CVE-2025-41237
VMware Cloud Foundation — VMCI integer-underflow vulnerability
Description · from the CVE record
VMware ESXi, Workstation, and Fusion contain an integer-underflow in VMCI (Virtual Machine Communication Interface) that leads to an out-of-bounds write. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host. On ESXi, the exploitation is contained within the VMX sandbox whereas, on Workstation and Fusion, this may lead to code execution on the machine where Workstation or Fusion is installed.
Affected
ProductAffectedFixed inSource
Cloud Foundation9.0.0.0, 5.x, 4.5.x–CNA
vSphere Foundation9.0.0.0–CNA
ESXi8.0 – < ESXi80U3f-24784735ESXi80U3f-24784735CNA
ESXi8.0 – < ESXi80U2e-24789317ESXi80U2e-24789317CNA
ESXi7.0 – < ESXi70U3w-24784741ESXi70U3w-24784741CNA
Workstation17.x – < 17.6.417.6.4CNA
Fusion13.x – < 13.6.413.6.4CNA
Telco Cloud Platform5.x, 4.x, 3.x, 2.x–CNA
Telco Cloud Infrastructure3.x, 2.x–CNA
Scores by source
vmware (CNA)9.3CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total