Kernel Security
The latest Kernel Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2025-40051: Linux Kernel vhost vringh Patch Fixes Critical Memory Corruption Vulnerability
The Linux kernel development team has addressed a significant security vulnerability designated CVE-2025-40051, which affects the vhost/vringh subsystem and could lead to memory corruption, privilege...
Linux Kernel Patch Fixes CVE-2025-40060 CoreSight TRBE Crash Risk
A critical vulnerability in the Linux kernel's CoreSight Trace Buffer Extension (TRBE) driver has been addressed with CVE-2025-40060, a security patch that prevents potential kernel panics caused by...
Linux KSM Madvise Bug CVE-2025-40040: Critical Security Patch Analysis
A critical vulnerability in the Linux kernel's Kernel Samepage Merging (KSM) subsystem has been patched, addressing CVE-2025-40040, a subtle but dangerous flag-dropping bug that could lead to...
CVE-2025-40055: OCFS2 Double Free Vulnerability and Linux Kernel Security
A critical security vulnerability in the Linux kernel's OCFS2 filesystem has been addressed through a seemingly simple code fix that highlights the persistent challenges of memory management in...
Linux Kernel CVE-2025-40042: Race Condition in kprobe Initialization Threatens System Stability
A critical vulnerability in the Linux kernel, identified as CVE-2025-40042, exposes systems to potential kernel crashes through a race condition in kprobe initialization that can trigger NULL-pointer...
CVE-2025-40013: Critical Qualcomm Audio Driver Vulnerability Explained
A significant security vulnerability designated as CVE-2025-40013 has been identified in the Qualcomm ASoC (Audio System on Chip) audioreach driver, representing a critical kernel-level security flaw...
Microsoft Flags Graphics Bug That Lets Attackers Grab System Control—Here’s Your Patching Plan
Microsoft’s latest security update addresses a race condition in the Windows graphics component that could allow an attacker with local access to escalate privileges to SYSTEM level. The...
Windows Hyper-V Race Condition Flaw (CVE-2025-54092) Enables Attackers to Seize Host Control
Microsoft has disclosed a dangerous race condition vulnerability in Windows Hyper-V that could allow a local attacker to seize SYSTEM-level privileges on the host. Tracked as CVE-2025-54092, the flaw...
Windows HTTP.sys Out-of-Bounds Read Enables Remote DoS — Patch Urgently
A newly referenced vulnerability in the Windows HTTP protocol stack exposes internet-facing servers to remote denial-of-service attacks, forcing administrators to take immediate action even as public...
CVE-2025-55236: Windows Graphics Kernel Race Condition Allows Attackers to Escalate to SYSTEM — Patch Now
Microsoft has published advisory CVE-2025-55236, a time-of-check/time-of-use (TOCTOU) race condition in the Windows Graphics Kernel that hands local, authenticated attackers a path to elevate...
Patch Now: CVE-2025-54919 Win32K Bug Opens Door to Instant SYSTEM-Level Compromise
Microsoft has released a security update for a high‑impact race condition vulnerability in the Windows Win32K graphics subsystem that could allow an authenticated local attacker to gain...
Microsoft’s OS Guard Hardens Azure Linux Against Container Attacks
Microsoft has published a preview of OS Guard, a hardened build of Azure Linux that enforces immutability, code integrity, and mandatory access controls to protect container hosts from tampering and...