kernel: bug in GFS/GFS2 locking code leads to dos

The gfs2lock function in the Linux kernel before 2.6.34-rc1-next-20100312, and the gfslock function in the Linux kernel on Red Hat Enterprise Linux RHEL 5 and 6, does not properly remove POSIX locks on files that are setgid without group-execute permission, which allows local users to cause a...

CVE-2007-6733

The nfslock function in fs/nfs/file.c in the Linux kernel 2.6.9 does not properly remove POSIX locks on files that are setgid without group-execute permission, which allows local users to cause a denial of service BUG and system crash by locking a file on an NFS filesystem and then changing this...

kernel: personality: fix PER_CLEAR_ON_SETID

The personality subsystem in the Linux kernel before 2.6.31-rc3 has a PERCLEARONSETID setting that does not clear the ADDRCOMPATLAYOUT and MMAPPAGEZERO flags when executing a setuid or setgid program, which makes it easier for local users to leverage the details of memory usage to 1 conduct NULL...

kernel: personality: fix PER_CLEAR_ON_SETID

The personality subsystem in the Linux kernel before 2.6.31-rc3 has a PERCLEARONSETID setting that does not clear the ADDRCOMPATLAYOUT and MMAPPAGEZERO flags when executing a setuid or setgid program, which makes it easier for local users to leverage the details of memory usage to 1 conduct NULL...

kernel: personality: fix PER_CLEAR_ON_SETID

The personality subsystem in the Linux kernel before 2.6.31-rc3 has a PERCLEARONSETID setting that does not clear the ADDRCOMPATLAYOUT and MMAPPAGEZERO flags when executing a setuid or setgid program, which makes it easier for local users to leverage the details of memory usage to 1 conduct NULL...

Important: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that fix several security issues and several bugs are now available for Red Hat Enterprise Linux 4. This update has been rated as having important security impact by the Red Hat Security Response Team. Updated 21st July 2010 Added links to KBase articles expanding on three...

Null pointer dereference

The personality subsystem in the Linux kernel before 2.6.31-rc3 has a PERCLEARONSETID setting that does not clear the ADDRCOMPATLAYOUT and MMAPPAGEZERO flags when executing a setuid or setgid program, which makes it easier for local users to leverage the details of memory usage to 1 conduct NULL...

CVE-2009-1895

The personality subsystem in the Linux kernel before 2.6.31-rc3 has a PERCLEARONSETID setting that does not clear the ADDRCOMPATLAYOUT and MMAPPAGEZERO flags when executing a setuid or setgid program, which makes it easier for local users to leverage the details of memory usage to 1 conduct NULL...

Linux/x86 - setuid(0) + setgid(0) + execve(/bin/sh,[/bin/sh,NULL])) Shellcode (25 bytes)

Linux/x86 - setuid0 + setgid0 + execve/bin/sh,/bin/sh,NULL Shellcode 25 bytes. Shellcode exploit for Linuxx86 platform include const char shellcode= "\x6a\x17" // push $0x17 "\x58" // pop %eax "\x31\xdb" // xor %ebx,%ebx "\xcd\x80" // int $0x80 "\xb0\x2e" // mov $0x2e,%al "\xcd\x80" // int $0x80...

Ubuntu 6.06 LTS / 8.04 LTS / 8.10 / 9.04 : cron vulnerability (USN-778-1)

It was discovered that cron did not properly check the return code of the setgid and initgroups system calls. A local attacker could use this to escalate group privileges. Please note that cron versions 3.0pl1-64 and later were already patched to address the more serious setuid check referred to ...

USN-778-1: cron vulnerability

It was discovered that cron did not properly check the return code of the setgid and initgroups system calls. A local attacker could use this to escalate group privileges. Please note that cron versions 3.0pl1-64 and later were already patched to address the more serious setuid check referred to ...

FreeBSD : multiple buffer overflows in xboing (e25566d5-6d3f-11d8-83a4-000a95bc6fae)

"Steve Kemp reports in a Debian bug submission : Due to improper bounds checking it is possible for a malicious user to gain a shell with membership group 'games'. The binary is installed setgid games. Environmental variables are used without being bounds-checked in any way, from the source code ...

udev Netlink Message Validation Local Privilege Escalation Vulnerability

Description The 'udev' Linux application is prone to a local privilege-escalation vulnerability because it fails to properly handle netlink messages. Local attackers may exploit this issue to gain elevated privileges, which may lead to a complete compromise of the system. Versions prior to udev 1...

Mandriva Update for util-linux MDKSA-2007:198 (util-linux)

Check for the Version of util-linux OpenVAS Vulnerability Test Mandriva Update for util-linux MDKSA-2007:198 util-linux Authors: System Generated Check Copyright: Copyright c 2009 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modif...

Ubuntu: Security Advisory (USN-679-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2009 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2009-0876

Sun xVM VirtualBox 2.0.0, 2.0.2, 2.0.4, 2.0.6r39760, 2.1.0, 2.1.2, and 2.1.4r42893 on Linux allows local users to gain privileges via a hardlink attack, which preserves setuid/setgid bits on Linux, related to DTRPATH:$ORIGIN...

Design/Logic Flaw

Sun xVM VirtualBox 2.0.0, 2.0.2, 2.0.4, 2.0.6r39760, 2.1.0, 2.1.2, and 2.1.4r42893 on Linux allows local users to gain privileges via a hardlink attack, which preserves setuid/setgid bits on Linux, related to DTRPATH:$ORIGIN...

CVE-2009-0876

Sun xVM VirtualBox for Linux (versions 2.0.0 – 2.1.4r42893) is affected by a local privilege-escalation flaw via a hardlink attack that preserves setuid/setgid bits, related to DT_RPATH:$ORIGIN. The issue, described across multiple sources, centers on filesystem manipulation allowing a non-privil...

CentOS Update for kernel CESA-2008:0972 centos4 i386

Check for the Version of kernel OpenVAS Vulnerability Test CentOS Update for kernel CESA-2008:0972 centos4 i386 Authors: System Generated Check Copyright: Copyright c 2009 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it und...

Linux/x86 - setuid / setgid / chroot break

No description provided by source. /----------------------------------------------------------------------/ / s390 shellcode 0x0a / 0x0 free / / setuid / setgid / chroot break / / code [email protected] / /----------------------------------------------------------------------/ char...