MGASA-2020-0170

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    MGASA-2020-0170

    Published: 15 Apr 2020Last Modified: 16 Apr 2026

    Summary: Updated thunderbird packages fix security vulnerabilities

    Details: The updated packages fix security vulnerabilities: Use-after-free while running the nsDocShell destructor. (CVE-2020-6819) Use-after-free when handling a ReadableStream. (CVE-2020-6820) Uninitialized memory could be read when using the WebGL copyTexSubImage method. (CVE-2020-6821) Out of bounds write in GMPDecodeData when processing large images. (CVE-2020-6822) Memory safety bugs fixed in Thunderbird 68.7.0. (CVE-2020-6825)

    References: https://advisories.mageia.org/MGASA-2020-0170.html, https://bugs.mageia.org/show_bug.cgi?id=26455, https://www.thunderbird.net/en-US/thunderbird/68.7.0/releasenotes/, https://www.mozilla.org/en-US/security/advisories/mfsa2020-14/, https://enigmail.net/index.php/en/download/changelog#enig2.1.6

    Affected packages

    Package

    Name: thunderbird

    Purl: pkg:rpm/mageia/thunderbird?arch=source&distro=mageia-7

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -68.7.0-1.mga7

    Affected versions

    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
    MGASA-2020-0170 | CVE-DB