FUSE fusermount Multiple Unmounting Security Vulnerabilities

BID:46103

Info

FUSE fusermount Multiple Unmounting Security Vulnerabilities

Bugtraq ID: 46103
Class: Unknown
CVE: CVE-2011-0541
CVE-2011-0542
CVE-2011-0543
Remote: No
Local: Yes
Published: Feb 02 2011 12:00AM
Updated: Jul 22 2011 05:30PM
Credit: Marc Deslauriers, Miklos Szeredi
Vulnerable: Ubuntu Ubuntu Linux 9.10 sparc
Ubuntu Ubuntu Linux 9.10 powerpc
Ubuntu Ubuntu Linux 9.10 lpia
Ubuntu Ubuntu Linux 9.10 i386
Ubuntu Ubuntu Linux 9.10 ARM
Ubuntu Ubuntu Linux 9.10 amd64
Ubuntu Ubuntu Linux 8.04 LTS sparc
Ubuntu Ubuntu Linux 8.04 LTS powerpc
Ubuntu Ubuntu Linux 8.04 LTS lpia
Ubuntu Ubuntu Linux 8.04 LTS i386
Ubuntu Ubuntu Linux 8.04 LTS amd64
Ubuntu Ubuntu Linux 10.10 powerpc
Ubuntu Ubuntu Linux 10.10 i386
Ubuntu Ubuntu Linux 10.10 ARM
Ubuntu Ubuntu Linux 10.10 amd64
Ubuntu Ubuntu Linux 10.04 sparc
Ubuntu Ubuntu Linux 10.04 powerpc
Ubuntu Ubuntu Linux 10.04 i386
Ubuntu Ubuntu Linux 10.04 ARM
Ubuntu Ubuntu Linux 10.04 amd64
Red Hat Enterprise Linux Workstation 6
Red Hat Enterprise Linux Server 6
Red Hat Enterprise Linux HPC Node Optional 6
Red Hat Enterprise Linux HPC Node 6
Red Hat Enterprise Linux Desktop Optional 6
Red Hat Enterprise Linux Desktop 6
FUSE fusermount 0
Not Vulnerable:

Discussion

FUSE fusermount Multiple Unmounting Security Vulnerabilities

FUSE fusermount tool is prone to multiple security vulnerabilities that may allows users to unmount file systems.

A local attacker can exploit these issues to cause a denial of service by unmounting any file system of the system.

Exploit / POC

FUSE fusermount Multiple Unmounting Security Vulnerabilities

Attackers can use standard commands to exploit these issues.

Solution / Fix

FUSE fusermount Multiple Unmounting Security Vulnerabilities

Solution:
Updates are available. Please see the references for more information.


Ubuntu Ubuntu Linux 9.10 sparc

Ubuntu Ubuntu Linux 10.10 amd64

Ubuntu Ubuntu Linux 10.04 powerpc

Ubuntu Ubuntu Linux 8.04 LTS powerpc

Ubuntu Ubuntu Linux 9.10 i386

Ubuntu Ubuntu Linux 10.04 amd64

Ubuntu Ubuntu Linux 10.10 powerpc

Ubuntu Ubuntu Linux 8.04 LTS sparc

Ubuntu Ubuntu Linux 9.10 ARM

Ubuntu Ubuntu Linux 9.10 powerpc

Ubuntu Ubuntu Linux 9.10 amd64

Ubuntu Ubuntu Linux 8.04 LTS i386

Ubuntu Ubuntu Linux 10.04 ARM

Ubuntu Ubuntu Linux 10.10 ARM

Ubuntu Ubuntu Linux 8.04 LTS amd64

Ubuntu Ubuntu Linux 10.10 i386

Ubuntu Ubuntu Linux 9.10 lpia

Ubuntu Ubuntu Linux 10.04 sparc

Ubuntu Ubuntu Linux 8.04 LTS lpia

Ubuntu Ubuntu Linux 10.04 i386

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