Articles from April 2026
Browse all Windows news articles published in April 2026
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...
CVE-2026-31623: Linux CDC Phonet Flaw Lets Malicious USB Crash Kernels—Patch Now
The Linux kernel project has patched a flaw in the obscure cdc-phonet USB networking driver that lets a malicious device overflow a core memory array, triggering crashes or memory corruption....
CVE-2026-31642: Linux Kernel Bug Can Hang Systems via Diagnostic File—Here’s the Fix
On April 24, 2026, the Linux kernel project disclosed a vulnerability in its RxRPC networking subsystem that can freeze systems when a diagnostic interface is read under the wrong conditions. Tracked...
Windows 11 Update Overhaul: Pause Indefinitely, Restart Without Installing
In a significant reversal of its long-standing update policy, Microsoft announced a set of changes to Windows 11 that let users pause updates indefinitely—in renewable 35-day blocks—and restart...
Linux Kernel Bug in Radio Manager Lets Local Users Crash Systems—Here’s the Fix and Who Needs It
A vulnerability in the Linux kernel’s rfkill subsystem, which manages wireless radios like Wi-Fi and Bluetooth, can be exploited by local users to exhaust memory and force a system into an...
Urgent Linux Kernel Patch: Netfilter Use-After-Free Flaw Threatens Servers, Containers, and WSL
A newly disclosed vulnerability in the Linux kernel's netfilter framework could allow an attacker with firewall management privileges to execute arbitrary code or crash the system. CVE-2026-31665,...
Realtek Wi-Fi Driver Bug Gets CVE. Should Windows Users Worry?
A Linux kernel flaw in a widely used Realtek Wi-Fi driver has been assigned a CVE identifier, triggering security alerts across enterprise scanning tools. The vulnerability, tracked as...