CVE-2026-57851

MSI Feature Manager contains a local privilege escalation vulnerability in the KernCoreLib64.sys kernel driver that allows any locally logged-on user to perform arbitrary physical memory read/write and unrestricted I/O port operations by accessing exposed IOCTL handlers without administrator...

CVE-2026-57851 MSI KernCoreLib64.sys Privilege Escalation via IOCTL Handlers

MSI Feature Manager contains a local privilege escalation vulnerability in the KernCoreLib64.sys kernel driver that allows any locally logged-on user to perform arbitrary physical memory read/write and unrestricted I/O port operations by accessing exposed IOCTL handlers without administrator...

CVE-2026-57851

MSI Feature Manager contains a local privilege escalation via the KernCoreLib64.sys kernel driver. An attacker with local access can use exposed IOCTL handlers to perform arbitrary physical memory read/write and unrestricted I/O port operations without administrator privileges. This can enable ma...