UBUNTU-CVE-2015-8791

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    UBUNTU-CVE-2015-8791

    Published: 29 Jan 2016Last Modified: 22 Apr 2026
    Upstream:
    CVE-2015-8791

    Summary:

    Details: The EbmlElement::ReadCodedSizeValue function in libEBML before 1.3.3 allows context-dependent attackers to obtain sensitive information from process heap memory via a crafted length value in an EBML id, which triggers an invalid memory access.

    References: https://ubuntu.com/security/CVE-2015-8791, https://github.com/Matroska-Org/libebml/commit/24e5cd7c666b1ddd85619d60486db0a5481c1b90, https://github.com/Matroska-Org/libebml/blob/release-1.3.3/ChangeLog, http://lists.opensuse.org/opensuse-updates/2016-01/msg00035.html, http://lists.matroska.org/pipermail/matroska-users/2015-October/006985.html, https://www.cve.org/CVERecord?id=CVE-2015-8791

    Affected packages

    Package

    Name: libebml

    Purl: pkg:deb/ubuntu/[email protected]+deb8u1build0.14.04.1?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.3.0-2+deb8u1build0.14.04.1

    Affected versions

    1.2.2-2

    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