K000163681: Multiple Linux kernel vulnerabilities

Security Advisory Description CVE-2025-61662 A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registered in memory after its module is unloaded. An attacker can exploit this condition by invokin...

Escalamiento-de-Privilegios-usando-el-Kernel-Exploit-Dirty-Cow

Privilege Escalation with Dirty COW CVE-2016-5195 Author: Samuel García Academy: 4Geeks Academy Date: 25/06/2025 Description Dirty COW is a critical Linux kernel vulnerability ≤ 4.8.3 that allows a local attacker to modify read-only files through a race condition, escalating privileges to root...

linux-4.1.15_CVE-2022-45934

Linux kernel release 4.x http://kernel.org/ These are the release notes for Linux version 4. Read them carefully, as they tell you what this is all about, explain how to install the kernel, and what to do if something goes wrong. WHAT IS LINUX? Linux is a clone of the operating system Unix, writt...

CVE-2013-2094

CVE-2013-2094 Linux 2.6.32/2.6.37 - 3.8.10 PERFEVENTS local root x86/x8664 without backconnect...

linux-4.1.15_CVE-2022-45934

Linux kernel release 4.x http://kernel.org/ These are the release notes for Linux version 4. Read them carefully, as they tell you what this is all about, explain how to install the kernel, and what to do if something goes wrong. WHAT IS LINUX? Linux is a clone of the operating system Unix, writt...

CVE-2022-0847-DirtyPipe-Exploit

CVE-2022-0847-DirtyPipe Vulnerability Overview On March 7, foreign security researcher Max Kellermann published a blog disclosing a local privilege escalation vulnerability CVE-2022-0847 in the Linux kernel: https://dirtypipe.cm4all.com/ CVE-2022-0847 is a local privilege escalation vulnerability...

CVE-2026-31431

CVE-2026-31431 Copy Fail Local Privilege Escalation Copy Fail is a new Linux kernel zero-day that allows any authenticated user to gain root privileges Local Privilege Escalation, or LPE on almost every Linux distribution since 2017. An easy-to-use exploit is already public. Vulnerable list of...

CVE-2026-43494

🛠️ PinTheft — CVE-2026-43494 Local Privilege Escalation in Linux Kernel via RDS + iouring Page Cache Overwrite 📌 Overview PinTheft is a sophisticated local root exploit for CVE-2026-43494 , a reference-counting bug in the Linux kernel's Reliable Datagram Sockets RDS subsystem. By combining a...

copy-fail-checker

Copy Fail Checker — CVE-2026-31431 A small, dependency-light Bash script that tells you whether your Linux system is exposed to the Copy Fail local privilege-escalation vulnerability CVE-2026-31431. The script is read-only : it never exploits the bug, never loads kernel modules, and never modifie...

CVE-2020-8835

CVE-2020-8835 In the Linux kernel 5.5.0 and newer, the bpf verifier kernel/bpf/verifier.c does not properly restrict the register bounds for 32-bit operations, leading to out-of-bounds reads and writes in kernel memory. This vulnerability also affects the Linux 5.4 stable series, starting with...

CVE-2025-40271

CVE-2025-40271 — procreaddirde rb-tree UAF LPE Proof-of-concept for a local privilege escalation vulnerability in the Linux kernel proc filesystem. The bug is a use-after-free in procreaddirde caused by rberase without RBCLEARNODE, leaving stale red-black tree links that can be raced during...

CVE-2023-1281

CVE-2023-1281 Use After Free vulnerability in Linux kernel traffic control index filter tcindex...

CVE-2022-2586

CVE2022-2586 This exploit is tested on Ubuntu 22.04 version 5.15.0-25 generic Compiling: gcc exploit.c -no-pie -o exp -lmnl -lnftnl...

CVE-2022-34918-LPE-PoC

CVE-2022-34918 LPE PoC LPE exploit for CVE-2022-34918. This exploit has been written for the kernel Linux ubuntu 5.15.0-39-generic You can find the associated write-up on our blog Usage getroot should be in the current folder $ ls getroot poc $ ./poc...

CVE-2022-0847

CVE-2022-0847 exploit of CVE-2022-0847 which directly remove password of the root account Usage: 1. gcc cve-2022-0847.c -o exploit 2. ./exploit Requrements: gcc Work summery: The traditional classic exploit POC of Max Kellermann used to add a user with root privilage but in this POC exploit, It...

CVE-2026-43494-PinTheft-PoC

SLEY — PinTheft PoC CVE-2026-43494 Proof of concept — uid=1000raken → uid=0root after ./sley on WSL2 6.6.87.2-microsoft-standard-WSL2 Single-file proof-of-concept for CVE-2026-43494 PinTheft: a Linux kernel local privilege escalation that chains an RDS zerocopy reference-count bug with iouring...

cve-2026-52910-poc

CVE-2026-52910 — reuseport cBPF use-after-free reproducer A race reproducer and stress toolkit for CVE-2026-52910 , a use-after-free UAF in the Linux kernel's handling of classic BPF cBPF reuseport selector programs , fixed upstream by commit "bpf: Free reuseport cBPF prog after RCU grace period"...

CVE-2022-41218

Introduction This vulnerability is a race condition vulnerability that occurs in drivers/media/dvb-core/dmxdev.c. Therefore, a race condition may occur in the usb device driver using this dmxdev. This vulnerability could be used to trigger 3 UAFs. Vulnerability 1. vmalloc UAF write First, the...

CVE-2018-11235

CVE-2018-11235 CVE-2018-11235...

CVE-2026-31431-Copy-Fail

CVE-2026-31431: When the Copy Isn’t a Copy and the Failure Comes Too Late Artifacts and scripts for the CopyFail writeup. The deep-dive walkthrough: https://4xura.com/binex/kernel/copy-fail/ Layout proof-of-concept/ contains the primitive-only demos used in the writeup. exploit-scripts/ contains...