kernel vulnerability

Microsoft’s advisory confirms that a null pointer dereference in the Windows Ancillary Function Driver for WinSock (AFD.sys) can be triggered by a locally authorized attacker to elevate privileges to SYSTEM, creating a high-impact local elevation-of-privilege (EoP) risk for affected Windows...

A use‑after‑free vulnerability in the Windows Ancillary Function Driver for WinSock (AFD.sys), tracked as CVE-2025-53137, can be abused by an authorized local user to escalate privileges to SYSTEM on affected Windows hosts — a high‑impact kernel vulnerability that follows a string of similar AFD...

Title: What sysadmins need to know about the WinSock AFD race-condition EoP entry you sent (CVE-2025-53134) — situation, risk, and what to do now Executive summary You sent the MSRC URL for CVE-2025-53134 (Windows Ancillary Function Driver for WinSock — race condition / improper synchronization...

Below is a comprehensive technical brief on CVE-2025-53135 (DirectX Graphics Kernel — elevation of privilege via a race condition). I searched Microsoft’s Security Update Guide and the public vulnerability databases for corroborating information; where vendor-provided details are available I...

Microsoft has confirmed CVE-2025-53132 — a race‑condition elevation‑of‑privilege vulnerability in the Windows Win32k – GRFX component — and administrators must treat affected hosts as high‑priority patch targets while applying layered mitigations to reduce immediate risk. Background Windows’...

CVE-2025-50176 — DirectX Graphics Kernel Type‑Confusion RCE Author: Security Analysis Desk — August 12, 2025 TL;DR CVE-2025-50176 is a type‑confusion vulnerability in the DirectX Graphics Kernel (dxgkrnl / DirectX graphics subsystem) that Microsoft categorizes as enabling local...

A recently published Microsoft advisory warns that CVE-2025-49762 — a race-condition flaw in the Windows Ancillary Function Driver for WinSock (AFD.sys) — can allow a locally authorized attacker to elevate privileges by exploiting concurrent execution using a shared resource with improper...

A use‑after‑free bug in the Windows kernel has been reported under the identifier CVE‑2025‑49761 and is described by Microsoft as an elevation‑of‑privilege vulnerability that can allow a local, authorized attacker to gain SYSTEM privileges; administrators should treat the advisory as urgent and...

Microsoft’s recent lifecycle clarification — that Microsoft Edge (and the WebView2 runtime) will continue to receive security and quality updates on Windows 10, version 22H2, well after the operating system itself reaches end-of-support — reshapes migration timelines for millions of users and...

A potent wave of ransomware attacks has uncovered a cunning new strategy in cybercrime: hackers are leveraging a legitimate Intel CPU tuning driver to disable Windows 11’s built-in antivirus, leaving systems dangerously exposed. The Akira ransomware, already notorious for its aggressive...

The July 2025 rollout of Microsoft Windows Security Updates marks another significant chapter in the ongoing effort to secure the world’s most popular desktop operating system and its enterprise-class server counterparts. With Microsoft delivering a sweeping 130 security updates, alongside...

A critical security vulnerability, identified as CVE-2025-49666, has been discovered in the Windows Kernel, specifically affecting the Setup and Boot Event Collection components. This flaw is a heap-based buffer overflow that allows an authorized attacker to execute arbitrary code over a...

The recent disclosure of CVE-2025-49667, a critical elevation of privilege (EoP) vulnerability in the Windows Win32 Kernel (Win32K) Subsystem, has cast a spotlight on the ongoing security challenges inherent in fundamental components of the Windows operating system. Security researchers and IT...

Here's a detailed explanation about CVE-2025-49660, a Windows Event Tracing Elevation of Privilege Vulnerability, based on available technical context and similar use-after-free vulnerabilities in the Windows Event Tracing or logging subsystems: Technical Details and Analysis Vulnerability...

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...

A recently disclosed vulnerability, identified as CVE-2025-48001, has raised significant concerns regarding the security of Windows BitLocker, Microsoft's full-disk encryption feature. This flaw, stemming from a time-of-check to time-of-use (TOCTOU) race condition, allows unauthorized attackers...

An integer underflow vulnerability has been identified in the Windows MBT Transport driver, designated as CVE-2025-47996. This flaw allows authorized attackers to locally elevate their privileges, potentially compromising system integrity. Understanding Integer Underflow Integer underflow occurs...

A steadily rising tide of critical security disclosures continues to shape the landscape for enterprise Windows deployments, and few recent reports have drawn more intense scrutiny than the emergence of CVE-2025-49686. This severe vulnerability, targeting the Windows TCP/IP driver's handling of...

The Windows Transport Driver Interface (TDI) Translation Driver, known as TDX.sys, has been identified with a critical vulnerability labeled CVE-2025-49658. This flaw permits authorized local attackers to perform out-of-bounds read operations, potentially leading to the disclosure of sensitive...

A new critical vulnerability has been revealed in the Windows operating system: CVE-2025-26636, classified as a Windows Kernel Information Disclosure Vulnerability. This security flaw—emerging at a time when threats to core system components are becoming increasingly sophisticated—underscores...