Security Alerts
The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.
Linux Kernel CVE-2026-46065: Hot-Unplug Bug in fbdev Deferred I/O Could Impact Windows Users
A newly disclosed Linux kernel flaw, tracked as CVE-2026-46065, fixes a critical lifetime issue in the framebuffer (fbdev) deferred I/O subsystem that can be triggered after a graphics device is...
Linux Kernel Bridge RCU Race (CVE-2026-46086) Exposes Systems to DoS Attacks—What Windows Users Need to Know
CVE-2026-46086, assigned by kernel.org on May 27, 2026, exposes a serious weakness in the Linux kernel's bridge forwarding database (FDB). A race condition tied to read-copy-update (RCU)...
CVE-2026-45845: TAPRIO NULL Pointer Dereference Kernel Panic — What Windows and WSL Users Must Know
On May 27, 2026, Linux kernel maintainers disclosed CVE-2026-45845, a local denial-of-service vulnerability in the TAPRIO traffic-control subsystem. The flaw allows an unprivileged local user to...
KVM AMD Nested VM Bug Risks Data Leak and Host Crashes; Patch Released
The National Vulnerability Database published CVE-2026-46014 on May 27, 2026, detailing a flaw in the Linux kernel's Kernel-based Virtual Machine (KVM) that affects AMD Secure Virtual Machine (SVM)...
Linux Kernel Patch for CVE-2026-46101 Fixes Zero-Bit Shift in nftables After Undefined Behavior Risk
A newly published Linux kernel vulnerability exposes a dangerous oversight in nftables bitwise operations where a zero-bit shift could trigger undefined behavior inside the network packet filtering...
KVM AMD Bug Lets Guest Escape VM via CR3 Failure on Nested Virtualization
The National Vulnerability Database published CVE-2026-46032 on May 27, 2026, detailing a flaw in the Linux kernel's KVM subsystem affecting AMD processors with nested virtualization enabled. The...
CVE-2026-45859: Linux Netfilter nfnetlink_queue Flaw Drops UDP GSO Packets, Impacts Windows Subsystem for Linux
The National Vulnerability Database published CVE-2026-45859 on May 27, 2026, revealing a regression in the Linux kernel’s netfilter nfnetlink_queue subsystem that can silently drop certain UDP...
Linux mwifiex Driver Bug: Wakeup Timer Race Leads to Use-After-Free
The National Vulnerability Database (NVD) published details on May 27, 2026, about a race condition in the Linux kernel's mwifiex Wi-Fi driver cleanup routine. Tracked as CVE-2026-46069, the...
CVE-2026-46047 Linux QRTR Bug Threatens Windows Teams via WSL
A newly disclosed Linux kernel vulnerability tracked as CVE-2026-46047 exposes a serious use-after-free flaw in the Qualcomm QRTR subsystem. The bug, entered into the National Vulnerability Database...
CVE-2026-45986: Critical Memory Leak in Linux ccree Crypto Driver—What Windows Admins Must Do Now
A high-severity memory leak in the Linux kernel’s ccree crypto driver, tracked as CVE-2026-45986, was published on kernel.org and recorded by the National Vulnerability Database on May 27, 2026....
CVE-2026-45997 Linux SCSI Bug Threatens WSL, Hyper-V, and Dual-Boot Users
A newly published Linux kernel vulnerability, CVE-2026-45997, exposes a subtle but dangerous reference-counting flaw in the SCSI subsystem. The National Vulnerability Database (NVD) posted the entry...
CVE-2026-45897: The Linux Kernel Spinlock Fix That Shows Why Firewall Metrics Can't Be Trusted
On May 27, 2026, the Linux kernel project disclosed CVE-2026-45897, a race condition in the nftables firewall subsystem that could corrupt counter values when multiple processes reset them...