gsd-2017-2647
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
The KEYS subsystem in the Linux kernel before 3.18 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving a NULL value for a certain match field, related to the keyring_search_iterator function in keyring.c.
Aliases
Aliases
CVE-2017-2647


To clipboard 

{
  "GSD": {
    "alias": "CVE-2017-2647",
    "description": "The KEYS subsystem in the Linux kernel before 3.18 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving a NULL value for a certain match field, related to the keyring_search_iterator function in keyring.c.",
    "id": "GSD-2017-2647",
    "references": [
      "https://www.suse.com/security/cve/CVE-2017-2647.html",
      "https://access.redhat.com/errata/RHSA-2020:3836",
      "https://access.redhat.com/errata/RHSA-2020:3548",
      "https://access.redhat.com/errata/RHSA-2017:2444",
      "https://access.redhat.com/errata/RHSA-2017:2437",
      "https://access.redhat.com/errata/RHSA-2017:2077",
      "https://access.redhat.com/errata/RHSA-2017:1842",
      "https://ubuntu.com/security/CVE-2017-2647",
      "https://linux.oracle.com/cve/CVE-2017-2647.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-2647"
      ],
      "details": "The KEYS subsystem in the Linux kernel before 3.18 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving a NULL value for a certain match field, related to the keyring_search_iterator function in keyring.c.",
      "id": "GSD-2017-2647",
      "modified": "2023-12-13T01:21:05.769710Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2017-2647",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
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            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
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          }
        ]
      },
      "problemtype": {
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            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://usn.ubuntu.com/3849-1/",
            "refsource": "MISC",
            "url": "https://usn.ubuntu.com/3849-1/"
          },
          {
            "name": "https://usn.ubuntu.com/3849-2/",
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          },
          {
            "name": "https://access.redhat.com/errata/RHSA-2017:1842",
            "refsource": "MISC",
            "url": "https://access.redhat.com/errata/RHSA-2017:1842"
          },
          {
            "name": "https://access.redhat.com/errata/RHSA-2017:2077",
            "refsource": "MISC",
            "url": "https://access.redhat.com/errata/RHSA-2017:2077"
          },
          {
            "name": "https://access.redhat.com/errata/RHSA-2017:2437",
            "refsource": "MISC",
            "url": "https://access.redhat.com/errata/RHSA-2017:2437"
          },
          {
            "name": "https://access.redhat.com/errata/RHSA-2017:2444",
            "refsource": "MISC",
            "url": "https://access.redhat.com/errata/RHSA-2017:2444"
          },
          {
            "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81",
            "refsource": "MISC",
            "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81"
          },
          {
            "name": "http://www.securityfocus.com/bid/97258",
            "refsource": "MISC",
            "url": "http://www.securityfocus.com/bid/97258"
          },
          {
            "name": "https://github.com/torvalds/linux/commit/c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81",
            "refsource": "MISC",
            "url": "https://github.com/torvalds/linux/commit/c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1428353",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1428353"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "3.17.8",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2017-2647"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "value": "The KEYS subsystem in the Linux kernel before 3.18 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving a NULL value for a certain match field, related to the keyring_search_iterator function in keyring.c."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-476"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/torvalds/linux/commit/c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81",
              "refsource": "CONFIRM",
              "tags": [
                "Issue Tracking",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/torvalds/linux/commit/c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1428353",
              "refsource": "CONFIRM",
              "tags": [
                "Issue Tracking",
                "Patch"
              ],
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1428353"
            },
            {
              "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81",
              "refsource": "CONFIRM",
              "tags": [
                "Issue Tracking",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81"
            },
            {
              "name": "97258",
              "refsource": "BID",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.securityfocus.com/bid/97258"
            },
            {
              "name": "RHSA-2017:2444",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2017:2444"
            },
            {
              "name": "RHSA-2017:2437",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2017:2437"
            },
            {
              "name": "RHSA-2017:2077",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2017:2077"
            },
            {
              "name": "RHSA-2017:1842",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2017:1842"
            },
            {
              "name": "USN-3849-2",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "https://usn.ubuntu.com/3849-2/"
            },
            {
              "name": "USN-3849-1",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "https://usn.ubuntu.com/3849-1/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 7.2,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2023-02-12T23:29Z",
      "publishedDate": "2017-03-31T04:59Z"
    }
  }
}


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