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    Ubuntu 4231-1: NSS vulnerability

    Date
    479
    Posted By
    NSS could be made to execute arbitrary code if it received a specially crafted input.
    ==========================================================================
    Ubuntu Security Notice USN-4231-1
    January 08, 2020
    
    nss vulnerability
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 19.10
    - Ubuntu 19.04
    - Ubuntu 18.04 LTS
    - Ubuntu 16.04 LTS
    - Ubuntu 14.04 ESM
    - Ubuntu 12.04 ESM
    
    Summary:
    
    NSS could be made to execute arbitrary code if it received a specially
    crafted input.
    
    Software Description:
    - nss: Network Security Service library
    
    Details:
    
    It was discovered that NSS incorrectly handled certain inputs. An
    attacker could possibly use this issue to execute arbitrary code.
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 19.10:
      libnss3                         2:3.45-1ubuntu2.2
    
    Ubuntu 19.04:
      libnss3                         2:3.42-1ubuntu2.5
    
    Ubuntu 18.04 LTS:
      libnss3                         2:3.35-2ubuntu2.7
    
    Ubuntu 16.04 LTS:
      libnss3                         2:3.28.4-0ubuntu0.16.04.10
    
    Ubuntu 14.04 ESM:
      libnss3                         2:3.28.4-0ubuntu0.14.04.5+esm4
    
    Ubuntu 12.04 ESM:
      libnss3                         2:3.28.4-0ubuntu0.12.04.7
    
    After a standard system update you need to reboot your computer to make
    all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4231-1
      CVE-2019-17006
    
    Package Information:
      https://launchpad.net/ubuntu/+source/nss/2:3.45-1ubuntu2.2
      https://launchpad.net/ubuntu/+source/nss/2:3.42-1ubuntu2.5
      https://launchpad.net/ubuntu/+source/nss/2:3.35-2ubuntu2.7
      https://launchpad.net/ubuntu/+source/nss/2:3.28.4-0ubuntu0.16.04.10
    

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