17.x, 13.x, 5.x, 4.x, 3.x, 2.x, 3.x, 2.x
Timeline
Official Publish:
July 15th, 2025
Last Modified:
February 26th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H