Packet-Sniffer

RootWire A network traffic monitor for GNU/Linux — formerly known as Packet-Sniffer. Frames are captured from one or more network interfaces with a raw socket, timestamped by the kernel itself, decoded layer by layer with the NETProtocols library, and rendered live, written to nanosecond-precisio...

CVE-2026-98850

A flaw was found in the Linux kernel's packet socket implementation. An integer overflow occurs in the transmission ring buffer when calculating the total byte count of transmitted frames during a send operation. A local user with raw network privileges can exploit this issue to trigger an intern...

tcpcopy

TCPCopy - A TCP Stream Replay Tool TCPCopy is a TCP stream replay tool for realistic testing of Internet server applications. Getting to Know TCPCopy An Overview of TCPCopy for Beginners A General Overview of TCPCopy Architecture TCPCopy Testing Use Cases TCPCopy Pre-Warming Examples Description...

copy-fail-mitigation-with-bpftrace

copy-fail-mitigation-with-bpftrace CVE-2026-31431, AKA Copy Fail, can be mitigated in one-line with bpftrace, no kpatch building, no cargo building English Version | 中文版本 Idea To exploit Copy Fail, you need to bind socket AFALG and use algorithm authencesn , which most applications don't use a lo...

d8-copy-fail-mitigation

CVE-2026-31431 Mitigation for Deckhouse Kubernetes Platform Language: English | Русский About the vulnerability CVE-2026-31431 is a vulnerability in the Linux kernel's algifaead module, which exposes the kernel crypto API to userspace through the AFALG socket family. A flaw in the AEAD...

copy-fail-blocker

copy-fail-blocker BPF-LSM mitigation for CVE-2026-31431 "Copy Fail" and the RxRPC variant of Dirty Frag, and for similar privilege-escalation vulnerabilities that depend on userspace access to a kernel-side in-place crypto path reachable via the AFALG or AFRXRPC socket families. A small DaemonSet...

CVE-2026-31431

CVE-2026-31431 CVE-2026-31431 detection and testing 0x01 Quick Start Some target environments do not have Python installed, so this privilege escalation logic was rewritten in C. 1. Compile Run the following command on your Linux machine or WSL using -static is recommended to avoid GLIBC version...

dirtycups

dirtycups.py Dirty CUPS is a free Linux/Unix CVE scanner Python3 script to validate if a target is vulnerable to CVE-2024-47176. This is a socket only CUPS scanner based off of MalwareTech's cupsscanner.py: https://github.com/MalwareTech/CVE-2024-47176-Scanner/blob/master/cupsscanner.py Original...

copyfail-go

CopyFail Go Most Linux LPEs need a race window or a kernel-specific offset. Copy Fail is a straight-line logic flaw — it needs neither. The same 732-byte Python script static Go binary roots every Linux distribution shipped since 2017. A Go implementation of CVE-2026-31431. In case you need a...

wg.copyfail.patch

CVE-2026-31431 aka Copy.Fail eBPF workaround Why it matters This CVE allows authorized user change cache copy of any readable file, which leads to Local Privilege Escalation aka local root exploit, sandbox/container escape and other issues. It works by creating AFALG socket that is provided by...

Rucky

Rucky Status Build Code Analysis Download App GitHub -blueviolet Nethunter App Store Dow...

copy-fail-CVE-2026-31431

CVE-2026-31431 — Copy Fail Linux kernel local privilege escalation via AFALG + splice page-cache overwrite For authorized security research, penetration testing, and educational purposes only. Do not use against systems you do not own or have explicit written permission to test. Technical Writeup...

CVE-2024-31317

CVE-2024-31317 Preface A couple of days ago, I saw an analysis of the CVE-2024-31317 vulnerability posted on JD's official account. After reading it through, I found it quite interesting. Moreover, the current mainstream solutions for automotive IVI In-Vehicle Infotainment are all based on Androi...

mssqlproxy

mssqlproxy mssqlproxy is a toolkit aimed to perform lateral movement in restricted environments through a compromised Microsoft SQL Server via socket reuse. The client requires impacket and sysadmin privileges on the SQL server. Please read this article carefully before continuing. It consists of...

l2tp-socket-bug

CVE-2014-4943 The PPPoL2TP feature in net/l2tp/l2tpppp.c in the Linux kernel through 3.15.6 allows local users to gain privileges by leveraging data-structure differences between an l2tp socket and an inet socket. CVSS v2 Base Score: 6.9 MEDIUM...

CVE-2023-2002

Linux Bluetooth: Unauthorized management command execution CVE-2023-2002 An insufficient permission check has been found in the Bluetooth subsystem of the Linux kernel when handling ioctl system calls of HCI sockets. This causes tasks without the proper CAPNETADMIN capability can easily mark HCI...

bad_garbage

BADGARBAGE.c CVE-2026-53361 — an unprivileged, container-escapable use-after-free in the AFUNIX socket garbage collector. This is the single-vector MSGPEEK only version. The Bug The AFUNIX GC reclaims "in-flight" sockets that form unreachable reference cycles. A concurrent MSGPEEK on an in-flight...

dirty-frag-check

Dirty Frag check CVE-2026-43284 / CVE-2026-43500 Read-only checker for the "Dirty Frag" Linux kernel local-root vulns CVE-2026-43284, CVE-2026-43500. Checks kernel version, module state, KernelCare livepatch, and any modprobe blacklist you've added. Doesn't run exploit code. Companion to...

dirty_sock

dirtysock: Linux Privilege Escalation via snapd In January 2019, current versions of Ubuntu Linux were found to be vulnerable to local privilege escalation due to a bug in the snapd API. This repository contains the original exploit POC, which is being made available for research and education. F...

harden-docker-seccomp

harden-docker-seccomp Idempotent script to block AFALG socket creation for all Docker containers on a host as mitigation for CVE-2026-31431 "Copy Fail". Background CVE-2026-31431 is a local privilege escalation in the Linux kernel's authencesn cryptographic template, present in kernels built...