VMware ESX 8.0 / 9.0 / 9.1 Out-of-Bounds Write (VMSA-2026-0006)

The version of VMware ESX installed on the remote host is 8.0 prior to build 25595708 8.0 Update 3k, or 9.0 prior to build 25595025 9.0.2.0100, or 9.1 prior to build 25557999 9.1.0.0200. It is, therefore, affected by a vulnerability as referenced in the VMSA-2026-0006.1 advisory: - VMware ESX...

PT-2026-65829

Name of the Vulnerable Software and Affected Versions VMware ESX affected versions not specified Description An out-of-bounds write issue exists in the VMXNET3 virtual network adapter. A malicious actor with local administrative privileges on a virtual machine using the VMXNET3 adapter can exploi...

PT-2026-65827

VMware ESX, Workstation, and Fusion contain an out-of-bounds read vulnerability. A malicious actor with VM deployment privileges could trigger an out-of-bounds read, potentially leading to information disclosure or more likely a Denial-of-Service DoS condition of the host process. On Workstation...

PT-2026-65832

Name of the Vulnerable Software and Affected Versions VMware vCenter affected versions not specified Description An authentication bypass exists in the VMware Directory Service. A malicious actor with network access to vCenter can exploit this flaw to bypass authentication mechanisms and gain...