CVE-2015-8317

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    CVE-2015-8317

    Published: 15 Dec 2015Last Modified: 16 Apr 2026

    Summary:

    Details: The xmlParseXMLDecl function in parser.c in libxml2 before 2.9.3 allows context-dependent attackers to obtain sensitive information via an (1) unterminated encoding value or (2) incomplete XML declaration in XML data, which triggers an out-of-bounds heap read.

    References: http://marc.info/?l=bugtraq&m=145382616617563&w=2, http://rhn.redhat.com/errata/RHSA-2015-2549.html, http://rhn.redhat.com/errata/RHSA-2016-1089.html, http://www.debian.org/security/2015/dsa-3430, http://www.ubuntu.com/usn/USN-2834-1, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172, https://blog.fuzzing-project.org/28-Libxml2-Several-out-of-bounds-reads.html, https://bugzilla.gnome.org/show_bug.cgi?id=751631, https://bugzilla.redhat.com/show_bug.cgi?id=1281930, https://bugzilla.gnome.org/show_bug.cgi?id=751603, https://bugzilla.gnome.org/show_bug.cgi?id=751631, https://bugzilla.redhat.com/show_bug.cgi?id=1281930, http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html, http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html, http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html, http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html, http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.html, http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html, http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html, http://www.openwall.com/lists/oss-security/2015/11/21/1, http://www.openwall.com/lists/oss-security/2015/11/22/3, http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html, http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html, http://www.securityfocus.com/bid/77681, http://www.securityfocus.com/bid/91826, http://www.securitytracker.com/id/1034243, https://git.gnome.org/browse/libxml2/commit/?id=709a952110e98621c9b78c4f26462a9d8333102e, https://git.gnome.org/browse/libxml2/commit/?id=9aa37588ee78a06ca1379a9d9356eab16686099c, https://support.apple.com/HT206899, https://support.apple.com/HT206901, https://support.apple.com/HT206902, https://support.apple.com/HT206903, https://support.apple.com/HT206904, https://support.apple.com/HT206905

    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-2015-8317 | CVE-DB