FKIE_CVE-2017-7487

Vulnerability from fkie_nvd - Published: 2017-05-14 22:29 - Updated: 2026-06-17 01:24
Severity
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
The ipxitf_ioctl function in net/ipx/af_ipx.c in the Linux kernel through 4.11.1 mishandles reference counts, which allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a failed SIOCGIFADDR ioctl call for an IPX interface.
References
secalert@redhat.comhttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee0d8d8482345ff97a75a7d747efc309f13b0d80Patch
secalert@redhat.comhttp://www.debian.org/security/2017/dsa-3886Third Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/98439Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.securitytracker.com/id/1039237Third Party Advisory, VDB Entry
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1447734Issue Tracking, Patch
secalert@redhat.comhttps://github.com/torvalds/linux/commit/ee0d8d8482345ff97a75a7d747efc309f13b0d80Issue Tracking, Patch, Vendor Advisory
secalert@redhat.comhttps://patchwork.ozlabs.org/patch/757549/Patch
secalert@redhat.comhttps://source.android.com/security/bulletin/2017-09-01Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee0d8d8482345ff97a75a7d747efc309f13b0d80Patch
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2017/dsa-3886Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/98439Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1039237Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1447734Issue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/ee0d8d8482345ff97a75a7d747efc309f13b0d80Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://patchwork.ozlabs.org/patch/757549/Patch
af854a3a-2127-422b-91ae-364da2661108https://source.android.com/security/bulletin/2017-09-01Third Party Advisory
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
debian debian_linux 8.0
debian debian_linux 9.0
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Linux kernel through 4.11.1",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Linux kernel through 4.11.1"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9A5C1F01-214B-4477-A3A1-F6DF10181D3C",
              "versionEndExcluding": "3.2.89",
              "vulnerable": true
            },
            {
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              "versionEndExcluding": "3.16.44",
              "versionStartIncluding": "3.3",
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            },
            {
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              "versionEndExcluding": "4.1.41",
              "versionStartIncluding": "3.19",
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            },
            {
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              "matchCriteriaId": "6B6B892D-2153-4B26-A53A-2757488ABBCD",
              "versionEndExcluding": "4.4.70",
              "versionStartIncluding": "4.2",
              "vulnerable": true
            },
            {
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            {
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              "versionEndExcluding": "4.11.3",
              "versionStartIncluding": "4.10",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
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              "vulnerable": true
            },
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              "vulnerable": true
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          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The ipxitf_ioctl function in net/ipx/af_ipx.c in the Linux kernel through 4.11.1 mishandles reference counts, which allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a failed SIOCGIFADDR ioctl call for an IPX interface."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n ipxitf_ioctl en el archivo net/ipx/af_ipx.c en el kernel de Linux hasta la versi\u00f3n 4.11.1, maneja inapropiadamente conteos de referencias, lo que permite a los usuarios locales causar una denegaci\u00f3n de servicio (uso de memoria previamente liberada) o posiblemente tener otro impacto no especificado por medio de una llamada ioctl SIOCGIFADDR fallida para una interfaz de IPX."
    }
  ],
  "id": "CVE-2017-7487",
  "lastModified": "2026-06-17T01:24:27.020",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "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,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-05-14T22:29:00.163",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ],
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee0d8d8482345ff97a75a7d747efc309f13b0d80"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.debian.org/security/2017/dsa-3886"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/98439"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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        "VDB Entry"
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      "url": "http://www.securitytracker.com/id/1039237"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Patch"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1447734"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://github.com/torvalds/linux/commit/ee0d8d8482345ff97a75a7d747efc309f13b0d80"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      "url": "https://patchwork.ozlabs.org/patch/757549/"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://source.android.com/security/bulletin/2017-09-01"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee0d8d8482345ff97a75a7d747efc309f13b0d80"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "http://www.debian.org/security/2017/dsa-3886"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    },
    {
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      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1447734"
    },
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    },
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    },
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      "tags": [
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      "url": "https://source.android.com/security/bulletin/2017-09-01"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Nomenclature

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