Linux Kernel
The latest Linux Kernel coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2025-40263: Linux Kernel ChromeOS Keyboard Driver Bug & Windows Security Parallels
A recently disclosed vulnerability in the Linux kernel's ChromeOS Embedded Controller (EC) keyboard driver, tracked as CVE-2025-40263, highlights a critical class of software flaw that transcends...
Kernel Patch Fixes Memory Corruption Bug in s390 ctcm Driver (CVE-2025-40253)
The Linux kernel maintainers have addressed a specific memory management vulnerability in the s390 architecture's ctcm driver, assigning it CVE-2025-40253. This security flaw, classified as a...
Linux kernel fixes HFS CVE-2025-40243 with kzalloc after KMSAN detects uninitialized 8KB bitmap read.
The Linux kernel development community has addressed a subtle but significant memory-safety vulnerability in the Hierarchical File System (HFS) driver, identified as CVE-2025-40243. This security...
KMSAN Fuzzing Exposes HFS+ Flaw: Linux Kernel Patches Uninitialized Read Bug
The Linux kernel development community has addressed a significant security vulnerability in the HFS+ filesystem implementation, identified as CVE-2025-40244. This uninitialized-value bug, detected...
Linux MPTCP patch CVE-2025-40257 stops use-after-free with RCU timer fix
A critical race condition vulnerability in the Linux kernel's Multipath TCP (MPTCP) subsystem, tracked as CVE-2025-40257, has been patched by upstream maintainers. This security flaw, which could...
Linux Kernel VSOCK Vulnerability CVE-2025-40248: Virtualization Security Risk Patched
A critical vulnerability in the Linux kernel's AF_VSOCK implementation has been patched, addressing a race condition that could allow attackers to disconnect established virtual machine communication...
Linux Kernel Patches Atomic Context Sleep Bug in SCSI Driver CVE-2025-40259
A critical security vulnerability in the Linux kernel's SCSI generic (sg) driver has been patched, addressing a subtle but potentially serious atomic context sleep bug designated CVE-2025-40259. The...
Linux NVMe-FC CVE-2025-40261: Critical Race Condition Fix for Storage Stability
A critical race condition vulnerability in the Linux kernel's NVMe over Fibre Channel (NVMe-FC) driver has been assigned CVE-2025-40261, requiring immediate attention from system administrators and...
Microsoft Patches Linux Kernel Bug That Can Crash Azure VMs and WSL2 Networking
Microsoft has pushed out a security update to address a Linux kernel vulnerability—tracked as CVE-2025-40251—that can cause memory warnings, driver failures, and potential system instability...
A Single Failed IRQ Request Can Crash Your Linux Server with Mellanox NICs—Here’s the Fix
A bug in the Linux kernel’s mlx5 driver, used by Mellanox/NVIDIA network cards, can turn a routine hardware interrupt allocation failure into a full system crash. The flaw, tracked as...
Qualcomm MSM DRM Kernel Bug Can Crash Linux Systems; Patches Released
On December 4, 2025, a critical kernel vulnerability landed in public databases under CVE‑2025‑40247. A faulty error‑handling path in the Qualcomm MSM DRM driver can be triggered by a local...
Microsoft Flags Linux Kernel UAF Vulnerability (CVE-2025-40223) That Could Impact WSL and Azure Users
Microsoft has drawn attention to a newly patched use-after-free vulnerability in the Linux kernel’s MOST USB driver, tracked as CVE-2025-40223, that can crash systems when USB devices are detached....