Vulnerability
The latest Vulnerability coverage — news, analysis, and updates from the WindowsNews.AI desk.
Linux Kernel CVE-2025-40331: SCTP TOCTOU Vulnerability Explained
The Linux kernel security landscape has seen another critical vulnerability emerge, with CVE-2025-40331 addressing a time-of-check to time-of-use (TOCTOU) race condition in the Stream Control...
HDF5 CVE-2025-6818 Heap Overflow: Critical Vulnerability in 1.14.6 Explained
A critical heap-based buffer overflow vulnerability has been publicly disclosed in HDF5 version 1.14.6, tracked as CVE-2025-6818, posing significant security risks to applications that rely on this...
CVE-2025-2924: HDF5 Heap Overflow PoC Is Public—Here’s How Windows Users Should Respond
A heap buffer overflow in the HDF5 data library, cataloged as CVE-2025-2924, can crash applications and potentially corrupt memory when processing malicious .h5 files. The flaw was disclosed in late...
Microsoft's 'In Scope by Default' Bug Bounty Revolution: What It Means for Windows Security
Microsoft has fundamentally rewritten the rules of engagement for vulnerability research with a policy shift that security experts are calling one of the most significant expansions of bug bounty...
CVE-2025-14523: Libsoup Host Header Vulnerability Threatens GNOME & Windows Apps
A critical vulnerability in GNOME's widely-used HTTP library, libsoup, has security researchers and system administrators scrambling to patch affected systems. Tracked as CVE-2025-14523, this flaw...
CVE-2025-14087: Critical GLib GVariant Heap Corruption Threatens Linux & Windows Apps
A newly disclosed critical vulnerability, CVE-2025-14087, has sent shockwaves through the open-source and Windows development communities, exposing a fundamental flaw in GLib's GVariant text parser...
GRUB2 CVE-2025-61663 Critical Vulnerability: Patch Your Bootloader Now
A critical use-after-free vulnerability in the GRUB2 bootloader, tracked as CVE-2025-61663, has been disclosed, posing significant risks to Linux systems and dual-boot Windows configurations...
CVE-2025-49179: X.Org Record Extension Vulnerability Threatens Linux & Windows Subsystem Security
A critical security vulnerability in the X.Org X server's Record extension, tracked as CVE-2025-49179, has been discovered that allows local attackers to trigger denial-of-service conditions through...
CISA KEV Catalog Adds Critical GeoServer XXE Flaw CVE-2025-58360: Patch Immediately
The Cybersecurity and Infrastructure Security Agency (CISA) has elevated a critical vulnerability in GeoServer—tracked as CVE-2025-58360—to its Known Exploited Vulnerabilities (KEV) catalog,...
CVE-2025-40336: Linux Kernel GPU Virtualization Bug Explained
A significant security vulnerability has been disclosed in the Linux kernel's Direct Rendering Manager (DRM) subsystem, specifically affecting GPU virtualization through the gpusvm code. Designated...
CVE-2025-62565: Critical Windows Explorer Flaw Allows Local Privilege Escalation to SYSTEM
Microsoft has disclosed a critical security vulnerability in Windows Explorer that could allow authenticated local attackers to escalate privileges to SYSTEM level, granting them complete control...
Microsoft Patches Hyper-V Kernel Bug That Lets Attackers Crash Virtual Machine Hosts
Microsoft released a security fix on December 9, 2025, that addresses a kernel-level flaw in its Hyper-V virtualization software. The vulnerability, tracked as CVE-2025-62567, could enable a...