Use After Free
The latest Use After Free coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-23221: Linux fsl-mc Driver Use-After-Free Vulnerability Analysis
Microsoft's security update documentation for CVE-2026-23221 has disappeared from public view, creating confusion about a critical Linux kernel vulnerability that affects Windows Subsystem for Linux...
Linux Kernel CVE-2026-23248: Perf mmap Refcount Bug Exposes Use-After-Free Vulnerability
A critical vulnerability designated CVE-2026-23248 has been identified in the Linux kernel's perf subsystem, exposing systems to potential use-after-free attacks through a refcount bug in perf_mmap....
CVE-2026-26132: Windows Kernel Use-After-Free Vulnerability Requires Immediate Patch Tuesday Attention
Microsoft has confirmed CVE-2026-26132 as a critical Windows Kernel use-after-free vulnerability that allows authorized local users to gain elevated privileges on affected systems. The security flaw,...
CVE-2026-25171 use-after-free bug in Windows Authentication lets attackers with access escalate privileges.
Microsoft has documented CVE-2026-25171 as a critical local elevation-of-privilege vulnerability in Windows Authentication Methods. This use-after-free flaw in authentication code represents a...
Microsoft Patches Critical BFS Driver Vulnerability CVE-2026-25167: Local Privilege Escalation Risk
Microsoft has disclosed CVE-2026-25167, a high-severity use-after-free vulnerability in the Microsoft Brokering File System (BFS) driver that enables local privilege escalation. The flaw, rated 7.8...
CVE-2026-23231: Critical Linux nf_tables UAF Vulnerability & Fix Analysis
A newly disclosed Linux kernel vulnerability, CVE-2026-23231, has emerged as a critical security concern for systems utilizing the nf_tables firewall framework. This high-severity flaw in the...
Linux NFSd Grace End Race Condition Fixed: CVE-2026-22980 Explained
The Linux kernel development community has addressed a subtle but potentially disruptive race condition in the Network File System daemon (nfsd) that could lead to memory being accessed after it was...
CVE-2022-2586: Critical Linux Kernel nftables Vulnerability Explained
A subtle but critical vulnerability in the Linux kernel's nftables subsystem, designated CVE-2022-2586, has exposed systems to potential privilege escalation attacks through a use-after-free flaw....
Patch now: CVE-2023-6531 lets attackers hijack Linux systems via Unix socket flaw
A critical vulnerability in the Linux kernel's Unix-domain socket garbage collector has been discovered, designated CVE-2023-6531, which could allow attackers to execute arbitrary code or cause...
CVE-2023-51042: AMDGPU Linux Kernel Vulnerability & Windows Security Implications
A critical vulnerability in the Linux kernel's AMD GPU driver has been patched, but its discovery raises important questions about graphics driver security across operating systems, including...
Linux Kernel CVE-2024-0562: Race Condition Threatens System Stability
A critical vulnerability in the Linux kernel's writeback subsystem has been identified, designated CVE-2024-0562, which exposes systems to potential denial-of-service attacks and kernel panics...
Linux Kernel CVE-2025-38211: Critical RDMA iWCM Use-After-Free Vulnerability Fixed
The Linux kernel development community has addressed a significant security vulnerability in the RDMA (Remote Direct Memory Access) subsystem, specifically within the iWCM (InfiniBand/RDMA Connection...