UBUNTU-CVE-2018-1000179

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    UBUNTU-CVE-2018-1000179

    Published: 8 May 2018Last Modified: 4 Feb 2026
    Aliases:
    USN-4594-1

    Summary:

    Details: A NULL Pointer Dereference of CWE-476 exists in quassel version 0.12.4 in the quasselcore void CoreAuthHandler::handle(const Login &msg) coreauthhandler.cpp line 235 that allows an attacker to cause a denial of service.

    References: https://ubuntu.com/security/CVE-2018-1000179, https://github.com/quassel/quassel/commit/e17fca767d60c06ca02bc5898ced04f06d3670bd, https://github.com/quassel/quassel/commit/08bace4e9ecf08273f094c0c6aa8b3363d38ac3e, http://www.openwall.com/lists/oss-security/2018/04/27/1, https://ubuntu.com/security/notices/USN-4594-1, https://www.cve.org/CVERecord?id=CVE-2018-1000179

    Affected packages

    Package

    Name: quassel

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.10.0-0ubuntu2.3

    Affected versions

    0.9.1-0ubuntu1
    0.9.2-0ubuntu1
    0.9.2-0ubuntu2
    0.9.2-0ubuntu3
    0.9.2-0ubuntu4

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High