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    "distribution": {
      "text": "Copyright © Red Hat, Inc. All rights reserved.",
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        "category": "summary",
        "text": "Updated xen packages that fix one security issue are now available for Red\nHat Enterprise Linux 5.\n\nRed Hat Product Security has rated this update as having Important security\nimpact. A Common Vulnerability Scoring System (CVSS) base score, which\ngives a detailed severity rating, is available from the CVE link in the\nReferences section.",
        "title": "Topic"
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      {
        "category": "general",
        "text": "The xen packages contain administration tools and the xend service for\nmanaging the kernel-xen kernel for virtualization on Red Hat Enterprise\nLinux.\n\nAn out-of-bounds memory access flaw was found in the way QEMU's virtual\nFloppy Disk Controller (FDC) handled FIFO buffer access while processing\ncertain FDC commands. A privileged guest user could use this flaw to crash\nthe guest or, potentially, execute arbitrary code on the host with the\nprivileges of the host's QEMU process corresponding to the guest.\n(CVE-2015-3456)\n\nRed Hat would like to thank Jason Geffner of CrowdStrike for reporting\nthis issue.\n\nAll xen users are advised to upgrade to these updated packages, which\ncontain a backported patch to correct this issue. After installing the\nupdated packages, all running fully-virtualized guests must be restarted\nfor this update to take effect.",
        "title": "Details"
      },
      {
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        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
        "title": "Terms of Use"
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        "summary": "1218611",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1218611"
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        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2015/rhsa-2015_1002.json"
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    "title": "Red Hat Security Advisory: xen security update",
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          "number": "1",
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