Security Alerts
The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-23360: Why Windows Users Must Patch This Linux Kernel NVMe Leak
CVE-2026-23360, a Linux kernel vulnerability in the NVMe storage subsystem, may look like a niche server issue at first glance. But Microsoft’s Security Response Center is tracking it, and Windows...
Linux CAN bus driver deadlock (CVE-2026-23357) can freeze kernels; Microsoft now tracking it
Microsoft has quietly added CVE-2026-23357 to its Security Update Guide — a Linux kernel vulnerability that can cause a system to freeze when a CAN bus interface is brought up. The bug, rated...
One Missing Spinlock in Linux CAN BCM Can Crash Kernels: Patch Now to Protect WSL and Industrial Gear
{ "title": "One Missing Spinlock in Linux CAN BCM Can Crash Kernels: Patch Now to Protect WSL and Industrial Gear", "content": "On March 25, 2026, the National Vulnerability Database assigned...
The One-Line Linux Kernel Fix That Just Landed on Microsoft's CVE List — And Why Windows Admins Should Pay Attention
Microsoft's Security Response Center published a new CVE on April 26, 2026, and it isn't a Windows bug. CVE-2026-31658 covers a memory leak in the Linux kernel's Altera Triple-Speed Ethernet driver...
Security Alert: Linux Kernel Bug in Packet Checksums May Crash WSL2 and Azure Systems
Microsoft’s Security Response Center has published an advisory for CVE-2026-31684, a newly disclosed vulnerability in the Linux kernel’s traffic control subsystem that could allow crafted network...
CVE-2026-31634: Patching the Linux RxRPC Reference Count Bug in Windows-Heavy Environments
Microsoft’s Security Response Center has published a new vulnerability affecting the Linux kernel—CVE-2026-31634, a reference count leak in the RxRPC networking subsystem. While the Windows...
Linux Network Emulator Bug Could Corrupt Memory—Here's What Windows Admins Need to Know
A vulnerability in the Linux kernel’s network emulation queuing discipline (netem) can cause memory corruption under specific tunnel conditions. Patches have been released across multiple stable...
CVE-2026-31677: AF_ALG Crypto Goof Threatens Every WSL Instance and Linux VM in Your Network
A newly disclosed vulnerability in the Linux kernel’s cryptographic socket interface, CVE-2026-31677, can allow local attackers to trigger memory mismanagement and potential denial-of-service or...
Critical KVM Use-After-Free Flaw Exposes Linux Hypervisors – Patch Now to Block Guest Attacks
On April 24, 2026, the National Vulnerability Database published CVE-2026-31588, a memory safety bug in the Linux kernel’s KVM hypervisor that allows a guest virtual machine to trigger a...
CVE-2026-31676: The Linux Kernel RxRPC Fix That Splits Windows and Linux Patching Duty
Microsoft has flagged a newly disclosed Linux kernel vulnerability, CVE-2026-31676, that affects the RxRPC networking subsystem, prompting a patch that tightens when the kernel processes security...
Unplugging a USB-C Power Tester Could Crash Your Linux Box—Here’s How to Prevent It
A use-after-free bug in the Linux kernel’s driver for ChargerLAB POWER-Z USB-C testers can destabilize your system when you disconnect the device during a sensor read. CVE-2026-31582 was published...
Why a Linux USB Bug Might Be Your Problem Even If You Only Use Windows
A Linux kernel vulnerability that lets a hostile USB host corrupt memory on connected gadgets was made public on April 24, 2026, and it’s the kind of flaw that can slip under the radar of...