gsd-2017-17864
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
Aliases
Aliases
CVE-2017-17864


To clipboard 

{
  "GSD": {
    "alias": "CVE-2017-17864",
    "description": "kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a \"pointer leak.\"",
    "id": "GSD-2017-17864",
    "references": [
      "https://www.suse.com/security/cve/CVE-2017-17864.html",
      "https://www.debian.org/security/2017/dsa-4073",
      "https://ubuntu.com/security/CVE-2017-17864",
      "https://advisories.mageia.org/CVE-2017-17864.html",
      "https://security.archlinux.org/CVE-2017-17864"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-17864"
      ],
      "details": "kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a \"pointer leak.\"",
      "id": "GSD-2017-17864",
      "modified": "2023-12-13T01:21:04.344727Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2017-17864",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
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            "value": "kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a \"pointer leak.\""
          }
        ]
      },
      "problemtype": {
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                "value": "n/a"
              }
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          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://anonscm.debian.org/cgit/kernel/linux.git/tree/debian/patches/bugfix/all/bpf-verifier-fix-states_equal-comparison-of-pointer-and-unknown.patch?h=stretch-security",
            "refsource": "MISC",
            "url": "https://anonscm.debian.org/cgit/kernel/linux.git/tree/debian/patches/bugfix/all/bpf-verifier-fix-states_equal-comparison-of-pointer-and-unknown.patch?h=stretch-security"
          },
          {
            "name": "https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security\u0026id=ad775f6ff7eebb93eedc2f592bc974260e7757b0",
            "refsource": "MISC",
            "url": "https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security\u0026id=ad775f6ff7eebb93eedc2f592bc974260e7757b0"
          },
          {
            "name": "1040059",
            "refsource": "SECTRACK",
            "url": "http://www.securitytracker.com/id/1040059"
          },
          {
            "name": "102320",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/102320"
          },
          {
            "name": "DSA-4073",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2017/dsa-4073"
          },
          {
            "name": "USN-3523-2",
            "refsource": "UBUNTU",
            "url": "https://usn.ubuntu.com/usn/usn-3523-2/"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "4.14.8",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-17864"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a \"pointer leak.\""
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-200"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "DSA-4073",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2017/dsa-4073"
            },
            {
              "name": "https://anonscm.debian.org/cgit/kernel/linux.git/tree/debian/patches/bugfix/all/bpf-verifier-fix-states_equal-comparison-of-pointer-and-unknown.patch?h=stretch-security",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://anonscm.debian.org/cgit/kernel/linux.git/tree/debian/patches/bugfix/all/bpf-verifier-fix-states_equal-comparison-of-pointer-and-unknown.patch?h=stretch-security"
            },
            {
              "name": "https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security\u0026id=ad775f6ff7eebb93eedc2f592bc974260e7757b0",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security\u0026id=ad775f6ff7eebb93eedc2f592bc974260e7757b0"
            },
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            },
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              "name": "102320",
              "refsource": "BID",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.securityfocus.com/bid/102320"
            },
            {
              "name": "USN-3523-2",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "https://usn.ubuntu.com/usn/usn-3523-2/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 2.1,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.0"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2018-01-13T02:29Z",
      "publishedDate": "2017-12-27T17:08Z"
    }
  }
}


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