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    CVE-2012-4423

    The virNetServerProgramDispatchCall function in libvirt before 0.10.2 allows remote attackers to cause a denial of service (NULL pointer dereference and segmentation fault) via an RPC call with (1) an event as the RPC number or (2) an RPC number whose value is in a "gap" in the RPC dispatch table.

    Published:Jul 24, 2012
    Last Modified:Apr 11, 2025
    EPS:Nov 19, 2012
    EPSS Score:0.0287
    CVSS Score:5

    Affected Products

    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Libvirt

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=b7ff9e696063189a715802d081d55a398663c15a
    http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=f8fbeb50d52520a109d71c8566fed2ea600650ec
    http://lists.fedoraproject.org/pipermail/package-announce/2012-October/089976.html
    http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090121.html
    http://lists.opensuse.org/opensuse-security-announce/2013-02/msg00001.html
    http://rhn.redhat.com/errata/RHSA-2012-1359.html
    http://www.openwall.com/lists/oss-security/2012/09/13/14
    http://www.securityfocus.com/bid/55541
    http://www.securitytracker.com/id?1027649
    http://www.ubuntu.com/usn/USN-1708-1
    https://bugzilla.redhat.com/show_bug.cgi?id=857133
    https://www.redhat.com/archives/libvir-list/2012-September/msg00843.html
    http://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=b7ff9e696063189a715802d081d55a398663c15a
    http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=f8fbeb50d52520a109d71c8566fed2ea600650ec
    http://lists.fedoraproject.org/pipermail/package-announce/2012-October/089976.html
    http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090121.html
    http://lists.opensuse.org/opensuse-security-announce/2013-02/msg00001.html
    http://rhn.redhat.com/errata/RHSA-2012-1359.html
    http://www.openwall.com/lists/oss-security/2012/09/13/14
    http://www.securityfocus.com/bid/55541
    http://www.securitytracker.com/id?1027649
    http://www.ubuntu.com/usn/USN-1708-1
    https://bugzilla.redhat.com/show_bug.cgi?id=857133
    https://www.redhat.com/archives/libvir-list/2012-September/msg00843.html

    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