CVE-2025-22225Used in ransomware
VMware ESXi
VMware ESXi Arbitrary Write Vulnerability
What it is
VMware ESXi contains an arbitrary write vulnerability. Successful exploitation allows an attacker with privileges within the VMX process to trigger an arbitrary kernel write leading to an escape of the sandbox.
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.
Vendor notices and references
- support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvis
- nvd.nist.gov/vuln/detail/CVE-2025-22225
Description and required action as published by CISA. Full record at NVD.
Other VMware entries on the list
- ESXi, Workstation, and Fusion VMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability CVE-2025-22226 · Mar 4, 2025
- ESXi and Workstation VMware ESXi and Workstation TOCTOU Race Condition Vulnerability CVE-2025-22224 · Mar 4, 2025
- vCenter Server VMware vCenter Server Privilege Escalation Vulnerability CVE-2024-38813 · Nov 20, 2024
- vCenter Server VMware vCenter Server Heap-Based Buffer Overflow Vulnerability CVE-2024-38812 · Nov 20, 2024
- ESXi VMware ESXi Authentication Bypass Vulnerability CVE-2024-37085 · Jul 30, 2024
- vCenter Server VMware vCenter Server Incorrect Default File Permissions Vulnerability CVE-2022-22948 · Jul 17, 2024