CVE-2025-53028: 
VirtualBox vulnerability analysis and mitigation

A vulnerability has been identified in Oracle VM VirtualBox version 7.1.10 (component: Core). This vulnerability (CVE-2025-53028) allows high-privileged attackers with logon access to the infrastructure where Oracle VM VirtualBox executes to compromise the system. The vulnerability was discovered by Viettel Cyber Security and was publicly disclosed on July 15, 2025 (Oracle Advisory, NVD).

The specific flaw exists within the implementation of the VMSVGA virtual device. The vulnerability stems from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer (out-of-bounds write). The vulnerability has been assigned a CVSS 3.1 Base Score of 8.2 (High) with the following vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H (ZDI Advisory).

Successful exploitation of this vulnerability can result in complete takeover of Oracle VM VirtualBox. While the vulnerability is contained within VirtualBox, attacks may significantly impact additional products due to scope change. The vulnerability affects confidentiality, integrity, and availability of the system (NVD, ZDI Advisory).

Oracle has issued an update to correct this vulnerability as part of the July 2025 Critical Patch Update. Users are strongly advised to apply the security patch without delay to protect against potential exploitation (Oracle Advisory, ZDI Advisory).