VMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability
Description
VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability due to an out-of-bounds read in HGFS. Successful exploitation allows an attacker with administrative privileges to a virtual machine to leak memory from the vmx process.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Turn on VMware alerts
Details
- Vendor
- VMware
- Product
- VMware ESXi, Workstation e Fusion
- CVE
- CVE-2025-22226
- Affected versions
- ESXi 7.0: 7.0 GA – 7.0 Update 3r
ESXi 8.0: 8.0 GA – 8.0 Update 3c
Workstation 17: from 17.0 to before 17.6.3 — fixed in 17.6.3
Fusion 13: from 13.0.0 to before 13.6.3 — fixed in 13.6.3
Cloud Foundation: all (version not specified)
Telco Cloud Infrastructure 2.2: 2.2
Telco Cloud Infrastructure 2.5: 2.5
Telco Cloud Infrastructure 2.7: 2.7
Telco Cloud Infrastructure 3.0: 3.0
Telco Cloud Platform 2.0: 2.0
Telco Cloud Platform 2.5: 2.5
Telco Cloud Platform 2.7: 2.7
Telco Cloud Platform 3.0: 3.0
Telco Cloud Platform 4.0: 4.0, 4.0.1
Telco Cloud Platform 5.0: 5.0 (from the advisory and NVD; check the exact builds in the official advisory) - CVSS score
- 7.1
- Actively exploited
- Yes, listed in the CISA Known Exploited Vulnerabilities catalog
- CISA due date
- March 25, 2025 (deadline for US federal agencies: a good benchmark for you too)
- Source
- CISA KEV – original advisory
- Published
- March 4, 2025
The description and the recommended action are quoted from the public advisory; severity, exploitation status and affected versions are compiled automatically from public sources and may contain errors. The vendor's original advisory prevails: check it before taking action. This information is provided without warranty and does not replace a professional assessment.