{
  "document": {
    "aggregate_severity": {
      "namespace": "https://access.redhat.com/security/updates/classification/",
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright © Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Updated xen packages that fix several security issues are now available for\nRed Hat Enterprise Linux 5.\n\nThe Red Hat Security Response Team has rated this update as having\nimportant security impact. A Common Vulnerability Scoring System (CVSS)\nbase score, which gives a detailed severity rating, is available from the\nCVE link in the References section.",
        "title": "Topic"
      },
      {
        "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\nIt was found that the xc_try_bzip2_decode() and xc_try_lzma_decode() decode\nroutines did not correctly check for a possible buffer size overflow in the\ndecoding loop. As well, several integer overflow flaws and missing\nerror/range checking were found that could lead to an infinite loop. A\nprivileged guest user could use these flaws to crash the guest or,\npossibly, execute arbitrary code in the privileged management domain\n(Dom0). (CVE-2011-1583)\n\nAll xen users are advised to upgrade to these updated packages, which\ncontain backported patches to correct these issues. The system must be\nrebooted for this update to take effect.",
        "title": "Details"
      },
      {
        "category": "legal_disclaimer",
        "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"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHSA-2011:0496",
        "url": "https://access.redhat.com/errata/RHSA-2011:0496"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/security/updates/classification/#important",
        "url": "https://access.redhat.com/security/updates/classification/#important"
      },
      {
        "category": "external",
        "summary": "696927",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=696927"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2011/rhsa-2011_0496.json"
      }
    ],
    "title": "Red Hat Security Advisory: xen security update",
    "tracking": {
      "current_release_date": "2025-11-21T17:38:09+00:00",
      "generator": {
        "date": "2025-11-21T17:38:09+00:00",
        "engine": {
          "name": "Red Hat SDEngine",
          "version": "4.6.12"
        }
      },
      "id": "RHSA-2011:0496",
      "initial_release_date": "2011-05-09T15:45:00+00:00",
      "revision_history": [
        {
          "date": "2011-05-09T15:45:00+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2011-05-09T11:50:50+00:00",
          "number": "2",
          "summary": "Last updated version"
        },
        {
          "date": "2025-11-21T17:38:09+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "RHEL Virtualization (v. 5 server)",
                "product": {
                  "name": "RHEL Virtualization (v. 5 server)",
                  "product_id": "5Server-VT-5.6.Z",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:rhel_virtualization:5::server"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Red Hat Enterprise Linux (v. 5.6.z server)",
                "product": {
                  "name": "Red Hat Enterprise Linux (v. 5.6.z server)",
                  "product_id": "5Server-5.6.Z",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:5::server"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Red Hat Enterprise Linux"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "xen-0:3.0.3-120.el5_6.2.ia64",
                "product": {
                  "name": "xen-0:3.0.3-120.el5_6.2.ia64",
                  "product_id": "xen-0:3.0.3-120.el5_6.2.ia64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen@3.0.3-120.el5_6.2?arch=ia64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "xen-devel-0:3.0.3-120.el5_6.2.ia64",
                "product": {
                  "name": "xen-devel-0:3.0.3-120.el5_6.2.ia64",
                  "product_id": "xen-devel-0:3.0.3-120.el5_6.2.ia64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen-devel@3.0.3-120.el5_6.2?arch=ia64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
                "product": {
                  "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
                  "product_id": "xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen-debuginfo@3.0.3-120.el5_6.2?arch=ia64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "xen-libs-0:3.0.3-120.el5_6.2.ia64",
                "product": {
                  "name": "xen-libs-0:3.0.3-120.el5_6.2.ia64",
                  "product_id": "xen-libs-0:3.0.3-120.el5_6.2.ia64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen-libs@3.0.3-120.el5_6.2?arch=ia64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "ia64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "xen-0:3.0.3-120.el5_6.2.src",
                "product": {
                  "name": "xen-0:3.0.3-120.el5_6.2.src",
                  "product_id": "xen-0:3.0.3-120.el5_6.2.src",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen@3.0.3-120.el5_6.2?arch=src"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "src"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "xen-0:3.0.3-120.el5_6.2.x86_64",
                "product": {
                  "name": "xen-0:3.0.3-120.el5_6.2.x86_64",
                  "product_id": "xen-0:3.0.3-120.el5_6.2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen@3.0.3-120.el5_6.2?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "xen-devel-0:3.0.3-120.el5_6.2.x86_64",
                "product": {
                  "name": "xen-devel-0:3.0.3-120.el5_6.2.x86_64",
                  "product_id": "xen-devel-0:3.0.3-120.el5_6.2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen-devel@3.0.3-120.el5_6.2?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
                "product": {
                  "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
                  "product_id": "xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen-debuginfo@3.0.3-120.el5_6.2?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "xen-libs-0:3.0.3-120.el5_6.2.x86_64",
                "product": {
                  "name": "xen-libs-0:3.0.3-120.el5_6.2.x86_64",
                  "product_id": "xen-libs-0:3.0.3-120.el5_6.2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen-libs@3.0.3-120.el5_6.2?arch=x86_64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "xen-devel-0:3.0.3-120.el5_6.2.i386",
                "product": {
                  "name": "xen-devel-0:3.0.3-120.el5_6.2.i386",
                  "product_id": "xen-devel-0:3.0.3-120.el5_6.2.i386",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen-devel@3.0.3-120.el5_6.2?arch=i386"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
                "product": {
                  "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
                  "product_id": "xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen-debuginfo@3.0.3-120.el5_6.2?arch=i386"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "xen-0:3.0.3-120.el5_6.2.i386",
                "product": {
                  "name": "xen-0:3.0.3-120.el5_6.2.i386",
                  "product_id": "xen-0:3.0.3-120.el5_6.2.i386",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen@3.0.3-120.el5_6.2?arch=i386"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "xen-libs-0:3.0.3-120.el5_6.2.i386",
                "product": {
                  "name": "xen-libs-0:3.0.3-120.el5_6.2.i386",
                  "product_id": "xen-libs-0:3.0.3-120.el5_6.2.i386",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/redhat/xen-libs@3.0.3-120.el5_6.2?arch=i386"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "i386"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-0:3.0.3-120.el5_6.2.i386 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386"
        },
        "product_reference": "xen-0:3.0.3-120.el5_6.2.i386",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-0:3.0.3-120.el5_6.2.ia64 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64"
        },
        "product_reference": "xen-0:3.0.3-120.el5_6.2.ia64",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-0:3.0.3-120.el5_6.2.src as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.src"
        },
        "product_reference": "xen-0:3.0.3-120.el5_6.2.src",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-0:3.0.3-120.el5_6.2.x86_64 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64"
        },
        "product_reference": "xen-0:3.0.3-120.el5_6.2.x86_64",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.i386 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386"
        },
        "product_reference": "xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.ia64 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64"
        },
        "product_reference": "xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64"
        },
        "product_reference": "xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-devel-0:3.0.3-120.el5_6.2.i386 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386"
        },
        "product_reference": "xen-devel-0:3.0.3-120.el5_6.2.i386",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-devel-0:3.0.3-120.el5_6.2.ia64 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64"
        },
        "product_reference": "xen-devel-0:3.0.3-120.el5_6.2.ia64",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-devel-0:3.0.3-120.el5_6.2.x86_64 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64"
        },
        "product_reference": "xen-devel-0:3.0.3-120.el5_6.2.x86_64",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-libs-0:3.0.3-120.el5_6.2.i386 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386"
        },
        "product_reference": "xen-libs-0:3.0.3-120.el5_6.2.i386",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-libs-0:3.0.3-120.el5_6.2.ia64 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64"
        },
        "product_reference": "xen-libs-0:3.0.3-120.el5_6.2.ia64",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-libs-0:3.0.3-120.el5_6.2.x86_64 as a component of Red Hat Enterprise Linux (v. 5.6.z server)",
          "product_id": "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64"
        },
        "product_reference": "xen-libs-0:3.0.3-120.el5_6.2.x86_64",
        "relates_to_product_reference": "5Server-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-0:3.0.3-120.el5_6.2.i386 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386"
        },
        "product_reference": "xen-0:3.0.3-120.el5_6.2.i386",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-0:3.0.3-120.el5_6.2.ia64 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64"
        },
        "product_reference": "xen-0:3.0.3-120.el5_6.2.ia64",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-0:3.0.3-120.el5_6.2.src as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.src"
        },
        "product_reference": "xen-0:3.0.3-120.el5_6.2.src",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-0:3.0.3-120.el5_6.2.x86_64 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64"
        },
        "product_reference": "xen-0:3.0.3-120.el5_6.2.x86_64",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.i386 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386"
        },
        "product_reference": "xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.ia64 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64"
        },
        "product_reference": "xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64"
        },
        "product_reference": "xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-devel-0:3.0.3-120.el5_6.2.i386 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386"
        },
        "product_reference": "xen-devel-0:3.0.3-120.el5_6.2.i386",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-devel-0:3.0.3-120.el5_6.2.ia64 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64"
        },
        "product_reference": "xen-devel-0:3.0.3-120.el5_6.2.ia64",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-devel-0:3.0.3-120.el5_6.2.x86_64 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64"
        },
        "product_reference": "xen-devel-0:3.0.3-120.el5_6.2.x86_64",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-libs-0:3.0.3-120.el5_6.2.i386 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386"
        },
        "product_reference": "xen-libs-0:3.0.3-120.el5_6.2.i386",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-libs-0:3.0.3-120.el5_6.2.ia64 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64"
        },
        "product_reference": "xen-libs-0:3.0.3-120.el5_6.2.ia64",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "xen-libs-0:3.0.3-120.el5_6.2.x86_64 as a component of RHEL Virtualization (v. 5 server)",
          "product_id": "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64"
        },
        "product_reference": "xen-libs-0:3.0.3-120.el5_6.2.x86_64",
        "relates_to_product_reference": "5Server-VT-5.6.Z"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2011-1583",
      "discovery_date": "2011-03-09T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "696927"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "Multiple integer overflows in tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1 allow local users to cause a denial of service and possibly execute arbitrary code via a crafted paravirtualised guest kernel image that triggers (1) a buffer overflow during a decompression loop or (2) an out-of-bounds read in the loader involving unspecified length fields.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "xen: insufficiencies in pv kernel image validation",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This issue did not affect the versions of the Xen package as shipped with Red Hat Enterprise Linux 4 and 6. This has been addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2011-0496.html.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
          "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
          "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
          "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
          "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
          "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
          "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
          "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
          "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
          "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
          "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
          "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
          "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
          "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
          "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
          "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
          "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
          "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
          "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2011-1583"
        },
        {
          "category": "external",
          "summary": "RHBZ#696927",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=696927"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2011-1583",
          "url": "https://www.cve.org/CVERecord?id=CVE-2011-1583"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2011-1583",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-1583"
        }
      ],
      "release_date": "2011-05-09T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2011-05-09T15:45:00+00:00",
          "details": "Before applying this update, make sure all previously-released errata\nrelevant to your system have been applied.\n\nThis update is available via the Red Hat Network. Details on how to\nuse the Red Hat Network to apply this update are available at\nhttps://access.redhat.com/kb/docs/DOC-11259",
          "product_ids": [
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2011:0496"
        }
      ],
      "scores": [
        {
          "cvss_v2": {
            "accessComplexity": "HIGH",
            "accessVector": "LOCAL",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 6.0,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:L/AC:H/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "products": [
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "xen: insufficiencies in pv kernel image validation"
    },
    {
      "cve": "CVE-2011-3262",
      "discovery_date": "2011-03-09T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "696927"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1 allows local users to cause a denial of service (management software infinite loop and management domain resource consumption) via unspecified vectors related to \"Lack of error checking in the decompression loop.\"",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "xen: insufficiencies in pv kernel image validation",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This issue did not affect the versions of the Xen package as shipped with Red Hat Enterprise Linux 4 and 6. This has been addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2011-0496.html.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
          "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
          "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
          "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
          "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
          "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
          "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
          "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
          "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
          "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
          "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
          "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
          "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
          "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
          "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
          "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
          "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
          "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
          "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
          "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2011-3262"
        },
        {
          "category": "external",
          "summary": "RHBZ#696927",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=696927"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2011-3262",
          "url": "https://www.cve.org/CVERecord?id=CVE-2011-3262"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2011-3262",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-3262"
        }
      ],
      "release_date": "2011-05-09T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2011-05-09T15:45:00+00:00",
          "details": "Before applying this update, make sure all previously-released errata\nrelevant to your system have been applied.\n\nThis update is available via the Red Hat Network. Details on how to\nuse the Red Hat Network to apply this update are available at\nhttps://access.redhat.com/kb/docs/DOC-11259",
          "product_ids": [
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2011:0496"
        }
      ],
      "scores": [
        {
          "cvss_v2": {
            "accessComplexity": "HIGH",
            "accessVector": "LOCAL",
            "authentication": "SINGLE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 6.0,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:L/AC:H/Au:S/C:C/I:C/A:C",
            "version": "2.0"
          },
          "products": [
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
            "5Server-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
            "5Server-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.src",
            "5Server-VT-5.6.Z:xen-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-debuginfo-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-devel-0:3.0.3-120.el5_6.2.x86_64",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.i386",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.ia64",
            "5Server-VT-5.6.Z:xen-libs-0:3.0.3-120.el5_6.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "xen: insufficiencies in pv kernel image validation"
    }
  ]
}