CVE-2015-8789

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    CVE-2015-8789

    Published: 29 Jan 2016Last Modified: 10 Apr 2026

    Summary:

    Details: Use-after-free vulnerability in the EbmlMaster::Read function in libEBML before 1.3.3 allows context-dependent attackers to have unspecified impact via a "deeply nested element with infinite size" followed by another element of an upper level in an EBML document.

    References: http://lists.matroska.org/pipermail/matroska-users/2015-October/006985.html, http://www.debian.org/security/2016/dsa-3538, https://github.com/Matroska-Org/libebml/blob/release-1.3.3/ChangeLog, https://github.com/Matroska-Org/libebml/commit/88409e2a94dd3b40ff81d08bf6d92f486d036b24, http://lists.opensuse.org/opensuse-updates/2016-01/msg00035.html, http://www.securityfocus.com/bid/94924, http://www.talosintelligence.com/reports/TALOS-2016-0037/

    Affected packages

    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