Here is a summary of CVE-2025-48809 based on your prompt and the official Microsoft Security Response Center: CVE-2025-48809 – Windows Secure Kernel Mode Information Disclosure Vulnerability
Description: This vulnerability involves the removal or modification of processor optimization or security-critical code in the Windows Kernel. An authorized attacker could exploit this locally to access information they should not have, leading to information disclosure.
Affected Component: Windows Secure Kernel Mode.
Attack Vector: Local (The attacker must have legitimate access to the system).
Risk: Information disclosure (may expose kernel memory or other sensitive process data to the attacker).
Mitigation: Apply security patches or updates from Microsoft when available. Ensure that access rights are tightly controlled, and audit local users and access regularly.
If you’re looking for specific mitigation steps, patch information, or technical advisories, please let me know or upload any relevant documentation you need summarized! Source: MSRC Security Update Guide - Microsoft Security Response Center