cnvd - cnvd-2019-02948

cnvd-2019-02948

Vulnerability from cnvd

Title: GNU patch 'intuit_diff_type'函数拒绝服务漏洞

Description:

GNU patch是GNU项目的一部分，它是一套用于生成补丁文件的工具。

GNU patch 2.7.6及之前版本中的pch.c文件的'intuit_diff_type'函数存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（空指针逆向引用）。

Severity: 中

Patch Name: GNU patch 'intuit_diff_type'函数拒绝服务漏洞的补丁

Patch Description:

GNU patch是GNU项目的一部分，它是一套用于生成补丁文件的工具。

GNU patch 2.7.6及之前版本中的pch.c文件的'intuit_diff_type'函数存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务（空指针逆向引用）。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://savannah.gnu.org/bugs/index.php?53132

Reference: http://www.securityfocus.com/bid/103044

Impacted products

Name
GNU patch <=2.6.1

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "103044"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-6951"
    }
  },
  "description": "GNU patch\u662fGNU\u9879\u76ee\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u662f\u4e00\u5957\u7528\u4e8e\u751f\u6210\u8865\u4e01\u6587\u4ef6\u7684\u5de5\u5177\u3002\n\nGNU patch 2.7.6\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684pch.c\u6587\u4ef6\u7684\u0027intuit_diff_type\u0027\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\u3002",
  "discovererName": "Hanno Boeck",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://savannah.gnu.org/bugs/index.php?53132",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-02948",
  "openTime": "2019-01-25",
  "patchDescription": "GNU patch\u662fGNU\u9879\u76ee\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u662f\u4e00\u5957\u7528\u4e8e\u751f\u6210\u8865\u4e01\u6587\u4ef6\u7684\u5de5\u5177\u3002\r\n\r\nGNU patch 2.7.6\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684pch.c\u6587\u4ef6\u7684\u0027intuit_diff_type\u0027\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\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": "GNU patch \u0027intuit_diff_type\u0027\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "GNU patch \u0026lt;=2.6.1"
  },
  "referenceLink": "http://www.securityfocus.com/bid/103044",
  "serverity": "\u4e2d",
  "submitTime": "2018-07-05",
  "title": "GNU patch \u0027intuit_diff_type\u0027\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2018-6951 (GCVE-0-2018-6951)

Vulnerability from cvelistv5

Published

2018-02-13 19:00

Modified

2024-08-05 06:17

Severity ?

CWE

Summary

An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a "mangled rename" issue.

References

▼	URL	Tags
	https://usn.ubuntu.com/3624-1/	vendor-advisory, x_refsource_UBUNTU
	https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a	x_refsource_MISC
	http://www.securityfocus.com/bid/103044	vdb-entry, x_refsource_BID
	https://savannah.gnu.org/bugs/index.php?53132	x_refsource_MISC
	https://security.gentoo.org/glsa/201904-17	vendor-advisory, x_refsource_GENTOO

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T06:17:17.195Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "USN-3624-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/3624-1/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a"
          },
          {
            "name": "103044",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/103044"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://savannah.gnu.org/bugs/index.php?53132"
          },
          {
            "name": "GLSA-201904-17",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201904-17"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2018-02-13T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-04-17T19:06:01",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "USN-3624-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/3624-1/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a"
        },
        {
          "name": "103044",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/103044"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://savannah.gnu.org/bugs/index.php?53132"
        },
        {
          "name": "GLSA-201904-17",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201904-17"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-6951",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a \"mangled rename\" issue."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "USN-3624-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/3624-1/"
            },
            {
              "name": "https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a",
              "refsource": "MISC",
              "url": "https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a"
            },
            {
              "name": "103044",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/103044"
            },
            {
              "name": "https://savannah.gnu.org/bugs/index.php?53132",
              "refsource": "MISC",
              "url": "https://savannah.gnu.org/bugs/index.php?53132"
            },
            {
              "name": "GLSA-201904-17",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201904-17"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2018-6951",
    "datePublished": "2018-02-13T19:00:00",
    "dateReserved": "2018-02-13T00:00:00",
    "dateUpdated": "2024-08-05T06:17:17.195Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted