USN-8746-1

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    USN-8746-1

    Published: 10 Sept 2026Last Modified: 10 Sept 2026

    Summary: libebml vulnerability

    Details: It was discovered that libEBML incorrectly handled certain read and write operations. An attacker could possibly use this issue to cause a buffer overflow, resulting in a denial of service.

    References: https://ubuntu.com/security/notices/USN-8746-1, https://ubuntu.com/security/CVE-2023-52339

    Affected packages

    Package

    Name: libebml

    Purl: pkg:deb/ubuntu/libebml?arch=source&distro=esm-apps-legacy%2Fxenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.3.3-1ubuntu0.1+esm1

    Affected versions

    1.3.1-5
    1.3.3-1
    1.3.3-1ubuntu0.1

    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-8746-1 | CVE-DB