CVE-2020-27843

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    CVE-2020-27843

    Published: 5 Jan 2021Last Modified: 7 Aug 2026

    Summary:

    Details: A flaw was found in OpenJPEG in versions prior to 2.4.0. This flaw allows an attacker to provide specially crafted input to the conversion or encoding functionality, causing an out-of-bounds read. The highest threat from this vulnerability is system availability.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV/, https://lists.debian.org/debian-lts-announce/2022/04/msg00006.html, https://security.gentoo.org/glsa/202101-29, https://www.debian.org/security/2021/dsa-4882, https://bugzilla.redhat.com/show_bug.cgi?id=1907516, https://www.oracle.com//security-alerts/cpujul2021.html, https://www.oracle.com/security-alerts/cpuApr2021.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -37ac30ceff6640bbab502388c5e0fa0bff23f505

    Affected versions

    v2.3.1
    v2.3.0

    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
    CVE-2020-27843 | CVE-DB