Ubuntu 3307-2: OpenLDAP vulnerability

    Date19 Jul 2017
    CategoryUbuntu
    48
    Posted ByLinuxSecurity Advisories
    OpenLDAP could be made to crash if it received specially crafted network traffic.
    ==========================================================================
    Ubuntu Security Notice USN-3307-2
    July 19, 2017
    
    openldap vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 12.04 ESM
    
    Summary:
    
    OpenLDAP could be made to crash if it received specially crafted
    network traffic.
    
    Software Description:
    - openldap: OpenLDAP utilities
    
    Details:
    
    USN-3307-1 fixed a vulnerability in OpenLDAP. This update provides the
    corresponding update for ubuntu 12.04 ESM.
    
    Original advisory details:
    
     Karsten Heymann discovered that OpenLDAP incorrectly handled certain
     search requests. A remote attacker could use this issue to cause slapd
     to crash, resulting in a denial of service.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 12.04 ESM:
      slapd                           2.4.28-1.1ubuntu4.8
    
    In general, a standard system update will make all the necessary
    changes.
    
    References:
      https://www.ubuntu.com/usn/usn-3307-2
      https://www.ubuntu.com/usn/usn-3307-1
      CVE-2017-9287
    
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