USN-5026-1

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    USN-5026-1

    Published: 29 Jul 2021Last Modified: 22 Apr 2026

    Summary: qpdf vulnerabilities

    Details: It was discovered that QPDF incorrectly handled certain malformed PDF files. A remote attacker could use this issue to cause QPDF to consume resources, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-18020) It was discovered that QPDF incorrectly handled certain malformed PDF files. A remote attacker could use this issue to cause QPDF to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2021-36978)

    References: https://ubuntu.com/security/notices/USN-5026-1, https://ubuntu.com/security/CVE-2018-18020, https://ubuntu.com/security/CVE-2021-36978

    Affected packages

    Package

    Name: qpdf

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -8.0.2-3ubuntu0.1

    Affected versions

    7.0.0-1

    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
    USN-5026-1 | CVE-DB