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    CVE-2008-1952

    The backend for XenSource Xen Para Virtualized Frame Buffer (PVFB) in Xen ioemu does not properly restrict the frame buffer size, which allows attackers to cause a denial of service (crash) by mapping an arbitrary amount of guest memory.

    Published:May 15, 2008
    Last Modified:Apr 23, 2026
    EPS:Jun 23, 2008
    EPSS Score:0.00077
    CVSS Score:2.1

    Affected Products

    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Xensource
    Product
    Xen Para Virtualized Frame Buffer

    Exploits

    No exploit reference

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    References

    http://lists.xensource.com/archives/html/xen-devel/2008-05/msg00421.html
    http://secunia.com/advisories/32088
    http://www.openwall.com/lists/oss-security/2008/05/21/9
    http://www.securityfocus.com/bid/30646
    http://www.securitytracker.com/id?1020957
    http://xenbits.xensource.com/xen-unstable.hg?rev/9044705960cb30cec385bdca7305bcf7db096721
    https://exchange.xforce.ibmcloud.com/vulnerabilities/43362
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11189
    https://rhn.redhat.com/errata/RHSA-2008-0892.html
    http://lists.xensource.com/archives/html/xen-devel/2008-05/msg00421.html
    http://secunia.com/advisories/32088
    http://www.openwall.com/lists/oss-security/2008/05/21/9
    http://www.securityfocus.com/bid/30646
    http://www.securitytracker.com/id?1020957
    http://xenbits.xensource.com/xen-unstable.hg?rev/9044705960cb30cec385bdca7305bcf7db096721
    https://exchange.xforce.ibmcloud.com/vulnerabilities/43362
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11189
    https://rhn.redhat.com/errata/RHSA-2008-0892.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