fireELF

fireELF fireELF は、オープンソースのファイルレスLinuxマルウェアフレームワークで、クロスプラットフォームであり、ユーザーがペイロードを簡単に作成・管理できるようにします。デフォルトでは、Linux ELF 実行ファイルを完全にメモリ上で実行し、バイナリがハードドライブに触れることなく実行する新しい方法である memfdcreate が含まれています。 スクリーンショット 機能 ペイロードの選択と構築 ペイロードの最小化機能 ペイロードソースをPastebinにアップロードすることでペイロードを短縮する機能。Python 2.5" desc...

sudo: Sudo: Policy bypass allows unauthorized program execution via execveat

A flaw was found in Sudo. This vulnerability allows users who are permitted to run specific commands to bypass security policy checks when using the execveat system call in ptrace-based intercept mode. By directly calling execveat or fexecve, an attacker can execute programs that would otherwise ...

CVE-2026-79918

MaxKB is an open-source AI assistant for enterprise. Prior to version 2.10.6-lts, the ToolExecutor LDPRELOAD sandbox hooks execve, execvpe, and execveat to prevent subprocess creation but does not hook fexecve. An authenticated attacker able to execute tool code can call fexecve to start a proces...

CVE-2026-79918 MaxKB: Sandbox escape via unhooked fexecve

MaxKB is an open-source AI assistant for enterprise. Prior to version 2.10.6-lts, the ToolExecutor LDPRELOAD sandbox hooks execve, execvpe, and execveat to prevent subprocess creation but does not hook fexecve. An authenticated attacker able to execute tool code can call fexecve to start a proces...

CVE-2026-79918 MaxKB: Sandbox escape via unhooked fexecve

MaxKB is an open-source AI assistant for enterprise. Prior to version 2.10.6-lts, the ToolExecutor LDPRELOAD sandbox hooks execve, execvpe, and execveat to prevent subprocess creation but does not hook fexecve. An authenticated attacker able to execute tool code can call fexecve to start a proces...

CVE-2026-79918

MaxKB is an open-source enterprise AI assistant. Prior to version 2.10.6-lts , its ToolExecutor LD_PRELOAD sandbox hooks execve, execvpe, and execveat to prevent subprocess creation but does not hook fexecve. An authenticated attacker able to execute tool code can call fexecve to start a process ...

sudo: Sudo: Policy bypass allows unauthorized program execution via execveat

A flaw was found in Sudo. This vulnerability allows users who are permitted to run specific commands to bypass security policy checks when using the execveat system call in ptrace-based intercept mode. By directly calling execveat or fexecve, an attacker can execute programs that would otherwise ...

PT-2026-96263

Name of the Vulnerable Software and Affected Versions MaxKB versions prior to 2.10.6-lts Description The ToolExecutor LD PRELOAD sandbox fails to hook the fexecve function, although it hooks execve, execvpe, and execveat to prevent subprocess creation. An authenticated attacker with the ability t...

CVE-2026-79918: Protection Mechanism Failure

MaxKB is an open-source AI assistant for enterprise. Prior to version 2.10.6-lts, the ToolExecutor LDPRELOAD sandbox hooks execve, execvpe, and execveat to prevent subprocess creation but does not hook fexecve. An authenticated attacker able to execute tool code can call fexecve to start a proces...

OESA-2026-3962 sudo security update

Sudo is a program designed to allow a sysadmin to give limited root privileges to users and log root activity. The basic philosophy is to give as few privileges as possible but still allow people to get their work done. Security Fixes: Sudo through 1.9.17p2 fails to apply intercept policy checks ...

OESA-2026-3735 sudo security update

Sudo is a program designed to allow a sysadmin to give limited root privileges to users and log root activity. The basic philosophy is to give as few privileges as possible but still allow people to get their work done. Security Fixes: Sudo through 1.9.17p2 fails to apply intercept policy checks ...

Linux Distros Unpatched Vulnerability : CVE-2026-82474

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific command...

AZL-98225 CVE-2026-82474 affecting package sudo for versions less than 1.9.17-3

Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling execveat directly or through fexecve, bypassing policy enforcement and logging...

CVE-2026-82474

Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling execveat directly or through fexecve, bypassing policy enforcement and logging...

EUVD-2026-68130

Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling execveat directly or through fexecve, bypassing policy enforcement and logging...

CVE-2026-82474 Sudo through 1.9.17p2 Intercept Policy Bypass via execveat

Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling execveat directly or through fexecve, bypassing policy enforcement and logging...

PT-2026-83453

Name of the Vulnerable Software and Affected Versions sudo versions prior to 1.9.17p3 Description In ptrace-based intercept mode, the software fails to apply intercept policy checks to the execveat system call. This allows users who are permitted to run specific commands to execute denied program...

CVE-2026-82474: Protection Mechanism Failure

Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling execveat directly or through fexecve, bypassing policy enforcement and logging...

Linux 3.17 noexec Bypass with Python ctypes and memfd_create Vulnerability

Exploit for linux platform in category local exploits Exploit Title: Linux = 3.17 noexec bypass with python ctypes and memfdcreate Date: 2015.10.14 Exploit Author: soyer Version: linux = 3.17 Tested on: Ubuntu 15.04 x8664 usage: $ ls -la execfile -rwxr-xr-x 1 soyer soyer 8600 Oct 14 15:04 execfil...

Linux Kernel 3.17 - 'Python ctypes and memfd_create' noexec File Security Bypass

Exploit Title: Linux = 3.17 noexec bypass with python ctypes and memfdcreate Date: 2015.10.14 Exploit Author: soyer Version: linux = 3.17 Tested on: Ubuntu 15.04 x8664 usage: $ ls -la execfile -rwxr-xr-x 1 soyer soyer 8600 Oct 14 15:04 execfile $ ./execfile bash: ./execfile: Permission denied $...