Vulnerability-Lookup

CNVD-2019-06576

Vulnerability from cnvd - Published: 2019-03-08

Title

Ubuntu Linux Kernel本地信息泄露漏洞

Description

Ubuntu是英国科能（Canonical）公司和Ubuntu基金会共同开发的一套以桌面应用为主的GNU/Linux操作系统。Linux Kernel是其中的一个Linux系统内核。 Ubuntu 18.04 LTS版本和18.10版本中使用的Linux Kernel的overlayfs实现存在安全漏洞。本地攻击者可利用该漏洞获取文件名称。

Severity

低

Patch Name

Ubuntu Linux Kernel本地信息泄露漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html

Reference

https://launchpad.net/bugs/1793458

Impacted products

Name
['Linux Linux kernel', 'Ubuntu Ubuntu Linux 18.04 LTS', 'Ubuntu Ubuntu Linux 18.10']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-6559"
    }
  },
  "description": "Ubuntu\u662f\u82f1\u56fd\u79d1\u80fd\uff08Canonical\uff09\u516c\u53f8\u548cUbuntu\u57fa\u91d1\u4f1a\u5171\u540c\u5f00\u53d1\u7684\u4e00\u5957\u4ee5\u684c\u9762\u5e94\u7528\u4e3a\u4e3b\u7684GNU/Linux\u64cd\u4f5c\u7cfb\u7edf\u3002Linux Kernel\u662f\u5176\u4e2d\u7684\u4e00\u4e2aLinux\u7cfb\u7edf\u5185\u6838\u3002\n\nUbuntu 18.04 LTS\u7248\u672c\u548c18.10\u7248\u672c\u4e2d\u4f7f\u7528\u7684Linux Kernel\u7684overlayfs\u5b9e\u73b0\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u6587\u4ef6\u540d\u79f0\u3002",
  "discovererName": "Philipp Wendler",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-06576",
  "openTime": "2019-03-08",
  "patchDescription": "Ubuntu\u662f\u82f1\u56fd\u79d1\u80fd\uff08Canonical\uff09\u516c\u53f8\u548cUbuntu\u57fa\u91d1\u4f1a\u5171\u540c\u5f00\u53d1\u7684\u4e00\u5957\u4ee5\u684c\u9762\u5e94\u7528\u4e3a\u4e3b\u7684GNU/Linux\u64cd\u4f5c\u7cfb\u7edf\u3002Linux Kernel\u662f\u5176\u4e2d\u7684\u4e00\u4e2aLinux\u7cfb\u7edf\u5185\u6838\u3002\r\n\r\nUbuntu 18.04 LTS\u7248\u672c\u548c18.10\u7248\u672c\u4e2d\u4f7f\u7528\u7684Linux Kernel\u7684overlayfs\u5b9e\u73b0\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u6587\u4ef6\u540d\u79f0\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Ubuntu Linux Kernel\u672c\u5730\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Linux Linux kernel",
      "Ubuntu Ubuntu Linux 18.04 LTS",
      "Ubuntu Ubuntu Linux 18.10"
    ]
  },
  "referenceLink": "https://launchpad.net/bugs/1793458",
  "serverity": "\u4f4e",
  "submitTime": "2018-11-02",
  "title": "Ubuntu Linux Kernel\u672c\u5730\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2018-6559 (GCVE-0-2018-6559)

Vulnerability from cvelistv5 – Published: 2018-10-26 17:00 – Updated: 2024-09-16 19:19

Summary

The Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10, allows local users to obtain names of files in which they would not normally be able to access via an overlayfs mount inside of a user namespace.

Severity

No CVSS data available.

CWE

CWE-200 - Information Exposure

Assigner

canonical mitre root

References

9 references

URL	Tags
http://www.securityfocus.com/bid/105752	vdb-entryx_refsource_BID
https://usn.ubuntu.com/3836-2/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3835-1/	vendor-advisoryx_refsource_UBUNTU
https://people.canonical.com/~ubuntu-security/cve…	x_refsource_CONFIRM
https://lists.ubuntu.com/archives/kernel-team/201…	x_refsource_CONFIRM
https://usn.ubuntu.com/3833-1/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3832-1/	vendor-advisoryx_refsource_UBUNTU
https://launchpad.net/bugs/1793458	x_refsource_CONFIRM
https://usn.ubuntu.com/3836-1/	vendor-advisoryx_refsource_UBUNTU

Impacted products

1 product

Vendor	Product	Version
Canonical Ltd.	Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10	Affected: 4.15.0-38.41 Affected: 4.18.0-10.11

Date Public

2018-10-18 00:00

Credits

Philipp Wendler

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T06:10:10.381Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "105752",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/105752"
          },
          {
            "name": "USN-3836-2",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3836-2/"
          },
          {
            "name": "USN-3835-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3835-1/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6559.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html"
          },
          {
            "name": "USN-3833-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3833-1/"
          },
          {
            "name": "USN-3832-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3832-1/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://launchpad.net/bugs/1793458"
          },
          {
            "name": "USN-3836-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3836-1/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10",
          "vendor": "Canonical Ltd.",
          "versions": [
            {
              "status": "affected",
              "version": "4.15.0-38.41"
            },
            {
              "status": "affected",
              "version": "4.18.0-10.11"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Philipp Wendler"
        }
      ],
      "datePublic": "2018-10-18T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10, allows local users to obtain names of files in which they would not normally be able to access via an overlayfs mount inside of a user namespace."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-200",
              "description": "CWE-200: Information Exposure",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-12-04T10:57:01.000Z",
        "orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
        "shortName": "canonical"
      },
      "references": [
        {
          "name": "105752",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/105752"
        },
        {
          "name": "USN-3836-2",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3836-2/"
        },
        {
          "name": "USN-3835-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3835-1/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6559.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html"
        },
        {
          "name": "USN-3833-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3833-1/"
        },
        {
          "name": "USN-3832-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3832-1/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://launchpad.net/bugs/1793458"
        },
        {
          "name": "USN-3836-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3836-1/"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@ubuntu.com",
          "DATE_PUBLIC": "2018-10-18T00:00:00.000Z",
          "ID": "CVE-2018-6559",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10",
                      "version": {
                        "version_data": [
                          {
                            "affected": "=",
                            "version_affected": "=",
                            "version_value": "4.15.0-38.41"
                          },
                          {
                            "affected": "=",
                            "version_affected": "=",
                            "version_value": "4.18.0-10.11"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Canonical Ltd."
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Philipp Wendler"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10, allows local users to obtain names of files in which they would not normally be able to access via an overlayfs mount inside of a user namespace."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-200: Information Exposure"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "105752",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/105752"
            },
            {
              "name": "USN-3836-2",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3836-2/"
            },
            {
              "name": "USN-3835-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3835-1/"
            },
            {
              "name": "https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6559.html",
              "refsource": "CONFIRM",
              "url": "https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6559.html"
            },
            {
              "name": "https://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html",
              "refsource": "CONFIRM",
              "url": "https://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html"
            },
            {
              "name": "USN-3833-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3833-1/"
            },
            {
              "name": "USN-3832-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3832-1/"
            },
            {
              "name": "https://launchpad.net/bugs/1793458",
              "refsource": "CONFIRM",
              "url": "https://launchpad.net/bugs/1793458"
            },
            {
              "name": "USN-3836-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3836-1/"
            }
          ]
        },
        "source": {
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
    "assignerShortName": "canonical",
    "cveId": "CVE-2018-6559",
    "datePublished": "2018-10-26T17:00:00.000Z",
    "dateReserved": "2018-02-02T00:00:00.000Z",
    "dateUpdated": "2024-09-16T19:19:23.303Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CNVD-2019-06576

CVE-2018-6559 (GCVE-0-2018-6559)

Tags

Sightings

Nomenclature

Related by attack behaviour