copy_fail

copyfail Research Notes CVE-2026-31431 English 简体中文 This repository is a defensive research workspace for studying the Linux copyfail vulnerability tracked as CVE-2026-31431. The goal of this repository is to preserve analysis notes, document impact, and support safe local assessment. It is not...

copy-fail-cve-2026-31431-linux-kernel-page-cache-lpe

Copy Fail CVE-2026-31431 - Vulnerability Checker Conceptual validation script for CVE-2026-31431 "Copy Fail" — a Linux kernel local privilege escalation via algifaead page-cache write. Vulnerability CVE-2026-31431 is a logic bug in the Linux kernel's authencesn AEAD template. When combined with...

secureCodingDemo

secureCodingDemo fall2022 secure coding CVE-2019-13272 : Linux Kernel Improper Privilege Management Vulnerability Georgette Kendall CSEC 302 Monday, November 14, 2022 Links included in the .txt file...

CVE-2024-21345

Usage - python3 CVE-2024-21345.py All kernel is exploitable Get root access easily...

Reporte-de-Escalada-de-Privilegios-Local-Dirty-Frag

Local Privilege Escalation Report — Dirty Frag Student: Jonatan Claudio 1. Requirements Methodology Summary A vulnerability assessment was performed on a virtual machine running Kali Linux using a detection script for the Dirty Frag vulnerability, associated with the following CVEs: CVE-2026-4328...

cve-2017-11176

cve-2017-11176 Local Privilege Escalation develope on ubuntu 4.4.0-62 kernel about My first try to code my own LPE exploit. developement line c2bbad5f471ef2b112f343fde1f4e7ff94fe28d1 triger kernel uaf d2872d5c0d642e20c807a960f99d9533dde5d809 now,we can use another thread to unblock main thread...

CVE-2026-90274

A flaw was found in the Linux kernel's CoreSight ETM4 Embedded Trace Macrocell driver. A local user could cause a denial of service DoS by triggering an integer underflow during the initialization or configuration of trace sequence event registers. When trace sequence states are not implemented b...

CVE-2026-98395

A flaw was found in the Linux kernel's PowerPC architecture. This flaw allows a local user to cause a Denial of Service DoS and system instability. When processing replayed interrupts, the kernel improperly updates its internal interrupt mask, stripping critical status flags and leading to...

CVE-2026-90135

A flaw was found in the Linux kernel. A local user attempting to read from /sys/kernel/debug/reftracker/ could trigger a use-after-free vulnerability. This occurs due to a missing exit function call in allocnetdevmqs when certain memory allocation or device initialization operations fail...

poc-CVE-2025-38352

🚀 poc-CVE-2025-38352 - Easy Download for a Security Tool 📥 Download Now 📖 Overview This application is a proof of concept for CVE-2025-38352. It demonstrates a vulnerability in the Linux kernel's POSIX CPU timers implementation. The September 2025 Android Bulletin notes that this vulnerability ha...

CVE-2026-93196

A flaw was found in the Linux kernel's virtiopmem module. This use-after-free vulnerability occurs due to incorrect management of memory requests. When a request is prematurely freed while still being referenced, a subsequent attempt to access it can lead to memory corruption. This could allow a...

CVE-2026-99999

In the Linux kernel, the following vulnerability has been resolved: ipv4: validate checksumstart before completing checksum If a packet with bad checksum metadata gets into the ipv4 stack, skbchecksumhelp can corrupt the network header and cause a bunch of mischief. This was discovered and report...

io_uring_LPE-CVE-2023-2598

iouringLPE-CVE-2023-2598 LPE exploit for CVE-2023-2598. My write-up of the vulnerability: Conquering the memory through iouring - Analysis of CVE-2023-2598 You can compile the exploit with gcc exploit.c -luring -o exploit Disclaimer For educational and research purposes only. Use at your own risk...

CVE-2022-0847

CVE-2022-0847 Vulnerability in the Linux kernel since 5.8 which allows overwriting data in arbitrary read-only files. This leads to privilege escalation because unprivileged processes can inject code into root processes. To compile: gcc poc.c -o poc Usage: ./poc TARGETFILE OFFSET DATA Author and...

CVE-2022-1011

CVE-2022-1011 Fix link: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=0c4bcfdecb1ac0967619ee7ff44871d93c08c909 This vulnerability is mainly due to the asynchronous nature of splice, which allows the user-mode filesystem process server side to retain a piece of memor...

CVE-2026-43284

🚨 CVE-2026-43284 — Dirty Frag 🚨 Universal Linux Kernel Local Privilege Escalation Overview Field| Detail ---|--- CVE| CVE-2026-43284 xfrm/ESP + CVE-2026-43500 RxRPC Nickname| Dirty Frag CVSS| 7.8 HIGH Type| Local Privilege Escalation LPE Introduced| Linux kernel 4.10 2017, commit cac2661c53f3...

Linux-Kernel-Vulnerabilities-CVE-2026-23111

Linux Environment Audit Tool: CVE-2026-23111 This is a lightweight terminal-based script to find out if you are vulnerable to this attack or not. As I have heard at least one of my friends on Discord who uses Zorin OS happened to encounter this type of attack. As for now, security patches is not...

Detection-Tool-Kit-for-CVE-2026-31431

copyfail-detect Detection toolkit for CVE-2026-31431 "Copy Fail", a Linux kernel local privilege escalation technique that corrupts page-cache data without changing the file on disk. Why This Exists Copy Fail can bypass traditional file integrity monitoring because the on-disk file is not modifie...

SMB-LINUX-CVE-2025-37899

Use-After-Free Vulnerability in Linux Kernel's ksmbd CVE-2025-37899 Description A use-after-free vulnerability has been discovered in the ksmbd module of the Linux kernel, responsible for implementing the SMB Server Message Block protocol for network file sharing. This vulnerability, identified a...

CVE-2025-39913

CVE-2025-39913 - Linux Kernel eBPF SOCKMAP UAF Author: Byte Reaper My platform :https://www.bytrep.com/ Description This repository contains a technical proof-of-concept for CVE-2025-39913, a vulnerability in the Linux kernel's tcpbpfsendverdict function. When bpfmsgcorkbytes fails to allocate...