Detections-CVE-2026-23918

MOVING TO: https://github.com/insomnisec/publiccvedetections FOR BETTER LONG TERM MANAGEMENT OF DETECTION PUBLICATIONS THIS REPO WILL BE REMOVED IN JUNE 2026 PLEASE USE THE OTHER REPO GOING FORWARD CVE-2026-23918 "Apache HTTP/2 Double-Free" — Detection & Response Package Published: 2026-05-04...

CVE-2026-23918-Apache-H2-PoC

CVE-2026-23918-Apache-H2-PoC This is a proof-of-concept exploit for the double-free vulnerability in Apache's modhttp2 CVE-2026-23918. It's a nasty bug that hits the h2mplx.c stream cleanup path. Basically, if you time it right, you can get the server to try and clean up the same stream twice,...

Apache-CVE-2026-23918-fix

Apache HTTP Server: http2: Double Free and possible RCE on early reset CVE-2026-23918. Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol. This issue affects Apache HTTP Server: 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issu...

CVE-2026-23918-Elite-Auditor

☣️ CVE-2026-23918-Elite-Auditor ☣️ Professional Intelligence & Reconnaissance Tool for Apache HTTP/2 Double-Free Vulnerability. 📌 Overview CVE-2026-23918 CVSS 8.8 is a critical memory corruption flaw in Apache HTTP Server 2.4.66. This auditor is designed to safely fingerprint targets and assess...

CVE-2026-23918

This is a proactive tool for security auditing. For your GitHub repository, you’ll want a description that highlights its safety non-intrusive and its specific utility for system administrators. Here are a few options for your GitHub description and a template for your README.md. GitHub Repositor...

CVE-2026-23918-Apache-HTTP-Server-DoubleFree-PoC

Watch for the double-free in real-time sudo tail -f /usr/local/apache2-vuln/logs/errorlog | grep -i "double free|exit signal" Run the PoC python3 /cve-2026-23918-poc.py localhost 9443...

CVE-2026-23918-test

CVE-2026-23918-test This repository contains a Proof of Concept PoC demonstrating the Double Free vulnerability CVE-2026-23918 in Apache HTTP Server 2.4.66 modhttp2. The vulnerability stems from a race condition during early RSTSTREAM frame processing. I focused on the timing window where the...

CVE-2026-33824

🚨 CVE-2026-33824: Exploitation Analysis and Remediation 🎯 Executive Summary CVE-2026-33824 is a critical vulnerability CVSS 9.8/10 in Windows' IKE Internet Key Exchange protocol that allows unauthenticated remote code execution. This is the "memory surgery" every elite attacker seeks: a Double Fr...

kernel: Kernel SMB client: Double-free vulnerability allows remote denial of service or privilege escalation

A flaw was found in the Linux kernel's Server Message Block SMB client. A double-free vulnerability exists in the SMB2ioctl replay path, where a response buffer can be freed twice under specific error conditions. A malicious or compromised SMB server could exploit this by sending crafted response...

kernel: KVM: arm64: vgic: Check the interrupt is still ours before migrating it

A flaw was found in the KVM Kernel-based Virtual Machine arm64 vgic Virtual Generic Interrupt Controller component of the Linux kernel. During interrupt migration, the vgicpruneaplist function temporarily drops and reacquires locks. If an interrupt is removed from the active processor list aplist...

KOOBE-Guard

KOOBE-Guard: Active Temporal Mitigation of Kernel Double-Free Vulnerabilities Authors: Vedant Karande & Kiran Kumari Course: Network & Systems Security SIL7165 - Indian Institute of Technology Delhi Overview KOOBE-Guard is a dynamic Intrusion Prevention System IPS developed as a Linux Loadable...

PinTheft-go

pintheft-go Go port of pintheft - RDS zcopy double-free LPE. Member of the Dirty Frag vulnerability class. !IMPORTANT Arch Linux is one of the most exposed distributions for this vulnerability, as it is among the few where the RDS module can typically be loaded by default. How it works tl;dr The...

CVE-2020-11932

CVE-2020-11932 Double-Free bug in WhatsApp exploit poc. Note: Make sure to set the listner ip in exploit.c inorder to get shell nc -lvp 1337 or whatever port. and then compile. make or gcc -o exploit egiflib.c exploit.c then run ./exploit and save the content to .gif and send to victim. Source...

cve-2024-1086-writeup

CVE-2024-1086 Root Cause & Exploitation Target kernels: Linux 6.8 netfilter nftables Novel angle: Logic confusion in nftverdictinit causes refcount double-free, exploitable via heap spray to arbitrary memory write. Table of Contents 1. Background — netfilter / nftables overview 2. Root Cause...

CVE-2023-25136-PoC

CVE-2023-25136 Vulnerability Reproduction This project provides a minimal local experimental environment for reproducing the OpenSSH 9.1p1 pre-authentication double free memory corruption vulnerability CVE-2023-25136 and observing the server process crash DoS effect. Note: Official and mainstream...

leHACK-Analysis-of-CVE-2018-8453

leHACK 2019: Analyzing CVE-2018-8453: An interesting tale of UAF and Double Free in Windows Kernel This talk was delivered at leHACK 2019 Abstract In this talk, we discuss intricate details of exploitation of CVE-2018-8453, a vulnerability in win32.sys Microsoft Windows driver. It which was...

CVE-2026-88812

A flaw was found in the X.Org X Server and XWayland. An error handling issue in the X Keyboard Extension XKB geometry processing fails to clear a memory pointer after an allocation failure, leading to a double-free condition during cleanup. A local user can exploit this vulnerability by sending a...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel: Kernel SMB client: Double-free vulnerability allows remote denial of service or privilege escalation

A flaw was found in the Linux kernel's Server Message Block SMB client. A double-free vulnerability exists in the SMB2ioctl replay path, where a response buffer can be freed twice under specific error conditions. A malicious or compromised SMB server could exploit this by sending crafted response...

kernel: smb: client: fix double-free in SMB2_flush() replay

A flaw was found in the Linux kernel's Server Message Block SMB client. This vulnerability, a double-free error within the SMB2flush replay mechanism, occurs when the system attempts to free a memory buffer twice. A malicious SMB server could exploit this by sending a specially crafted flush...