CVE-2015-4486

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    CVE-2015-4486

    Published: 16 Aug 2015Last Modified: 16 Apr 2026

    Summary:

    Details: The decrease_ref_count function in libvpx in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via malformed WebM video data.

    References: http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.html, http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.html, http://rhn.redhat.com/errata/RHSA-2015-1586.html, http://www.mozilla.org/security/announce/2015/mfsa2015-89.html, http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html, http://www.ubuntu.com/usn/USN-2702-1, http://www.ubuntu.com/usn/USN-2702-2, http://www.ubuntu.com/usn/USN-2702-3, https://security.gentoo.org/glsa/201605-06, https://bugzilla.mozilla.org/show_bug.cgi?id=1178148, http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021.html, http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00016.html, http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html, http://lists.opensuse.org/opensuse-updates/2015-08/msg00030.html, http://lists.opensuse.org/opensuse-updates/2015-08/msg00031.html, http://www.securitytracker.com/id/1033247

    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
    CVE-2015-4486 | CVE-DB