CVE-2026-59346 — VMware Workstation and Fusion VMXNET3 integer-overflow vulnerability

CVE-2026-59346

VMware Workstation and Fusion VMXNET3 integer-overflow vulnerability PUBLISHED

Description (CNA)

VMware Workstation and Fusion contain an integer-overflow vulnerability. 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. Affected versions: - VMware Workstation: 25H2, 26H1 (fixed in 26H1u1) - VMware Fusion: 25H2, 26H1 (fixed in 26H1u1)

Affected (CNA)

Vendor / product	Versions
VMware / VMware Workstation	affected 25H2 through 26H1; unaffected 26H1u1
VMware / VMware Fusion	affected 25H2 through 26H1; unaffected 26H1u1

CWE

CWE-190

References

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/security-advisories/0/38288

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.