Linux Security
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    Linux Security

    Ubuntu 4594-1: Quassel vulnerabilities

    Date 20 Oct 2020
    109
    Posted By LinuxSecurity Advisories
    Quassel could be made to crash or run programs if it received specially crafted network traffic.
    ==========================================================================
    Ubuntu Security Notice USN-4594-1
    October 20, 2020
    
    quassel vulnerabilities
    ==========================================================================
    
    A security issue affects these releases of Ubuntu and its derivatives:
    
    - Ubuntu 18.04 LTS
    
    Summary:
    
    Quassel could be made to crash or run programs if it received
    specially crafted network traffic.
    
    Software Description:
    - quassel: distributed IRC client - monolithic core+client
    
    Details:
    
    It was discovered that Quassel incorrectly handled Qdatastream protocol. A
    remote attacker could possibly use this issue to execute arbitrary code.
    (CVE-2018-1000178)
    
    It was discovered that Quassel incorrectly handled certain login requests.
    A remote attacker could possibly use this issue to cause a denial of
    service. (CVE-2018-1000179)
    
    Update instructions:
    
    The problem can be corrected by updating your system to the following
    package versions:
    
    Ubuntu 18.04 LTS:
      quassel                         1:0.12.4-3ubuntu1.18.04.3
      quassel-core                    1:0.12.4-3ubuntu1.18.04.3
    
    In general, a standard system update will make all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4594-1
      CVE-2018-1000178, CVE-2018-1000179
    
    Package Information:
      https://launchpad.net/ubuntu/+source/quassel/1:0.12.4-3ubuntu1.18.04.3
    

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