CVE-2026-31431-PoC

CVE-2026-31431 PoC Local Privilege Escalation in the Linux Kernel via algifaead Page Cache Write "Copy Fail" Author: Van Glenndon Enad Original Discovery: Theori / Xint Code Research Team Taeyang Lee Published: April 29, 2026 Severity: High CVSS v3.1 Score: 7.8 CVSS v3.1 Vector:...

CVE-2026-31431

CVE-2026-31431 - Copy Fail Copy Fail is a logic bug in the Linux kernel's crypto subsystem CVE-2026-31431. A 2017 optimization in algifaead.c accidentally placed page cache pages into a writable scatterlist. The authencesn AEAD algorithm writes 4 scratch bytes past the output boundary during...

cve-2026-31431-fleet-remediator

CVE-2026-31431 Fleet Audit and Remediation Tool 中文说明 This project is a fleet-scale orchestrator for auditing and remediating CVE-2026-31431 on Linux hosts in enterprise/internal networks. Batch SSH login to multiple hosts Risk evidence collection and status classification Temporary mitigation...

CVE-2025-38001

CVE-2025-38001 RBTree Family Drama Linux HFSC Eltree Use-After-Free - Debian 12 PoC This PoC utilizes a page-level data-only attack based on RBTree transformations to compromise the system. The exploit is portable and works on all kernelCTF instances LTS 6.6.90, COS 109, COS 105 and Debian 12. On...

copy-fail-CVE-2026-31431-C

copy-fail-CVE-2026-31431-C Verified on ubuntu 24,ubuntu 25,kali 2026. gcc -o exploit exploit.c -lz && chmod +x exploit && ./exploit Static compilation sudo apt install zlib1g-dev gcc -static -o exploit exploit.c -lz or aarch64-linux-gnu-gcc -o exploit exploit.c -lz -static...

cloudmapper

CloudMapper Note the Network Visualization functionality command prepare is no longer maintained. CloudMapper helps you analyze your Amazon Web Services AWS environments. The original purpose was to generate network diagrams and display them in your browser functionality no longer maintained. It...

arkime

Arkime Arkime is a large scale, open-source network analysis and packet capture system. Arkime augments your current security infrastructure to store and index network traffic in standard PCAP format, providing fast, indexed access. An intuitive and simple web interface is provided for PCAP...

QuasarNix

QuasarNix: Adversarially Robust Living-off-the-Land Reverse-Shell Detection Dmitrijs Trizna · Luca Demetrio · Battista Biggio · Fabio Roli Overview Linux living-off-the-land LOTL reverse shells abuse legitimate binaries bash, python, nc, … to establish covert outbound connections, making...

Fortinet_FortiClient_Exploit_CVE-2026-24018

Fortinet FortiClient Exploit CVE-2026-24018 Fully Working Exploit for CVE-2026-24018: A UNIX symbolic link Symlink following vulnerability in Fortinet FortiClientLinux 7.4.0 through 7.4.4, FortiClientLinux 7.2.2 through 7.2.12 leads to a local and unprivileged user to escalate their privileges to...

Copy-Fail---CVE-2026-31431

CVE-2026-31431 - Copy Fail - Detection Script Python script to check whether a Linux system is vulnerable to the CVE-2026-31431 Copy Fail flaw, a local privilege escalation in the Linux kernel. The flaw in brief Since 2017 commit 72548b093ee3, the kernel's algifaead cryptographic module has handl...

CVE-2021-3560

CVE-2021-3560 CTF a simple poc script for polkit PrivEsc vulnerability in ubunutu...

CVE-2026-64600-Refluxfs-PoC

RefluXFS CVE-2026-64600 PoC This repo contains a PoC of the recently discovered race condition vulnerability affecting COW on XFS reported by the excellent Qualys Security Team. 1 2 PoC info Handwritten based off of the excellent analysis in the Qualys advisory. Rewrites the first 4KB of the...

CVE-2015-8543_for_SLE12SP1

$cat /etc/-release PRETTYNAME="SUSE Linux Enterprise Server 12 SP1" $id uid=1000jeremysp1 gid=100users groups=100users $sudo sh disablesecurity.sh $gcc exp.c -o exp 2/dev/null $../nsjail/nsjail -Mo --user 0 --group 0 --keepcaps --chroot / -- /bin/sh -i sh-4.2 /home/jeremysp1/nullpointerderf/exp +...

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-2026-31431-live-code-corruption

CVE-2026-31431 — Live Code Corruption via Page Cache A novel exploitation technique for CVE-2026-31431 "Copy Fail" that corrupts executable code of running processes through the Linux kernel's page cache, achieving root privilege escalation. What's Different All published exploits for this CVE...

flashsploit

Exploitation Framework for ATtiny85 HID Attacks Twitter - Telegram - Blog Available in Flashsploit is an Exploitation Framework for Attacks using ATtiny85 HID Devices such as Digispark USB Development Board, flashsploit generates Arduino IDE Compatible .ino Scripts based on User Input and then...

play-go-copy-fail-cve-2026-31431

Play Go Copy Fail CVE-2026-31431 Purpose Learn linux syscall low-level Port python and c into golang Craft own payload then exploit as newbie Auto upgrade pty manually Inspiration tgies/copy-fail-c painoob/Copy-Fail-Exploit-CVE-2026-31431 Resource Linux Source Crypto...

overlayFS-CVE-2021-3493

overlayFS CVE-2021-3493 OverlayFs OverlayFS is a Linux kernel module that allows the system to combine multiple mount points into one, so that it can access all files from each within a single directory structure. About the vulnerability Recently SSD-Discloure released a PoC for an exploit of the...

CVE-2021-22555

CVE-2021-22555 This repo hosts TUKRU's Linux Privilege Escalation exploit CVE-2021-22555. It demonstrates gaining root privileges via a vulnerability. Tested on Ubuntu 5.8.0-48-generic and COS 5.4.89+. Use responsibly and ethically. CVE-2021-22555: Linux Privilege Escalation Exploit This reposito...

CVE-2022-25636

CVE-2022-25636 netfilter Kernel Privilege Escalation toc Vulnerability Overview Vulnerability ID: CVE-2022-25636 Product: linux kernel - netfilter Affected versions: linux kernel 5.4 Impact: Heap out-of-bounds write in the netfilter kernel module, can lead to privilege escalation when SYSADMIN is...