gsd-2019-18885
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
fs/btrfs/volumes.c in the Linux kernel before 5.1 allows a btrfs_verify_dev_extents NULL pointer dereference via a crafted btrfs image because fs_devices->devices is mishandled within find_device, aka CID-09ba3bc9dd15.
Aliases
Aliases
CVE-2019-18885


To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-18885",
    "description": "fs/btrfs/volumes.c in the Linux kernel before 5.1 allows a btrfs_verify_dev_extents NULL pointer dereference via a crafted btrfs image because fs_devices-\u003edevices is mishandled within find_device, aka CID-09ba3bc9dd15.",
    "id": "GSD-2019-18885",
    "references": [
      "https://www.suse.com/security/cve/CVE-2019-18885.html",
      "https://ubuntu.com/security/CVE-2019-18885",
      "https://linux.oracle.com/cve/CVE-2019-18885.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-18885"
      ],
      "details": "fs/btrfs/volumes.c in the Linux kernel before 5.1 allows a btrfs_verify_dev_extents NULL pointer dereference via a crafted btrfs image because fs_devices-\u003edevices is mishandled within find_device, aka CID-09ba3bc9dd15.",
      "id": "GSD-2019-18885",
      "modified": "2023-12-13T01:23:50.045592Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2019-18885",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
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          }
        ]
      },
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            "name": "USN-4254-1",
            "refsource": "UBUNTU",
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          {
            "name": "USN-4254-2",
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          {
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            "url": "https://usn.ubuntu.com/4258-1/"
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            "url": "https://usn.ubuntu.com/4287-2/"
          },
          {
            "name": "[debian-lts-announce] 20200812 [SECURITY] [DLA 2323-1] linux-4.19 new package",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html"
          },
          {
            "name": "https://www.oracle.com/security-alerts/cpuApr2021.html",
            "refsource": "MISC",
            "url": "https://www.oracle.com/security-alerts/cpuApr2021.html"
          },
          {
            "name": "https://github.com/torvalds/linux/commit/09ba3bc9dd150457c506e4661380a6183af651c1",
            "refsource": "MISC",
            "url": "https://github.com/torvalds/linux/commit/09ba3bc9dd150457c506e4661380a6183af651c1"
          },
          {
            "name": "https://github.com/bobfuzzer/CVE-2019-18885",
            "refsource": "MISC",
            "url": "https://github.com/bobfuzzer/CVE-2019-18885"
          },
          {
            "name": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=09ba3bc9dd150457c506e4661380a6183af651c1",
            "refsource": "MISC",
            "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=09ba3bc9dd150457c506e4661380a6183af651c1"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20191205-0001/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20191205-0001/"
          },
          {
            "name": "http://packetstormsecurity.com/files/156185/Kernel-Live-Patch-Security-Notice-LSN-0062-1.html",
            "refsource": "MISC",
            "url": "http://packetstormsecurity.com/files/156185/Kernel-Live-Patch-Security-Notice-LSN-0062-1.html"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "5.1",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-18885"
        },
        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
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            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-476"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=09ba3bc9dd150457c506e4661380a6183af651c1",
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            },
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              "tags": [
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              ],
              "url": "https://github.com/bobfuzzer/CVE-2019-18885"
            },
            {
              "name": "https://github.com/torvalds/linux/commit/09ba3bc9dd150457c506e4661380a6183af651c1",
              "refsource": "MISC",
              "tags": [
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                "Third Party Advisory"
              ],
              "url": "https://github.com/torvalds/linux/commit/09ba3bc9dd150457c506e4661380a6183af651c1"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20191205-0001/",
              "refsource": "CONFIRM",
              "tags": [],
              "url": "https://security.netapp.com/advisory/ntap-20191205-0001/"
            },
            {
              "name": "USN-4254-1",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "https://usn.ubuntu.com/4254-1/"
            },
            {
              "name": "USN-4254-2",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "https://usn.ubuntu.com/4254-2/"
            },
            {
              "name": "http://packetstormsecurity.com/files/156185/Kernel-Live-Patch-Security-Notice-LSN-0062-1.html",
              "refsource": "MISC",
              "tags": [],
              "url": "http://packetstormsecurity.com/files/156185/Kernel-Live-Patch-Security-Notice-LSN-0062-1.html"
            },
            {
              "name": "USN-4258-1",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "https://usn.ubuntu.com/4258-1/"
            },
            {
              "name": "USN-4287-1",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "https://usn.ubuntu.com/4287-1/"
            },
            {
              "name": "USN-4287-2",
              "refsource": "UBUNTU",
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              "url": "https://usn.ubuntu.com/4287-2/"
            },
            {
              "name": "[debian-lts-announce] 20200812 [SECURITY] [DLA 2323-1] linux-4.19 new package",
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              "url": "https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html"
            },
            {
              "name": "https://www.oracle.com/security-alerts/cpuApr2021.html",
              "refsource": "MISC",
              "tags": [],
              "url": "https://www.oracle.com/security-alerts/cpuApr2021.html"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 2.1,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
            "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": "HIGH",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-06-14T18:15Z",
      "publishedDate": "2019-11-14T14:15Z"
    }
  }
}


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