kernel: load_elf_ binary() does not take account of the need to allocate sufficient space for the entire binary

A flaw was found in the way the Linux kernel loaded ELF executables. Provided that an application was built as Position Independent Executable PIE, the loader could allow part of that application's data segment to map over the memory area reserved for its stack, potentially resulting in memory...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 5.9 Long Life. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Solaris 'EXTREMEPARR' dtappgather Privilege Escalation

This module exploits a directory traversal vulnerability in the dtappgather executable included with Common Desktop Environment CDE on unpatched Solaris systems prior to Solaris 10u11 which allows users to gain root privileges. dtappgather allows users to create a user-owned directory at any...

Ubuntu 15.10 - USERNS Overlayfs Over Fuse Privilege Escalation Vulnerability

Exploit for linux platform in category local exploits Source: http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/ Introduction Problem description: On Ubuntu Wily it is possible to place an USERNS overlayfs mount over a fuse mount. The fuse filesystem may contain SUID...

NTP - Privilege Escalation Vulnerability

Exploit for linux platform in category local exploits Source: http://www.halfdog.net/Security/2015/NtpCronjobUserNtpToRootPrivilegeEscalation/ Introduction Problem description: The cronjob script bundled with ntp package is intended to perform cleanup on statistics files produced by NTP daemon...

Man-db 2.6.7.1 Privilege Escalation

/ EDB Note: man:man - man:root http://www.halfdog.net/Security/2015/SetgidDirectoryPrivilegeEscalation/ man:root - root:root http://www.halfdog.net/Security/2015/MandbSymlinkLocalRootPrivilegeEscalation/ CreateSetgidBinary.c...

Man-db 2.6.7.1 - Privilege Escalation Exploit

Exploit for linux platform in category local exploits / EDB Note: man:man - man:root http://www.halfdog.net/Security/2015/SetgidDirectoryPrivilegeEscalation/ man:root - root:root http://www.halfdog.net/Security/2015/MandbSymlinkLocalRootPrivilegeEscalation/ CreateSetgidBinary.c...

Ubuntu 15.10 - USERNS Overlayfs Over Fuse Privilege Escalation

Ubuntu 15.10 - USERNS Overlayfs Over Fuse Privilege Escalation Source: http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/ Introduction Problem description: On Ubuntu Wily it is possible to place an USERNS overlayfs mount over a fuse mount. The fuse filesystem may contain...

Ubuntu 15.10 - 'USERNS ' Overlayfs Over Fuse Privilege Escalation

Source: http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/ Introduction Problem description: On Ubuntu Wily it is possible to place an USERNS overlayfs mount over a fuse mount. The fuse filesystem may contain SUID binaries, but those cannot be used to gain privileges due t...

IBM AIX 5.3/6.1/7.1/7.2 - 'lquerylv' Privilege Escalation Exploit

Exploit for linux platform in category local exploits !/usr/bin/sh AIX lquerylv 5.3, 6.1, 7.1, 7.2 local root exploit. Tested against latest patchset 7100-04 This exploit takes advantage of known issues with debugging functions within the AIX linker library. We are taking advantage of known...

Apple macOS 10.12 - 'task_t' Local Privilege Escalation

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=837 TL;DR you cannot hold or use a task struct pointer and expect the euid of that task to stay the same. Many many places in the kernel do this and there are a great many very exploitable bugs as a result. taskt is just a typedef...

Mach Race OSX - Local Privilege Escalation

Mach Race OSX - Local Privilege Escalation Source: https://github.com/gdbinit/machrace Mach Race OS X Local Privilege Escalation Exploit c fG! 2015, 2016, [email protected] - https://reverse.put.as A SUID, SIP, and binary entitlements universal OS X exploit CVE-2016-1757. Usage against a SUID binar...

Apple Mac OSX iOS - SUID Binary Logic Error Kernel Code Execution

Apple Mac OSX iOS - SUID Binary Logic Error Kernel Code Execution Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=676 tl;dr The code responsible for loading a suid-binary following a call to the execve syscall invalidates the task port after first swapping the new vmmap into the...

Apple Mac OSX / iOS - SUID Binary Logic Error Kernel Code Execution

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=676 tl;dr The code responsible for loading a suid-binary following a call to the execve syscall invalidates the task port after first swapping the new vmmap into the old task object leaving a short race window where we can manipula...

Exim < 4.86.2 - Privilege Escalation

Exploit for linux platform in category local exploits ============================================= - Advisory release date: 10.03.2016 - Created by: Dawid Golunski - Severity: High/Critical ============================================= I. VULNERABILITY ------------------------- Exim 4.86.2 Local...

Exim < 4.86.2 - Local Privilege Escalation

============================================= - Advisory release date: 10.03.2016 - Created by: Dawid Golunski - Severity: High/Critical ============================================= I. VULNERABILITY ------------------------- Exim 4.86.2 Local Root Privilege Escalation Exploit II. BACKGROUND...

NTP - Local Privilege Escalation

NTP - Local Privilege Escalation Source: http://www.halfdog.net/Security/2015/NtpCronjobUserNtpToRootPrivilegeEscalation/ Introduction Problem description: The cronjob script bundled with ntp package is intended to perform cleanup on statistics files produced by NTP daemon running with statistics...

Man-db 2.6.7.1 - Local Privilege Escalation

Man-db 2.6.7.1 - Local Privilege Escalation / EDB Note: man:man - man:root http://www.halfdog.net/Security/2015/SetgidDirectoryPrivilegeEscalation/ man:root - root:root http://www.halfdog.net/Security/2015/MandbSymlinkLocalRootPrivilegeEscalation/ CreateSetgidBinary.c...

Man-db 2.6.7.1 - Local Privilege Escalation

/ EDB Note: man:man - man:root http://www.halfdog.net/Security/2015/SetgidDirectoryPrivilegeEscalation/ man:root - root:root http://www.halfdog.net/Security/2015/MandbSymlinkLocalRootPrivilegeEscalation/ CreateSetgidBinary.c...

[CVE-2014-7302] SGI SUID Root Privilege Escalation

SGI SUID Root Privilege Escalation Software: SGI Tempo SGI ICE-X Supercomputers Affected Versions: Unknown CVE Reference: CVE-2014-7302 Author: Luke Jennings, John Fitzpatrick, MWR Labs Severity: Medium Risk Vendor: Silicon Graphics International Corp SGI Vendor Response: Uncooperative Descriptio...