spaceport.sys

The spaceport.sys tag covers reporting on CVE-2026-50298, an elevation-of-privilege vulnerability in a Windows storage driver. Microsoft patched the issue in its July 14, 2026 security updates for supported Windows 11, Windows Server, and still-serviced Windows 10 systems. The flaw is associated with an integer overflow or wraparound weakness and may allow an attacker with physical access to take full control of a vulnerable machine. Coverage includes Microsoft’s Important severity classification, the 6.8 CVSS 3.1 score, and guidance to apply the relevant security updates. This tag is focused on understanding the vulnerability, its affected platforms, and remediation through patching.