Open Vswitch
The latest Open Vswitch coverage — news, analysis, and updates from the WindowsNews.AI desk.
Open vSwitch FTP ALG bug crashes Windows Hyper-V networks; patch now
A critical denial-of-service vulnerability in Open vSwitch, tracked as CVE-2026-34956, can be exploited remotely to crash virtual network infrastructure—and Windows Server administrators are among...
CVE-2026-31508: Why a Linux Kernel Open vSwitch Race Condition Demands Immediate Windows Attention
CVE-2026-31508 landed in the National Vulnerability Database on April 22, 2026, with a high-severity score and a race condition that security teams cannot ignore. The flaw, which was updated on April...
CVE-2025-38146: Critical Open vSwitch MPLS Bug Causes Azure Linux CPU Deadlocks
A critical vulnerability in Open vSwitch's MPLS parsing functionality has been identified as CVE-2025-38146, posing significant reliability risks to Azure Linux environments and other systems...
Azure Linux & CVE-2025-37998: Security Implications & Defender Guidance
Microsoft's recent security disclosure regarding Azure Linux and CVE-2025-37998 has generated significant discussion within the cybersecurity community, particularly among organizations relying on...
Microsoft Patches Azure Linux Against Open vSwitch Kernel Crash Vulnerability
Microsoft has confirmed that its Azure Linux distribution is exposed to a kernel-level vulnerability in Open vSwitch (OVS) that can be triggered by an attacker with low privileges to crash the...
Linux Kernel Removes Broken OVS set(nsh) Action After 7 Years of Inactivity
The Linux kernel development community has quietly addressed a significant security and correctness issue in its Open vSwitch (OVS) implementation that persisted for years without detection....