Ubuntu 2617-1: FUSE vulnerability

    Date21 May 2015
    CategoryUbuntu
    29
    Posted ByLinuxSecurity Advisories
    FUSE could be made to overwrite files as the administrator.
    ==========================================================================
    Ubuntu Security Notice USN-2617-1
    May 21, 2015
    
    fuse vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 15.04
    - Ubuntu 14.10
    - Ubuntu 14.04 LTS
    - Ubuntu 12.04 LTS
    
    Summary:
    
    FUSE could be made to overwrite files as the administrator.
    
    Software Description:
    - fuse: Filesystem in Userspace
    
    Details:
    
    Tavis Ormandy discovered that FUSE incorrectly filtered environment
    variables. A local attacker could use this issue to gain administrative
    privileges.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 15.04:
      fuse                            2.9.2-4ubuntu4.15.04.1
    
    Ubuntu 14.10:
      fuse                            2.9.2-4ubuntu4.14.10.1
    
    Ubuntu 14.04 LTS:
      fuse                            2.9.2-4ubuntu4.14.04.1
    
    Ubuntu 12.04 LTS:
      fuse                            2.8.6-2ubuntu2.1
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      http://www.ubuntu.com/usn/usn-2617-1
      CVE-2015-3202
    
    Package Information:
      https://launchpad.net/ubuntu/+source/fuse/2.9.2-4ubuntu4.15.04.1
      https://launchpad.net/ubuntu/+source/fuse/2.9.2-4ubuntu4.14.10.1
      https://launchpad.net/ubuntu/+source/fuse/2.9.2-4ubuntu4.14.04.1
      https://launchpad.net/ubuntu/+source/fuse/2.8.6-2ubuntu2.1
    
    
    
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