Linux Security
The latest Linux Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2025-21920: Linux VLAN Kernel Pointer Leak Threatens Network Security
A subtle design assumption in the Linux networking stack became a loud wake-up call for kernel maintainers and infrastructure operators in April 2025: CVE-2025-21920, tracked as "vlan: enforce...
Microsoft Flags High-Severity Libsoup Bug in Azure Linux—Patch Immediately
A high-severity memory safety flaw in a widely used Linux networking library has prompted urgent patching across major distributions, and Microsoft has weighed in on the risk for its own Azure Linux...
Urgent: 'Looney Tunables' glibc Exploit Grants Root on Azure Linux and Other Distros – Patch Now
A severe privilege escalation vulnerability in the GNU C Library (glibc) that affects a wide swath of Linux distributions—including Microsoft’s own Azure Linux—is now under active exploitation,...
CVE-2023-29403: Critical Go Runtime Privilege Escalation Vulnerability Explained
A critical security vulnerability in the Go programming language runtime has exposed a fundamental flaw in how Go handles Unix setuid/setgid binaries, creating potential privilege escalation vectors...
ClamAV Logging Bug Can Corrupt System Files—Patch Now, Especially Azure Linux Users
A logging flaw in the widely used ClamAV antivirus engine can be exploited to corrupt system files, and the fix, while simple, hasn't reached every vulnerable system. The vulnerability, tracked as...
CVE-2024-6119 OpenSSL Vulnerability: Impact on Azure Linux & Microsoft's Ecosystem
A critical vulnerability in the OpenSSL cryptographic library, designated CVE-2024-6119, has sent ripples through the cloud security community, raising urgent questions about patch management and...
GnuTLS CVE-2024-28835 DoS Vulnerability: Critical Patch Guide for Linux & Windows Systems
A critical denial-of-service vulnerability in the widely used GnuTLS cryptographic library has security administrators scrambling to patch systems across both Linux and Windows environments. Tracked...
CVE-2025-37833: Azure Linux Vulnerability Analysis & Community Response
Microsoft's recent disclosure about CVE-2025-37833 affecting Azure Linux has sparked significant discussion in the security community, revealing broader implications than initially apparent. The...
Microsoft's Azure Linux Hit by cpupower CVE, but WSL2 and Cloud Images Remain Unchecked
On May 9, 2025, a Linux kernel maintainer patched a NULL pointer dereference in the cpupower benchmark tool, assigned CVE-2025-37841. Microsoft has confirmed that its Azure Linux distribution...
Microsoft Confirms Azure Linux Hit by CVE-2025-38422 Kernel Bug; Other Products Remain Unchecked
Microsoft has confirmed that its Azure Linux distribution ships a vulnerable version of the LAN743x Ethernet driver, leaving systems exposed to a high-severity kernel bug tracked as CVE-2025-38422....
CVE-2025-68733: Smack LSM Vulnerability Exposes Linux Systems to Unprivileged Relabeling Attacks
A critical vulnerability in the Smack Linux Security Module (LSM) has been assigned CVE-2025-68733, exposing systems to potential privilege escalation and security bypass attacks. The flaw,...
Azure Policy CIS Linux Benchmarks: Microsoft's Hybrid Security Play Explained
Microsoft has significantly expanded its security governance capabilities with the integration of official Center for Internet Security (CIS) Linux Benchmarks directly into Azure Policy's Machine...