Netfilter
The latest Netfilter coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-64078: The 7.8-Rated Linux Kernel Bug That WSL 2 Users Must Patch Now
A newly disclosed Linux kernel vulnerability tracked as CVE-2026-64078 carries a 7.8 CVSS severity rating and demands immediate attention from Windows users who rely on WSL 2, Linux containers, or...
CVE-2026-45841 Netfilter Bug: How a Divide-by-Zero Error Lets Privileged Users Crash Linux Kernels
The Linux kernel’s netfilter subsystem has been assigned a new CVE identifier for a local denial-of-service vulnerability that can trigger a kernel panic through a divide-by-zero error. Published...
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,...
CVE-2023-7192: Linux Kernel Netfilter Vulnerability Threatens System Stability
A critical memory management vulnerability in the Linux kernel's netfilter subsystem has been identified, posing significant denial-of-service risks to systems worldwide. Designated CVE-2023-7192,...
CVE-2025-22064: Microsoft Confirms Azure Linux Hit, but Don’t Assume Other Products Are Safe
Microsoft has publicly confirmed that its Azure Linux distribution contains the vulnerable netfilter/nf_tables library implicated in CVE-2025-22064, a kernel-level defect that could lead to serious...
Netfilter Flaw Exposes Linux Routers to Crash Attacks – What Windows Admins Need to Do Now
On September 4, 2024, a critical vulnerability in the Linux kernel’s Netfilter flowtable subsystem was publicly disclosed, allowing nearby attackers to crash networking devices with malformed VLAN...
Linux Kernel Netfilter Flowtable Vulnerability CVE-2025-38441: Analysis & Windows Implications
A critical vulnerability in the Linux kernel's networking subsystem has been identified and patched, revealing subtle but important security implications for both Linux systems and Windows...
Linux Kernel Patch CVE-2025-68206 Fixes FTP Data Transfer Breakage in nftables NAT
The Linux kernel maintainers have quietly patched a subtle but disruptive vulnerability in the netfilter subsystem that specifically affected FTP connections passing through Network Address...
CVE-2025-39764: Azure Linux Kernel Vulnerability & Microsoft's Security Response
A critical vulnerability in the Linux kernel's netfilter subsystem, designated CVE-2025-39764, has emerged as a significant security concern, particularly for Microsoft's Azure Linux ecosystem. This...