FKIE_CVE-2018-14613

Vulnerability from fkie_nvd - Published: 2018-07-27 04:29 - Updated: 2026-06-17 01:41
Summary
An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in io_ctl_map_page() when mounting and operating a crafted btrfs image, because of a lack of block group item validation in check_leaf_item in fs/btrfs/tree-checker.c.
References
cve@mitre.orghttp://www.securityfocus.com/bid/104917Third Party Advisory, VDB Entry
cve@mitre.orghttps://bugzilla.kernel.org/show_bug.cgi?id=199849Exploit, Issue Tracking, Third Party Advisory
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
cve@mitre.orghttps://patchwork.kernel.org/patch/10503147/Patch, Third Party Advisory
cve@mitre.orghttps://usn.ubuntu.com/3932-1/
cve@mitre.orghttps://usn.ubuntu.com/3932-2/
cve@mitre.orghttps://usn.ubuntu.com/4094-1/
cve@mitre.orghttps://usn.ubuntu.com/4118-1/
cve@mitre.orghttps://www.oracle.com/security-alerts/cpuApr2021.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/104917Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.kernel.org/show_bug.cgi?id=199849Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
af854a3a-2127-422b-91ae-364da2661108https://patchwork.kernel.org/patch/10503147/Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3932-1/
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3932-2/
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/4094-1/
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/4118-1/
af854a3a-2127-422b-91ae-364da2661108https://www.oracle.com/security-alerts/cpuApr2021.html
Impacted products
Vendor Product Version
linux linux_kernel *

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C1B2F3D8-D94B-4407-A185-5D49F3358A2C",
              "versionEndIncluding": "4.17.10",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in io_ctl_map_page() when mounting and operating a crafted btrfs image, because of a lack of block group item validation in check_leaf_item in fs/btrfs/tree-checker.c."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto un problema en el kernel de Linux hasta la versi\u00f3n 4.17.10. Hay una desreferencia de puntero no v\u00e1lido en io_ctl_map_page() cuando se monta y opera una imagen btrfs manipulada, debido a la falta de validaci\u00f3n de elementos de grupos de bloques en check_leaf_item en fs/btrfs/tree-checker.c."
    }
  ],
  "id": "CVE-2018-14613",
  "lastModified": "2026-06-17T01:41:17.387",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.1,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2018-07-27T04:29:00.423",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/104917"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.kernel.org/show_bug.cgi?id=199849"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://patchwork.kernel.org/patch/10503147/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://usn.ubuntu.com/3932-1/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://usn.ubuntu.com/3932-2/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://usn.ubuntu.com/4094-1/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://usn.ubuntu.com/4118-1/"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://www.oracle.com/security-alerts/cpuApr2021.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/104917"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.kernel.org/show_bug.cgi?id=199849"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://patchwork.kernel.org/patch/10503147/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/3932-1/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/3932-2/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/4094-1/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/4118-1/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.oracle.com/security-alerts/cpuApr2021.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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