Heap Buffer Overflow
The latest Heap Buffer Overflow coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Patches Excel Flaw CVE-2026-58618 That Could Allow Remote Code Execution via Malicious Files
On July 14, 2026, Microsoft rolled out a critical security fix for a vulnerability in Excel that could let attackers take over your computer just by tricking you into opening a booby-trapped...
Critical QEMU/KVM Heap Overflow CVE-2026-48914 Lets Malicious VMs Crash Host Systems
A severe heap buffer overflow vulnerability in QEMU's virtio-blk device implementation can be exploited by a malicious virtual machine with elevated privileges to crash the host process, causing...
Chrome Patches High-Severity CVE-2026-12019: Heap Overflow Could Allow Sandbox Escape on Linux and ChromeOS
Google has released an urgent update for Chrome on Linux and ChromeOS, patching a high-severity vulnerability that could allow attackers to break out of the browser's protective sandbox and execute...
Android Chrome ANGLE heap bug in version 149.0.7827.53 enables full device takeover
Google published CVE-2026-10929 on June 4, 2026, a high-severity vulnerability in Chrome's ANGLE graphics layer on Android that could allow attackers to break out of the browser's sandbox. The heap...
CVE-2026-31789: Critical Heap Buffer Overflow in Windows Hex Conversion Function
Microsoft has disclosed a critical heap buffer overflow vulnerability designated CVE-2026-31789 that affects multiple Windows versions through a flaw in hexadecimal conversion functions. This memory...
CVE-2026-5858: Critical WebML Heap Buffer Overflow Threatens Chrome and Edge Users
Microsoft has issued urgent security guidance for CVE-2026-5858, a critical heap buffer overflow vulnerability in the WebML component affecting Google Chrome versions before 147.0.7727.55. The flaw,...
Chrome CSS Heap Buffer Overflow CVE-2026-4442: Critical Vulnerability Patched in Version 146.0.7680.153
Google has released Chrome 146.0.7680.153 to address CVE-2026-4442, a critical heap buffer overflow vulnerability in the browser's CSS engine. This security flaw represents one of the most dangerous...
Chrome WebAudio Heap Buffer Overflow Vulnerability CVE-2026-4673: Critical Security Patch Released
Google has released Chrome version 146.0.7680.165 to address a critical heap buffer overflow vulnerability in the WebAudio component, designated CVE-2026-4673. This security flaw allows attackers to...