CVE-2011-2511

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    CVE-2011-2511

    Published: 10 Aug 2011Last Modified: 10 Apr 2026

    Summary:

    Details: Integer overflow in libvirt before 0.9.3 allows remote authenticated users to cause a denial of service (libvirtd crash) and possibly execute arbitrary code via a crafted VirDomainGetVcpus RPC call that triggers memory corruption.

    References: http://secunia.com/advisories/45375, http://secunia.com/advisories/45441, http://secunia.com/advisories/45446, http://www.debian.org/security/2011/dsa-2280, http://www.redhat.com/support/errata/RHSA-2011-1019.html, http://www.ubuntu.com/usn/USN-1180-1, http://www.openwall.com/lists/oss-security/2011/06/28/9, https://www.redhat.com/archives/libvir-list/2011-June/msg01278.html, http://libvirt.org/news.html, http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062515.html, http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062855.html, http://www.redhat.com/support/errata/RHSA-2011-1197.html, http://www.securitytracker.com/id?1025822, https://exchange.xforce.ibmcloud.com/vulnerabilities/68271, https://hermes.opensuse.org/messages/10027908

    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