USN-4297-1

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    USN-4297-1

    Published: 9 Mar 2020Last Modified: 10 Feb 2026

    Summary: runc vulnerabilities

    Details: It was discovered that runC incorrectly checked mount targets. An attacker with a malicious container image could possibly mount over the /proc directory and escalate privileges. This issue only affected Ubuntu 18.04 LTS. (CVE-2019-16884) It was discovered that runC incorrectly performed access control. An attacker could possibly use this issue to escalate privileges. (CVE-2019-19921)

    References: https://ubuntu.com/security/notices/USN-4297-1, https://ubuntu.com/security/CVE-2019-16884, https://ubuntu.com/security/CVE-2019-19921

    Affected packages

    Package

    Name: runc

    Purl: pkg:deb/ubuntu/[email protected]~rc10-0ubuntu1~18.04.2?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.0.0~rc10-0ubuntu1~18.04.2

    Affected versions

    1.0.0~rc2+docker1.13.1-0ubuntu1
    1.0.0~rc4+dfsg1-2
    1.0.0~rc4+dfsg1-6
    1.0.0~rc4+dfsg1-6ubuntu0.18.04.1
    1.0.0~rc7+git20190403.029124da-0ubuntu1~18.04.1
    1.0.0~rc7+git20190403.029124da-0ubuntu1~18.04.2
    1.0.0~rc10-0ubuntu1~18.04.1

    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-4297-1 | CVE-DB