UBUNTU-CVE-2021-20298

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    UBUNTU-CVE-2021-20298

    Published: 23 Aug 2022Last Modified: 8 May 2026
    Upstream:

    Summary:

    Details: A flaw was found in OpenEXR's B44Compressor. This flaw allows an attacker who can submit a crafted file to be processed by OpenEXR, to exhaust all memory accessible to the application. The highest threat from this vulnerability is to system availability.

    Affected packages

    Package

    Name: openexr

    Purl: pkg:deb/ubuntu/[email protected]+esm4?arch=source&distro=esm-infra/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2.2.0-1ubuntu3
    2.2.0-7ubuntu1
    2.2.0-9ubuntu1
    2.2.0-10ubuntu2
    2.2.0-10ubuntu2.1
    2.2.0-10ubuntu2.2
    2.2.0-10ubuntu2.3
    2.2.0-10ubuntu2.4
    2.2.0-10ubuntu2.6
    2.2.0-10ubuntu2.6+esm1
    2.2.0-10ubuntu2.6+esm2
    2.2.0-10ubuntu2.6+esm3
    2.2.0-10ubuntu2.6+esm4

    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-2021-20298 | CVE-DB