{
  "document": {
    "aggregate_severity": {
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "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 Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      },
      {
        "category": "details",
        "text": "CVE-2018-14462: add missing bounds check in icmp_print() before reading icmp_cksum\n- CVE-2018-14881: bgp parser buffer over-read in bgp_capabilities_print() (BGP_CAPCODE_RESTART)\n- CVE-2018-14879: fix buffer overflow in get_next_file() command-line parser\n- CVE-2018-16227: ieee 802.11 parser missing bounds check on mesh flags subfield",
        "title": "Details"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://cve.tuxcare.com/els/releases/CLSA-2026:1777464365",
        "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1777464365"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/amazonlinux2els/advisories/2026/clsa-2026_1777464365.json"
      }
    ],
    "tracking": {
      "current_release_date": "2026-04-29T14:43:49Z",
      "generator": {
        "date": "2026-04-29T14:43:49Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CLSA-2026:1777464365",
      "initial_release_date": "2026-04-29T12:06:08Z",
      "revision_history": [
        {
          "date": "2026-04-29T12:06:08Z",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-04-29T14:43:49Z",
          "number": "2",
          "summary": "Official Publication"
        }
      ],
      "status": "final",
      "version": "2"
    },
    "title": "tcpdump: Fix of 4 CVEs"
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Amazon Linux 2",
                "product": {
                  "name": "Amazon Linux 2",
                  "product_id": "Amazon-Linux-2",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:o:amazon:amazon_linux:2:*:*:*:*:*:*:*"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Amazon Linux"
          }
        ],
        "category": "vendor",
        "name": "Amazon Web Services, Inc."
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "tcpdump-14:4.9.2-4.amzn2.1.0.1.tuxcare.els6.x86_64",
                "product": {
                  "name": "tcpdump-14:4.9.2-4.amzn2.1.0.1.tuxcare.els6.x86_64",
                  "product_id": "tcpdump-14:4.9.2-4.amzn2.1.0.1.tuxcare.els6.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/tcpdump@4.9.2-4.amzn2.1.0.1.tuxcare.els6?arch=x86_64&epoch=14"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          }
        ],
        "category": "vendor",
        "name": "TuxCare"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "tcpdump-14:4.9.2-4.amzn2.1.0.1.tuxcare.els6.x86_64 as a component of Amazon Linux 2",
          "product_id": "Amazon-Linux-2:tcpdump-14:4.9.2-4.amzn2.1.0.1.tuxcare.els6.x86_64"
        },
        "product_reference": "tcpdump-14:4.9.2-4.amzn2.1.0.1.tuxcare.els6.x86_64",
        "relates_to_product_reference": "Amazon-Linux-2"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2018-14467",
      "cwe": {
        "id": "CWE-125",
        "name": "Out-of-bounds Read"
      },
      "notes": [
        {
          "category": "description",
          "text": "The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-bgp.c:bgp_capabilities_print() (BGP_CAPCODE_MP).",
          "title": "Vulnerability description"
        },
        {
          "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": [
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        ]
      },
      "references": [
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          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2018-14467"
        },
        {
          "category": "external",
          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html",
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        },
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          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html"
        },
        {
          "category": "external",
          "summary": "http://seclists.org/fulldisclosure/2019/Dec/26",
          "url": "http://seclists.org/fulldisclosure/2019/Dec/26"
        },
        {
          "category": "external",
          "summary": "https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES",
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        },
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          "summary": "https://github.com/the-tcpdump-group/tcpdump/commit/e3f3b445e2d20ac5d5b7fcb7559ce6beb55da0c9",
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          "summary": "https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html",
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          "summary": "https://usn.ubuntu.com/4252-1/",
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          "summary": "https://usn.ubuntu.com/4252-2/",
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          "summary": "https://www.debian.org/security/2019/dsa-4547",
          "url": "https://www.debian.org/security/2019/dsa-4547"
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      ],
      "release_date": "2019-10-03T16:15:00Z",
      "remediations": [
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          "category": "vendor_fix",
          "date": "2026-04-29T12:06:08.121126Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1777464365",
          "product_ids": [
            "Amazon-Linux-2:tcpdump-14:4.9.2-4.amzn2.1.0.1.tuxcare.els6.x86_64"
          ],
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        }
      ],
      "scores": [
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          "cvss_v2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
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          ]
        }
      ],
      "threats": [
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          "category": "impact",
          "details": "Important"
        }
      ]
    },
    {
      "cve": "CVE-2018-14468",
      "cwe": {
        "id": "CWE-125",
        "name": "Out-of-bounds Read"
      },
      "notes": [
        {
          "category": "description",
          "text": "The FRF.16 parser in tcpdump before 4.9.3 has a buffer over-read in print-fr.c:mfr_print().",
          "title": "Vulnerability description"
        },
        {
          "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": {
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        ]
      },
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          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2018-14468"
        },
        {
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          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html",
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        }
      ],
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            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
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      "cwe": {
        "id": "CWE-125",
        "name": "Out-of-bounds Read"
      },
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          "category": "description",
          "text": "The Babel parser in tcpdump before 4.9.3 has a buffer over-read in print-babel.c:babel_print_v2().",
          "title": "Vulnerability description"
        },
        {
          "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"
        }
      ],
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        },
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          "summary": "https://support.apple.com/kb/HT210788",
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        },
        {
          "category": "external",
          "summary": "https://usn.ubuntu.com/4252-1/",
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        },
        {
          "category": "external",
          "summary": "https://usn.ubuntu.com/4252-2/",
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        {
          "category": "external",
          "summary": "https://www.debian.org/security/2019/dsa-4547",
          "url": "https://www.debian.org/security/2019/dsa-4547"
        }
      ],
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        {
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          "date": "2026-04-29T12:06:08.121126Z",
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          },
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            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
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          ]
        }
      ],
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        }
      ]
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      "cwe": {
        "id": "CWE-125",
        "name": "Out-of-bounds Read"
      },
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          "category": "description",
          "text": "The RSVP parser in tcpdump before 4.9.3 has a buffer over-read in print-rsvp.c:rsvp_obj_print().",
          "title": "Vulnerability description"
        },
        {
          "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"
        }
      ],
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            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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          },
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      ],
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          "title": "Vulnerability description"
        },
        {
          "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"
        }
      ],
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            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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          "title": "Vulnerability description"
        },
        {
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          "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.",
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            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
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          ]
        }
      ],
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          "category": "impact",
          "details": "Important"
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      ]
    },
    {
      "cve": "CVE-2018-14879",
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        "id": "CWE-120",
        "name": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')"
      },
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        {
          "category": "description",
          "text": "The command-line argument parser in tcpdump before 4.9.3 has a buffer overflow in tcpdump.c:get_next_file().",
          "title": "Vulnerability description"
        },
        {
          "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": {
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      },
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          "summary": "Canonical URL",
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        },
        {
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          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html",
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        },
        {
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          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html"
        },
        {
          "category": "external",
          "summary": "http://seclists.org/fulldisclosure/2019/Dec/26",
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        },
        {
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          "summary": "https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES",
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        },
        {
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          "summary": "https://github.com/the-tcpdump-group/tcpdump/commit/9ba91381954ad325ea4fd26b9c65a8bd9a2a85b6",
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          "summary": "https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html",
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        },
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        },
        {
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          "url": "https://seclists.org/bugtraq/2019/Oct/28"
        },
        {
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          "summary": "https://security.netapp.com/advisory/ntap-20200120-0001/",
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          "summary": "https://support.f5.com/csp/article/K51512510?utm_source=f5support&amp%3Butm_medium=RSS",
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        },
        {
          "category": "external",
          "summary": "https://usn.ubuntu.com/4252-1/",
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        {
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          "summary": "https://www.debian.org/security/2019/dsa-4547",
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        {
          "category": "vendor_fix",
          "date": "2026-04-29T12:06:08.121126Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1777464365",
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        }
      ],
      "scores": [
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            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "cvss_v3": {
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            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.0,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
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        }
      ],
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        {
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          "details": "Important"
        }
      ]
    },
    {
      "cve": "CVE-2018-16227",
      "cwe": {
        "id": "CWE-125",
        "name": "Out-of-bounds Read"
      },
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        {
          "category": "description",
          "text": "The IEEE 802.11 parser in tcpdump before 4.9.3 has a buffer over-read in print-802_11.c for the Mesh Flags subfield.",
          "title": "Vulnerability description"
        },
        {
          "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": {
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      },
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        },
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          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html"
        },
        {
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          "summary": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html"
        },
        {
          "category": "external",
          "summary": "http://seclists.org/fulldisclosure/2019/Dec/26",
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          "summary": "https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES",
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        {
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        }
      ],
      "scores": [
        {
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            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    }
  ]
}