Ubuntu 3895-1: LDB vulnerability

    Date26 Feb 2019
    CategoryUbuntu
    2847
    Posted ByLinuxSecurity Advisories
    LDB could be made to crash if it received specially crafted network traffic.
    ==========================================================================
    Ubuntu Security Notice USN-3895-1
    February 26, 2019
    
    ldb vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 18.10
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    - Ubuntu 14.04 LTS
    
    Summary:
    
    LDB could be made to crash if it received specially crafted network
    traffic.
    
    Software Description:
    - ldb: LDAP-like embedded database - tools
    
    Details:
    
    It was discovered that LDB incorrectly handled certain search expressions.
    A remote attacker could possibly use this issue to cause the Samba LDAP
    process 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 18.10:
      libldb1                         2:1.4.0+really1.3.5-2ubuntu0.1
    
    Ubuntu 18.04 LTS:
      libldb1                         2:1.2.3-1ubuntu0.1
    
    Ubuntu 16.04 LTS:
      libldb1                         2:1.1.24-1ubuntu3.1
    
    Ubuntu 14.04 LTS:
      libldb1                         1:1.1.24-0ubuntu0.14.04.2
    
    After a standard system update you need to reboot your computer to make
    all the necessary changes.
    
    References:
      https://usn.ubuntu.com/usn/usn-3895-1
      CVE-2019-3824
    
    Package Information:
      https://launchpad.net/ubuntu/+source/ldb/2:1.4.0+really1.3.5-2ubuntu0.1
      https://launchpad.net/ubuntu/+source/ldb/2:1.2.3-1ubuntu0.1
      https://launchpad.net/ubuntu/+source/ldb/2:1.1.24-1ubuntu3.1
      https://launchpad.net/ubuntu/+source/ldb/1:1.1.24-0ubuntu0.14.04.2
    
    
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