kernel

  1. CVE-2025-55224: Windows Win32K GRFX Race Condition and Local EoP Patch Guide

    Microsoft’s advisory for CVE-2025-55224 describes a concurrency flaw in the Windows kernel graphics component (Win32K — GRFX) that can be manipulated by an authorized local actor to gain code execution or elevate privileges on an affected system; the bug is a race condition (improper...
  2. CVE-2025-54112: Local Privilege Escalation in VHD/VHDX Parsing

    Microsoft’s Security Response Guide lists CVE-2025-54112 as a vulnerability in the Microsoft Virtual Hard Disk (VHD/VHDX) handling code that can be abused by an authorized local attacker to achieve elevation of privilege on Windows hosts, a condition vendors and incident responders classify as...
  3. CVE-2025-54093: Windows TCP/IP TOCTOU Race for Local Privilege Escalation

    Title: CVE‑2025‑54093 — Windows TCP/IP Driver TOCTOU Race Condition (Local Elevation of Privilege) Summary What it is: A time‑of‑check/time‑of‑use (TOCTOU) race condition in the Windows TCP/IP driver that Microsoft lists as CVE‑2025‑54093. Microsoft’s advisory describes the flaw as a TOCTOU...
  4. CVE-2025-53803: Windows Kernel Memory Disclosure — Patch & Mitigation Guide

    Microsoft’s advisory identifies CVE-2025-53803 as a Windows Kernel memory information disclosure vulnerability: an error message generated by kernel code can contain sensitive kernel memory contents, allowing an authenticated local actor to read data that should remain protected. Background The...
  5. Mitigating DirectX Kernel Race Conditions and Local EoP Risks (CVE-2025-55223)

    Microsoft’s advisory listing for a DirectX Graphics Kernel race-condition that could permit local elevation of privilege — referenced by the CVE identifier the user provided (CVE-2025-55223) — cannot be located in Microsoft’s public Security Update Guide pages that are accessible without...
  6. NTFS Stack Overflow in Windows: Mitigation, Patch, and Detection (2025)

    A newly reported Windows NTFS vulnerability described as a stack-based buffer overflow that “allows an authorized attacker to execute code locally” has raised immediate concern—but the specific CVE identifier you provided (CVE-2025-54916) could not be located in public vendor and vulnerability...
  7. xAI Expands Seattle Engineering Hub to Accelerate Grok on Azure

    xAI’s decision to plant an engineering flag in Seattle this week marks a consequential expansion for Elon Musk’s fast-moving AI startup—one that arrives at the intersection of talent, cloud partnerships, and high-profile litigation that together will shape how Grok and xAI compete in the...
  8. Windows 11 25H2 Release Preview: Enablement Package Explained for IT Pros

    Microsoft has quietly opened the gates: Windows 11 version 25H2 is now available to testers in the Windows Insider Release Preview channel as a small, fast enablement package that flips features already staged in the 24H2 servicing branch — which means you can install the 2025 annual update on...
  9. Rust for Windows Drivers: Progress, Tooling, and Production Readiness Challenges

    Microsoft's effort to let device-driver developers use Rust has moved from research and experiments into tangible tooling and samples, but the path to production-ready Windows drivers written in Rust remains long and cautious — working prototypes and Microsoft-backed crates exist, CodeQL now...
  10. WAVLINK WL-NWP004 10GBase-T PCIe Card: Real-World Windows/Linux Guide

    WAVLINK’s entry-level 10GBase‑T PCIe card — sold under model WL‑NWP004 and branded across marketplaces as a “WAVLINK 10G Base‑T PCIe Network Card” using an AQC113 controller — promises a low‑cost gateway to 10Gbps Ethernet for desktop builders, but a closer look at the hardware, drivers and the...
  11. WSL on Windows 11: A Practical Linux-Windows Hybrid for Developers

    Windows Subsystem for Linux has quietly become one of the most consequential developer features in Windows 11 — not because it’s flashy, but because it removes long-standing friction between two operating systems that many of us need to use every day. What used to require dual‑booting, slow...
  12. GNU Linux-libre 6.16: A Free Kernel Purged of Nonfree Firmware

    The GNU Linux-libre 6.16 release lands on August 24, 2025 with a familiar promise and a precise mandate: take everything new and noteworthy in upstream Linux 6.16 and remove the parts that depend on proprietary firmware, binary-only microcode, or unclear redistribution terms, then ship a kernel...
  13. Siemens SINEC OS Third-Party Vulnerabilities: Patch Guidance & ProductCERT

    Siemens’ advisory covering third‑party components in SINEC OS landed as a stark reminder that industrial network stacks are only as strong as their weakest third‑party link: dozens of kernel and userland weaknesses, CVEs spanning classic buffer overflows to TOCTOU races, and a vendor‑centric...
  14. Patch Windows Kernel Streaming WOW Thunk (ks.sys) LPE: Heap Overflow Risk

    Microsoft has released patches for a kernel-mode flaw in the Kernel Streaming WOW Thunk Service Driver—an exploitable heap-based buffer overflow that can allow a locally authorized attacker to escalate privileges to SYSTEM—though the CVE identifier you supplied (CVE-2025-53149) does not appear...
  15. CVE-2025-53135: DirectX Kernel EoP via Race Condition (dxgkrnl)

    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...
  16. CVE-2025-50161: High-Priority Win32K GRFX Privilege-Escalation Patch Guide

    Microsoft's Security Response Center lists CVE-2025-50161 as a heap-based buffer overflow in the Win32K GRFX subsystem that allows an authorized local attacker to elevate privileges, and administrators should treat this as a high-priority patching item for all affected Windows hosts...
  17. Open Sourcing WSL: Microsoft's Game-Changer for Developers and the Linux Ecosystem

    The open sourcing of the Windows Subsystem for Linux (WSL) represents a transformative moment in both Microsoft's developer outreach and the broader Windows ecosystem. Since its inception in 2016, WSL has evolved into a critical bridge between the world of Windows and Linux, enabling millions of...
  18. Fedora Linux Joins Windows Subsystem for Linux (WSL): A New Era for Developers

    In a move emblematic of the evolving relationship between Microsoft and the open-source community, Fedora Linux has officially joined the array of distributions available through the Windows Subsystem for Linux (WSL) on Windows. This noteworthy milestone, widely reported and confirmed by trusted...
  19. Microsoft Open Sources Windows Subsystem for Linux (WSL): What Developers Need to Know

    Microsoft’s decision to open source the Windows Subsystem for Linux (WSL) marks one of the most significant inflection points in its continuing journey toward openness and community-driven development. This move, revealed during the Build 2025 developer keynote, signals Microsoft’s renewed...
  20. Red Hat Summit 2025: Unlocking Enterprise Innovation with Microsoft and Red Hat Partnership

    As anticipation builds for Red Hat Summit 2025, all eyes in the enterprise technology sphere turn to the evolving partnership between Microsoft and Red Hat. Microsoft, announced as a platinum sponsor for the event, is set to not only highlight its latest cloud-native solutions but to reinforce...