CVE-2026-27456

util-linux is a random collection of Linux utilities. Prior to version 2.41.4, a TOCTOU Time-of-Check-Time-of-Use vulnerability has been identified in the SUID binary /usr/bin/mount from util-linux. The mount binary, when setting up loop devices, validates the source file path with user privilege...

util-linux 安全漏洞

util-linux is an open-source software package. Versions of util-linux prior to 2.41.4 contained a security vulnerability. This vulnerability stemmed from a TOCTOU race condition in the SUID binary file mount, which could allow unauthorized access to files...

Exploit for Incorrect Authorization in Suse Pam-Config

CVE-2025-6018 & CVE-2025-6019 PoC A Proof of Concept for chai...

kernel: FUSE filesystem low-privileged user privileges escalation

A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalat...

Calibre E-Book Reader Local Root Exploit

No description provided by source. !/bin/sh .50-Calibrer Assault Mount by zx2c4 Calibre uses a suid mount helper, and like nearly all suid mount helpers that have come before it, it's badly broken. Let's go through Calibre's faulty code available at http://pastebin.com/auz9SULi and look at the...

Calibre E-Book Reader - Local Privilege Escalation (1)

Calibre E-Book Reader - Local Privilege Escalation 1 !/bin/sh .50-Calibrer Assault Mount by zx2c4 Calibre uses a suid mount helper, and like nearly all suid mount helpers that have come before it, it's badly broken. Let's go through Calibre's faulty code available at http://pastebin.com/auz9SULi...

Calibre E-Book Reader - Local Privilege Escalation (1)

!/bin/sh .50-Calibrer Assault Mount by zx2c4 Calibre uses a suid mount helper, and like nearly all suid mount helpers that have come before it, it's badly broken. Let's go through Calibre's faulty code available at http://pastebin.com/auz9SULi and look at the array of silly things done, only one ...

Calibre E-Book Reader Local Root Exploit

Exploit for linux platform in category local exploits !/bin/sh .50-Calibrer Assault Mount by zx2c4 Calibre uses a suid mount helper, and like nearly all suid mount helpers that have come before it, it's badly broken. Let's go through Calibre's faulty code available at http://pastebin.com/auz9SULi...