Linux Security
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    Linux Security

    Ubuntu 4631-1: libmaxminddb vulnerability

    Date 12 Nov 2020
    365
    Posted By LinuxSecurity Advisories
    libmaxminddb could be made to crash if it received specially crafted data.
    ==========================================================================
    Ubuntu Security Notice USN-4631-1
    November 12, 2020
    
    libmaxminddb vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 20.10
    - Ubuntu 20.04 LTS
    
    Summary:
    
    libmaxminddb could be made to crash if it received specially crafted data.
    
    Software Description:
    - libmaxminddb: C library for the MaxMind DB file format
    
    Details:
    
    It was discovered that libmaxminddb incorrectly handled certain memory
    operations. A remote attacker could possibly use this issue to cause
    applications using libmaxminddb 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 20.10:
      libmaxminddb0                   1.4.2-0ubuntu1.20.10.1
    
    Ubuntu 20.04 LTS:
      libmaxminddb0                   1.4.2-0ubuntu1.20.04.1
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4631-1
      CVE-2020-28241
    
    Package Information:
      https://launchpad.net/ubuntu/+source/libmaxminddb/1.4.2-0ubuntu1.20.10.1
      https://launchpad.net/ubuntu/+source/libmaxminddb/1.4.2-0ubuntu1.20.04.1
    
    

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