UBUNTU-CVE-2020-27842

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    UBUNTU-CVE-2020-27842

    Published: 5 Jan 2021Last Modified: 17 Oct 2026
    Upstream:
    CVE-2020-27842

    Summary:

    Details: There's a flaw in openjpeg's t2 encoder in versions prior to 2.4.0. An attacker who is able to provide crafted input to be processed by openjpeg could cause a null pointer dereference. The highest impact of this flaw is to application availability.

    References: https://ubuntu.com/security/CVE-2020-27842, https://ubuntu.com/security/notices/USN-4685-1, https://ubuntu.com/security/notices/USN-4686-1, https://ubuntu.com/security/notices/USN-5952-1, https://www.cve.org/CVERecord?id=CVE-2020-27842

    Affected packages

    Package

    Name: openjpeg

    Purl: pkg:deb/ubuntu/openjpeg?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1.3+dfsg-4.6ubuntu2
    1.3+dfsg-4.7ubuntu1

    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-2020-27842 | CVE-DB