Traffic Control
The latest Traffic Control coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-63983: How a Linux NetEm Flaw Can Freeze Your Systems and What to Do About It
On July 19, 2026, the Linux kernel project disclosed CVE-2026-63983, a denial-of-service vulnerability in the NetEm network emulation feature that can cause system crashes or memory exhaustion...
CVE-2026-53080: Linux cls_fw Kernel Bug Threatens WSL2 Systems with Crash and Potential Code Execution
A serious vulnerability in the Linux kernel’s traffic-control subsystem has been added to the U.S. National Vulnerability Database, giving it the identifier CVE-2026-53080. Published on June 24,...
Linux Kernel Patches CVE-2026-46331: net/sched pedit Bug Could Corrupt Page Cache
A newly disclosed vulnerability in the Linux kernel’s network traffic control subsystem could allow an attacker to corrupt page cache memory, potentially leading to system instability, denial of...
Linux kernel panic bug CVE-2026-43496 lets CAP_NET_ADMIN users crash hosts via RED/QFQ tc misconfig
CVE-2026-43496 is a newly disclosed vulnerability in the Linux kernel’s networking stack that enables anyone with the ability to load a traffic control (tc) configuration to instantly crash the...
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-2026-31422: Linux Kernel Networking Flaw Exposes Shared Block Vulnerability
CVE-2026-31422 reveals a critical vulnerability in the Linux kernel's networking subsystem that could lead to system crashes through a NULL pointer dereference. The flaw resides specifically in the...
Linux Kernel CVE-2026-31421: Critical NULL Pointer Dereference in tc cls_fw Traffic Control
A newly assigned Linux kernel vulnerability, CVE-2026-31421, exposes a critical NULL pointer dereference in the traffic control subsystem's cls_fw classifier. This security flaw affects shared block...
CVE-2026-23378: Linux Kernel Traffic Control Vulnerability Exposes Memory Safety Flaw
A newly disclosed Linux kernel vulnerability, CVE-2026-23378, exposes a critical memory safety flaw in the act_ife traffic-control action that could allow attackers to manipulate kernel memory...
Linux Kernel Security Patch Addresses Critical act_gate Race Condition (CVE-2026-23245)
The Linux kernel development team has released a stable patch addressing a critical race condition in the act_gate traffic-control action module. The vulnerability, tracked as CVE-2026-23245,...
CVE-2025-37798: How a Linux Kernel Flaw Could Impact Windows Subsystem for Linux Users
A subtle but significant vulnerability in the Linux kernel's traffic control subsystem has been assigned CVE-2025-37798, raising concerns not just for Linux administrators but also for the growing...
CVE-2025-40279: Linux Kernel Info Leak Fix for Traffic Control Connmark
A critical information disclosure vulnerability in the Linux kernel's traffic control subsystem has been addressed with CVE-2025-40279, a security flaw that could allow local attackers to leak kernel...