Security Vulnerability
The latest Security Vulnerability coverage — news, analysis, and updates from the WindowsNews.AI desk.
Linux Kernel TOCTOU Fix: How hwmon Driver Vulnerability Impacts Windows & Linux Security
The Linux kernel recently received a targeted security fix addressing a subtle but significant Time-of-Check to Time-of-Use (TOCTOU) race condition vulnerability in the hwmon driver ftsteutates. This...
Heap Overflow in yajl-ruby Crashes Ruby Processes on 32-bit: Patch to 1.4.3 (CVE-2022-24795)
A critical integer overflow in the yajl-ruby gem can corrupt memory and crash Ruby applications that parse exceptionally large JSON payloads on 32-bit builds. The flaw—tracked as...
New CVE-2025-21951 Patch Resolves MHI PCI Driver Lockup in Qualcomm Systems
The Linux kernel community has addressed a critical deadlock vulnerability in the MHI (Modem Host Interface) PCI host driver, tracked as CVE-2025-21951, which could lead to complete system...
libxml2 CVE-2023-45322 patched in versions 2.11.7 and 2.12.5 after memory flaw risked code execution.
The libxml2 library, a fundamental component powering XML parsing across countless applications on Windows and other platforms, contained a subtle but dangerous use-after-free vulnerability...
CVE-2023-38546: The libcurl Cookie Duplication Vulnerability Explained
A subtle but significant security vulnerability in libcurl's handle duplication mechanism has been patched in version 8.4.0, addressing CVE-2023-38546. This bug, which existed in the widely-used data...
Azure Linux Update Fixes High-Severity USB Driver Flaw That Exposed Systems to Memory Corruption
Microsoft has quietly patched a critical kernel-level vulnerability in its Azure Linux distribution that could allow a local attacker to crash systems or potentially execute malicious code. The flaw,...
AMD GPU Kernel Flaw CVE-2025-37769: Linux Crash Vulnerability Explained
A critical vulnerability in the Linux kernel's AMD GPU driver has been disclosed, allowing attackers to crash systems through a division-by-zero error in power management code. Tracked as...
How a Single Malformed ZIP Entry Can Crash Your Go Application (CVE-2021-41772)
A flaw in Go’s standard archive/zip library can crash any application that opens a specially crafted ZIP archive, Microsoft’s security team warned in a recent advisory. Tracked as CVE-2021-41772,...
Microsoft Advisory: Critical zlib Flaw Still Puts Windows PCs at Risk
Microsoft has highlighted a critical vulnerability in the zlib compression library that could allow attackers to crash or compromise Windows applications using crafted files. The flaw, CVE-2016-9841,...
KB5074109 Kills Conexant & Intel Modem Drivers, Breaking POS Systems
Microsoft's January 2025 cumulative update for Windows 11, KB5074109, has sparked significant controversy by deliberately removing four legacy modem drivers from the operating system's in-box image....
Windows 11 KB5074109 Boot Failures: Microsoft's January Update Crisis and Recovery Guide
Microsoft's January 2026 cumulative update for Windows 11, KB5074109, has triggered widespread boot failures and system instability, creating one of the most significant update crises in recent...