USN-2593-1

    Dashboard / Vulnerabilities / USN-2593-1

    USN-2593-1

    Published: 4 May 2015Last Modified: 10 Feb 2026

    Summary: dnsmasq vulnerability

    Details: Nick Sampanis discovered that Dnsmasq incorrectly handled certain malformed DNS requests. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a denial of service, or possibly obtain sensitive information.

    References: https://ubuntu.com/security/notices/USN-2593-1, https://ubuntu.com/security/CVE-2015-3294

    Affected packages

    Package

    Name: dnsmasq

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.68-1ubuntu0.1

    Affected versions

    2.66-4ubuntu1

    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