UBUNTU-CVE-2022-37428

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    UBUNTU-CVE-2022-37428

    Published: 23 Aug 2022Last Modified: 24 Oct 2025
    Upstream:
    CVE-2022-37428

    Summary:

    Details: PowerDNS Recursor up to and including 4.5.9, 4.6.2 and 4.7.1, when protobuf logging is enabled, has Improper Cleanup upon a Thrown Exception, leading to a denial of service (daemon crash) via a DNS query that leads to an answer with specific properties.

    References: https://ubuntu.com/security/CVE-2022-37428, https://www.openwall.com/lists/oss-security/2022/08/23/1, https://downloads.powerdns.com/patches/2022-02/, https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2022-02.html, https://docs.powerdns.com/recursor/lua-config/protobuf.html, https://www.cve.org/CVERecord?id=CVE-2022-37428

    Affected packages

    Package

    Name: pdns-recursor

    Purl: pkg:deb/ubuntu/[email protected]~alpha2-2ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    3.7.3-1

    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
    UBUNTU-CVE-2022-37428 | CVE-DB